STM8L101F2U6ATR ,Ultra-low-power 8-bit MCU with 4 Kbytes Flash, 16 MHz CPU, integrated EEPROMblock diagram . . . 9Figure 2. Standard 20-pin UFQFPN package pinout . . . . . 14Figure 3. ..
STM8L101F3U6ATR ,Ultra-low-power 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, up to 2-Kbyte of EEPROMThermal characteristics . . . . 38Table 16. General operating conditions . . . . . . . 39 ..
STM8L101K3T6 ,Ultra-low-power 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, up to 2-Kbyte of EEPROMfeatures– Supply voltage range 1.65 V to 3.6 VUFQFPN325 x 5 mm – Low power consumption (Halt: 0.3 μ ..
STM8L151C6T6 ,Ultra-low-power 8-bit MCU with 32 Kbytes Flash, 16 MHz CPU, integrated EEPROMAbsolute maximum ratings . . . . 629.3 Operating conditions 649.3.1 General operating con ..
STM8L151C8T6 ,Ultra-low-power 8-bit MCU with 64 Kbytes Flash, 16 MHz CPU, integrated EEPROMThermal characteristics . . . . . 12110 Package characteristics . . . . 12210.1 Package me ..
STM8L151G6U6 ,Ultra-low-power 8-bit MCU with 32 Kbytes Flash, 16 MHz CPU, integrated EEPROMfeatures– 5 low power modes: Wait, Low power run 12-bit DAC with output buffer(5.1 µA), Low power ..
SY88147DLKG , 3.3V, 1.25Gbps PECL Limiting Post Amplifier w/High Gain TTL Loss-of-Signal
SY88147DLKG , 3.3V, 1.25Gbps PECL Limiting Post Amplifier w/High Gain TTL Loss-of-Signal
SY88149CLKG , 3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT
SY88149CLKG , 3.3V, 1.25Gbps PECL LIMITING POST AMPLIFIER W/HIGH GAIN TTL SIGNAL DETECT
SY88289ALMG , 3.3V, 3.2Gbps CML Low-Power Limiting Post Amplifier with TTL Loss-of-Signal
SY88289ALMG , 3.3V, 3.2Gbps CML Low-Power Limiting Post Amplifier with TTL Loss-of-Signal
STM8L101F2U6ATR-STM8L101F3U6ATR-STM8L101K3T6
Ultra-low-power 8-bit MCU with 2 Kbytes Flash, 16 MHz CPU, integrated EEPROM
December 2014 DocID15275 Rev 14 1/83
STM8L101x1 STM8L101x2 STM8L101x38-bit ultra-low power microcontroller with up to 8 Kbytes Flash,
multifunction timers, comparators, USART , SPI, I2C
Datasheet - production data
Features Main microcontroller features Supply voltage range 1.65 V to 3.6 V Low power consumption (Halt: 0.3 μA,
Active-halt: 0.8 μA, Dynamic Run:
150 μA/MHz) STM8 Core with up to 16 CISC MIPS
throughput Temp. range: -40 to 85 °C and 125 °C Memories Up to 8 Kbytes of Flash program including
up to 2 Kbytes of data EEPROM Error correction code (ECC) Flexible write and read protection modes In-application and in-circuit programming Data EEPROM capability 1.5 Kbytes of static RAM Clock management Internal 16 MHz RC with fast wakeup time
(typ. 4 μs) Internal low consumption 38 kHz RC
driving both the IWDG and the AWU Reset and supply management Ultra-low power POR/PDR Three low power modes: Wait, Active-halt,
Halt Interrupt management Nested interrupt controller with software
priority control Up to 29 external interrupt sources I/Os Up to 30 I/Os, all mappable on external
interrupt vectors I/Os with programmable input pull-ups, high
sink/source capability and one LED driver
infrared output Peripherals Two 16-bit general purpose timers (TIM2
and TIM3) with up and down counter and 2
channels (used as IC, OC, PWM) One 8-bit timer (TIM4) with 7-bit prescaler Infrared remote control (IR) Independent watchdog Auto-wakeup unit Beeper timer with 1, 2 or 4 kHz frequencies SPI synchronous serial interface Fast I2C Multimaster/slave 400 kHz USART with fractional baud rate generator 2 comparators with 4 inputs each Development support Hardware single wire interface module
(SWIM) for fast on-chip programming and
non intrusive debugging In-circuit emulation (ICE) 96-bit unique ID
Table 1. Device summary
Reference Part numbersSTM8L101x1 STM8L101F1
STM8L101x2 STM8L101F2, STM8L101G2
STM8L101x3 STM8L101F3, STM8L101G3,
STM8L101K3
Contents STM8L101x1 STM8L101x2 STM8L101x32/83 DocID15275 Rev 14
Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Product overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93.1 Central processing unit STM8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.2 Development tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.3 Single wire data interface (SWIM) and debug module . . . . . . . . . . . . . . . 10
3.4 Interrupt controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.5 Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.6 Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.7 Voltage regulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.8 Clock control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.9 Independent watchdog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3.10 Auto-wakeup counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.11 General purpose and basic timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.12 Beeper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.13 Infrared (IR) interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.14 Comparators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.15 USART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.16 SPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.17 I²C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Memory and register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Interrupt vector mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Option bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Unique ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
DocID15275 Rev 14 3/83
STM8L101x1 STM8L101x2 STM8L101x3 Contents Electrical parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.1 Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.1.1 Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
9.1.2 Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
9.1.3 Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
9.1.4 Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
9.1.5 Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
9.2 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
9.3 Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
9.3.1 General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
9.3.2 Power-up / power-down operating conditions . . . . . . . . . . . . . . . . . . . .40
9.3.3 Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
9.3.4 Clock and timing characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
9.3.5 Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
9.3.6 I/O port pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
9.3.7 Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
9.3.8 Comparator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
9.3.9 EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
9.4 Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 Package characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
10.1 ECOPACK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
10.2 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 Device ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 STM8 development tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
12.1 Emulation and in-circuit debugging tools . . . . . . . . . . . . . . . . . . . . . . . . . 76
12.2 Software tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
12.2.1 STM8 toolset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
12.2.2 C and assembly toolchains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
12.3 Programming tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
List of tables STM8L101x1 STM8L101x2 STM8L101x3
4/83 DocID15275 Rev 14
List of tables
Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Table 2. STM8L101xx device feature summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Table 3. Legend/abbreviation for table 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Table 4. STM8L101xx pin description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Table 5. Flash and RAM boundary addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Table 6. I/O Port hardware register map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Table 7. General hardware register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Table 8. CPU/SWIM/debug module/interrupt controller registers. . . . . . . . . . . . . . . . . . . . . . . . . . .29
Table 9. Interrupt mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Table 10. Option bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Table 11. Option byte description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Table 12. Unique ID registers (96 bits) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Table 13. Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Table 14. Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Table 15. Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Table 16. General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Table 17. Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Table 18. Total current consumption in Run mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Table 19. Total current consumption in Wait mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Table 20. Total current consumption and timing in Halt and Active-halt mode at
VDD = 1.65 V to 3.6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Table 21. Peripheral current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Table 22. HSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Table 23. LSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Table 24. RAM and hardware registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Table 25. Flash program memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Table 26. I/O static characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Table 27. Output driving current (High sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Table 28. Output driving current (true open drain ports). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Table 29. Output driving current (PA0 with high sink LED driver capability). . . . . . . . . . . . . . . . . . . .51
Table 30. NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Table 31. SPI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Table 32. I2C characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58
Table 33. Comparator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Table 34. EMS data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Table 35. EMI data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
Table 36. ESD absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
Table 37. Electrical sensitivities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
Table 38. Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Table 39. UFQFPN32 - 32-lead ultra thin fine pitch quad flat no-lead package (5 x 5),
package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Table 40. LQFP32- 32-pin low profile quad flat package (7x7), package mechanical data . . . . . . . .68
Table 41. UFQFPN28 - 28-lead ultra thin fine pitch quad flat no-lead package (4 x 4),
package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69
Table 42. UFQFPN20 - 20-lead ultra thin fine pitch quad flat package (3 x 3 mm) mechanical data.71
Table 43. TSSOP20 - 20-lead thin shrink small package mechanical data . . . . . . . . . . . . . . . . . . . .73
Table 44. Document revision history. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
DocID15275 Rev 14 5/83
STM8L101x1 STM8L101x2 STM8L101x3 List of figures
List of figures
Figure 1. STM8L101xx device block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Figure 2. Standard 20-pin UFQFPN package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Figure 3. 20-pin UFQFPN package pinout for STM8L101F1U6ATR,
STM8L101F2U6ATR and STM8L101F3U6ATR part numbers. . . . . . . . . . . . . . . . . . . . . .15
Figure 4. 20-pin TSSOP package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Figure 5. Standard 28-pin UFQFPN package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Figure 6. 28-pin UFQFPN package pinout for STM8L101G3U6ATR and
STM8L101G2U6ATR part numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
Figure 7. 32-pin package pinout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Figure 8. Memory map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Figure 9. Pin loading conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Figure 10. Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Figure 11. IDD(RUN) vs. VDD, fCPU = 2 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Figure 12. IDD(RUN) vs. VDD, fCPU = 16 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Figure 13. IDD(WAIT) vs. VDD, fCPU = 2 MHz. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Figure 14. IDD(WAIT) vs. VDD, fCPU = 16 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Figure 15. Typ. IDD(Halt) vs. VDD, fCPU = 2 MHz and 16 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Figure 16. Typical HSI frequency vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Figure 17. Typical HSI accuracy vs. temperature, VDD = 3 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Figure 18. Typical HSI accuracy vs. temperature, VDD = 1.65 V to 3.6 V. . . . . . . . . . . . . . . . . . . . . .46
Figure 19. Typical LSI RC frequency vs. VDD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Figure 20. Typical VIL and VIH vs. VDD (High sink I/Os) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Figure 21. Typical VIL and VIH vs. VDD (true open drain I/Os). . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Figure 22. Typical pull-up resistance RPU vs. VDD with VIN=VSS. . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Figure 23. Typical pull-up current IPU vs. VDD with VIN=VSS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Figure 24. Typ. VOL at VDD = 3.0 V (High sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Figure 25. Typ. VOL at VDD = 1.8 V (High sink ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Figure 26. Typ. VOL at VDD = 3.0 V (true open drain ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Figure 27. Typ. VOL at VDD = 1.8 V (true open drain ports) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Figure 28. Typ. VDD - VOH at VDD = 3.0 V (High sink ports). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Figure 29. Typ. VDD - VOH at VDD = 1.8 V (High sink ports). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Figure 30. Typical NRST pull-up resistance RPU vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Figure 31. Typical NRST pull-up current Ipu vs. VDD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Figure 32. Recommended NRST pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Figure 33. SPI timing diagram - slave mode and CPHA = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Figure 34. SPI timing diagram - slave mode and CPHA = 1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Figure 35. SPI timing diagram - master mode(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Figure 36. Typical application with I2C bus and timing diagram 1) . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Figure 37. UFQFPN32 - 32-lead ultra thin fine pitch quad flat no-lead package outline (5 x 5). . . . . .65
Figure 38. UFQFPN32 recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Figure 39. LQFP32 - 32-pin low profile quad flat package outline (7 x 7) . . . . . . . . . . . . . . . . . . . . . .67
Figure 40. LQFP32 recommended footprint. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68
Figure 41. UFQFPN28 - 28-lead ultra thin fine pitch quad flat no-lead package outline (4 x 4 mm) . .69
Figure 42. UFQFPN28 recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70
Figure 43. UFQFPN20 - 20-lead ultra thin fine pitch quad flat package outline
(3x3 mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
Figure 44. UFQFPN20 recommended footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72
Figure 45. TSSOP20 - 20-lead thin shrink small package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
