STM8S903K3T6C ,Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROMSTM8S903K3STM8S903F316MHzSTM8S8-bitMCU,upto8KbytesFlash,1KbyteRAM,640bytesEEPROM,10-bitADC,2timers, ..
STM8S903K3T6CTR ,Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROMfeatures......9Table2.PeripheralclockgatingbitassignmentsinCLK_PCKENR1/2registers.......14Table3.TI ..
STM8S903K3T6CTR ,Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROMFeaturesCommunicationsinterfacesCoreUARTwithclockoutputforsynchronous16MHzadvancedSTM8corewithHarva ..
STM915-16 ,RF POWER MODULE GSM MOBILE APPLICATIONSELECTRICAL SPECIFICATIONS (T 25 C, V , V 8.0 Vdc; V , V 12.5 Vdc)case = S1 S3 = S2 S4 =Symbol Pa ..
STM961-15B ,RF POWER MODULE DIGITAL CELLULAR APPLICATIONSapplications in the915-960 MHz frequency range operating at 26V.ORDER CODE BRAND ..
STM9926 , Dual N-Channel E nhancement Mode F ield E ffect Transistor
SY88793VKG , 3.3V/5V 622Mbps PECL LOW-POWER LIMITING POST AMPLIFIER WITH TTL SIGNAL DETECT
SY88793VKG , 3.3V/5V 622Mbps PECL LOW-POWER LIMITING POST AMPLIFIER WITH TTL SIGNAL DETECT
SY88803VKG , 3.3V/5V 155Mbps PECL LOW POWER LIMITING POST AMPLIFIER W/TTL LOS
SY88803VKG , 3.3V/5V 155Mbps PECL LOW POWER LIMITING POST AMPLIFIER W/TTL LOS
SY88803VKG TR , 3.3V/5V 155Mbps PECL LOW POWER LIMITING POST AMPLIFIER W/TTL LOS
SY88803VKGTR , 3.3V/5V 155Mbps PECL LOW POWER LIMITING POST AMPLIFIER W/TTL LOS
STM8S903F3M6-STM8S903K3T6C-STM8S903K3T6CTR
Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM
STM8S903K3 STM8S903F3 MHz STM8S 8-bit MCU, up to8 Kbytes Flash,1 Kbyte RAM, 640
bytes EEPROM,10-bit ADC,2 timers, UART, SPI, I²C
UFQFPN325x5LQFP327x7 SDIP32 400 mils
TSSOP20 SO20W 300 milsUFQFPN20 3x3
Features
Core• 16 MHz advanced STM8 core with Harvard
architecture and 3-stage pipeline• Extended instruction set
Memories• Program memory: 8Kbytes Flash; data retention yearsat55°C after10 kcycles• Data memory: 640 bytes true data EEPROM;
endurance 300 kcycles• RAM:1 Kbytes
Clock, reset and supply management• 2.95to 5.5V operating voltage• Flexible clock control,4 master clock sources:- Low power crystal resonator oscillator- External clock input Switch-off peripheral clocks individually Permanently active, low consumption power-on
and power-down reset
Interrupt management• Nested interrupt controller with32 interrupts• Upto28 external interruptson7 vectors
Timers• Advanced control timer: 16-bit,4 CAPCOM
channels,3 complementary outputs, dead-time
insertion and flexible synchronization• 16-bit general purpose timer, with3 CAPCOM
channels (IC, OCor PWM)• 8-bit basic timer with 8-bit prescaler• Auto wakeup timer• Window and independent watchdog timers
Communications interfaces• UART with clock outputfor synchronous
operation, Smartcard, IrDA, LIN master mode• SPI interfaceupto8 Mbit/s•I2C interfaceupto 400 Kbit/s
Analogto digital converter (ADC)• 10-bit,±1 LSB ADCwithupto7 muxed channels1 internal channel, scan mode and analog
watchdog• Internal reference voltage measurement
I/Os• Upto28 I/Osona 32-pin package including21
high sink outputs• Highly robust I/O design, immune against current
injection (SWIM) non intrusive
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Contents Introduction ..............................................................................................................8 Description ...............................................................................................................9 Block diagram ........................................................................................................10 Product overview ...................................................................................................114.1 Central processing unit STM8 .....................................................................................11
4.2 Single wire interface module (SWIM) and debug module (DM) ..................................11
4.3 Interrupt controller .......................................................................................................12
4.4 Flash program and data EEPROM memory ................................................................12
4.5 Clock controller ............................................................................................................13
4.6 Power management ....................................................................................................14
4.7 Watchdog timers ..........................................................................................................14
4.8 Auto wakeup counter ...................................................................................................15
4.9 Beeper ........................................................................................................................15
4.10 TIM1- 16-bit advanced control timer .........................................................................15
4.11 TIM5- 16-bit general purpose timer ..........................................................................16
4.12 TIM6- 8-bit basic timer ..............................................................................................16
4.13 Analog-to-digital converter (ADC1) ............................................................................16
4.14 Communication interfaces .........................................................................................17
4.14.1 UART1 ...............................................................................................17
4.14.2 SPI .....................................................................................................18
4.14.3 I²C ......................................................................................................18
Pinout and pin description ...................................................................................195.1 STM8S903F3 TSSOP20/SO20 pinout ........................................................................20
5.2 STM8S903F3 UFQFPN20 pinout ................................................................................21
5.3 TSSOP/SO/UFQFPN20 pin description ......................................................................22
5.4 STM8S903K3 UFQFPN32/LQFP32/SDIP32 pinout ....................................................23
5.5 UFQFPN/LQFP/SDIP32 pin description ......................................................................24
5.6 Alternate function remapping .......................................................................................26
Memory and register map .....................................................................................276.1 Memory map ................................................................................................................27
6.2 Register map ...............................................................................................................28
6.2.1 I/O port hardware register map ............................................................28
6.2.2 General hardware register map ...........................................................29
6.2.3 CPU/SWIM/debug module/interrupt controller registers .....................38
Interrupt vector mapping ......................................................................................41 Option bytes ...........................................................................................................438.1 STM8S903K3/F3 alternate function remapping bits ....................................................45
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STM8S903K3 STM8S903F3Contents
Unique ID ................................................................................................................49 Electrical characteristics ....................................................................................5010.1 Parameter conditions .................................................................................................50
10.1.1 Minimum and maximum values .........................................................50
10.1.2 Typical values .....................................................................................50
10.1.3 Typical curves ....................................................................................50
10.1.4 Loading capacitor ...............................................................................50
10.1.5 Pin input voltage .................................................................................50
10.2 Absolute maximum ratings ........................................................................................51
10.3 Operating conditions ..................................................................................................53
10.3.1 VCAP external capacitor ....................................................................54
10.3.2 Supply current characteristics ............................................................55
10.3.3 External clock sources and timing characteristics .............................65
10.3.4 Internal clock sources and timing characteristics ...............................67
10.3.5 Memory characteristics ......................................................................69
10.3.6 I/O port pin characteristics .................................................................70
10.3.7 Reset pin characteristics ....................................................................78
10.3.8 SPI serial peripheral interface ............................................................81
10.3.9I2C interface characteristics ...............................................................84
10.3.10 10-bit ADC characteristics ................................................................85
10.3.11 EMC characteristics .........................................................................89
Package information ............................................................................................9211.1 32-pin LQFP package mechanical data .....................................................................92
11.2 32-lead UFQFPN package mechanical data .............................................................94
11.3 20-lead UFQFPN package mechanical data .............................................................95
11.4 UFQFPN recommended footprint ..............................................................................97
11.5 SDIP32 package mechanical data .............................................................................98
11.6 20-pin TSSOP package mechanical data ................................................................100
11.7 20-pin SO package mechanical data .......................................................................101
11.8 Thermal characteristics ............................................................................................102
11.8.1 Reference document ........................................................................103
11.8.2 Selecting the product temperature range .........................................103
Ordering information .........................................................................................10412.1 STM8S903K3/F3 FASTROM microcontroller option list ..........................................104
STM8 development tools ..................................................................................11013.1 Emulation and in-circuit debugging tools .................................................................110
13.2 Software tools ..........................................................................................................110
13.2.1 STM8 toolset ....................................................................................111
13.2.2C and assembly toolchains ..............................................................111
13.3 Programming tools ..................................................................................................111
Revision history .................................................................................................1123/116DocID15590 Rev8
ContentsSTM8S903K3 STM8S903F3
List of tablesTable1. STM8S903K3/F3 access line features .......................................................................................9
Table2. Peripheral clock gatingbit assignmentsin CLK_PCKENR1/2 registers ..................................14
Table3. TIM timer features ....................................................................................................................16
Table4. Legend/abbreviations for pinout tables ...................................................................................19
Table5. TSSOP20/SO20/UFQFPN20 pin description ...........................................................................24
Table6. UFQFPN32/LQFP32/SDIP32 pin description ...........................................................................24
Table7. I/O port hardware register map ................................................................................................28
Table8. General hardware register map ................................................................................................43
Table9. CPU/SWIM/debug module/interrupt controller registers .........................................................54
Table 10. Interrupt mapping ...................................................................................................................41
Table 11. Option bytes .........................................................................................................................112
Table 12. Option byte description ...........................................................................................................43
Table 13. STM8S903K3 alternate function remapping bits [7:2] for 32-pin packages ...........................45
Table 14. STM8S903F3 alternate function remapping bits [7:2] for 20-pin packages ...........................46
Table 15. STM8S903K3 alternate function remapping bits [1:0] for 32-pin packages .........................102
Table 16. STM8S903F3 alternate function remapping bits [1:0] for 20-pin packages ...........................48
Table 17. UniqueID registers (96 bits) .................................................................................................112
Table 18. Voltage characteristics ...........................................................................................................51
Table 19. Current characteristics ...........................................................................................................51
Table 20. Thermal characteristics ..........................................................................................................52
Table 21. General operating conditions .................................................................................................53
Table 22. Operating conditionsat power-up/power-down ......................................................................54
Table 23. Total current consumption with code executionin run modeatVDD=5V .............................55
Table 24. Total current consumption with code executionin run modeatVDD= 3.3V ..........................56
Table 25.T otal current consumptionin wait modeatVDD=5V ............................................................57
Table 26.T otal current consumptionin wait modeatVDD= 3.3V .........................................................57
Table 27.T otal current consumptionin active halt modeatVDD=5V ..................................................58
Table 28.T otal current consumptionin active halt modeatVDD= 3.3V ...............................................59
Table 29. Total current consumptionin halt modeatVDD=5V .............................................................60
Table 30. Total current consumptionin halt modeatVDD= 3.3V ..........................................................60
Table 31. Wakeup times .........................................................................................................................60
Table 32. Total current consumption and timingin forced reset state ....................................................61
Table 33. Peripheral current consumption .............................................................................................62
Table 34. HSE user external clock characteristics .................................................................................65
Table 35. HSE oscillator characteristics .................................................................................................65
Table 36. HSI oscillator characteristics ..................................................................................................67
Table 37. LSI oscillator characteristics ...................................................................................................68
Table 38. RAM and hardware registers ..................................................................................................69
Table 39. Flash program memory/data EEPROM memory ....................................................................69
Table 40. I/O static characteristics .........................................................................................................70
Table 41. Output driving current (standard ports) ..................................................................................72
Table 42. Output driving current (true open drain ports) ........................................................................73
Table 43. Output driving current (high sink ports) ..................................................................................73
Table 44. NRST pin characteristics ........................................................................................................78
Table 45. SPI characteristics ..................................................................................................................81
Table 46.I2C characteristics ..................................................................................................................84
Table 47. ADC characteristics ................................................................................................................85
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STM8S903K3 STM8S903F3Listof tables
Table 48. ADC accuracy with RAIN<10 kΩ, VDD=5V .........................................................................86
Table 49. ADC accuracy with RAIN<10 kΩ RAIN, VDD= 3.3V ..............................................................87
Table 50. EMS data ................................................................................................................................89
Table 51. EMI data .................................................................................................................................90
Table 52. ESD absolute maximum ratings .............................................................................................91
Table 53. Electrical sensitivities .............................................................................................................91
Table 54. 32-pin low profile quad flat package mechanical data .........................................................102
Table 55. 32-lead, ultra thin, fine pitch quad flat no-lead package mechanical data .............................94
Table 56. 20-lead, ultra thin, fine pitch quad flat no-lead package(3x3) package mechanical data ....96
Table 57. 32-lead shrink plastic DIP (400 ml) package mechanical data ..............................................99
Table 58. 20-pin, 4.40 mm body, 0.65 mm pitch mechanical data .......................................................101
Table 59. 20-lead, plastic small outline (300 mils) mechanical data ....................................................101
Table 60. Thermal characteristics ........................................................................................................102
Table 61. Document revision history ....................................................................................................112
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Listof tablesSTM8S903K3 STM8S903F3
