TRS3221IDBR ,3-V to 5.5-V Single-Channel RS-232 Line Driver/Receiver With +/-15-kV ESD Protection 16-SSOP -40 to 85 SLLS814A–JULY 2007–REVISED JUNE 20155 Pin Configuration and FunctionsDB or PW Package16-Pin SSOP o ..
TRS3222CDBRG4 , 3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER WITH ±15-kV ESD PROTECTION
TRS3222ECDBR ,3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver With +/-15-kV ESD Protection 20-SSOP 0 to 70.FUNCTION TABLESXXX(1)EACH DRIVERINPUTSOUTPUTDOUTDIN PWRDOWNX L ZL H HH H L(1) H = high level, L = ..
TRS3222ECDW ,3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver With +/-15-kV ESD Protection 20-SOIC 0 to 70FEATURESDB, DW, OR PW PACKAGE• ESD Protection for RS-232 Bus Pins(TOP VIEW)– ±15-kV Human-Body Mode ..
TRS3222ECPW ,3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver With +/-15-kV ESD Protection 20-TSSOP 0 to 70LOGIC DIAGRAM (POSITIVE LOGIC)13 17DIN1 DOUT112 8DIN2 DOUT220PowerdownPWRDOWN1EN15 16ROUT1 RIN15 k ..
TRS3222ECPWR ,3-V to 5.5-V Multichannel RS-232 Line Driver/Receiver With +/-15-kV ESD Protection 20-TSSOP 0 to 70maximum ratings" may cause permanent damage to the device. These are stress ratingsonly, and functi ..
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U2320B , VHF/UHF Tuner-IC
U237BG ,To drive LED-displays with 5 or 10 diodesBlock diagram LED scale IC Et,T1,2/181th0386 E1 i'_ ... . _ ." _ mug! _. . '30 36 ' ty-o 9 g" , 227 ..
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TRS3221CDBR-TRS3221IDBR
3-V to 5.5-V Single-Channel RS-232 Line Driver/Receiver With +/-15-kV ESD Protection 16-TSSOP -40 to 85
POWER
APD [RX]
DIN
DOUT
RS232
RIN
RS232 1
FORCEON
FORCEOFF
3.3V,5V
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SLLS814A
TRS3221 3-Vto 5.5-V RS-232 Line Driver and Receiver
With ±15-kV ESD Protection Features 3 DescriptionThe TRS3221 device consistsof one line driver, one RS-232 Bus-Pin ESD Protection Exceeds line receiver with dedicated enable pin, anda dual±15 kV Using Human-Body Model (HBM) charge-pump circuit with ±15-kV ESD protection pin-• Meetsor Exceeds the Requirementsof TIA/EIA- to-pin (serial-port connection pins, including GND).232-F and ITU V.28 Standards The device meets the requirementsof TIA/EIA-232-F
and provides the electrical interface between an• Operates With 3-Vto 5.5-V VCC Supply
asynchronous communication controller and the• Operatesupto 250 kbps serial-port connector. The charge pump and four• One Driver and One Receiver small external capacitors allow operation from one Low Standby Current: 1-μA Typical 3-Vto 5.5-V supply. The TRS3221 device operatesat
data signaling rates upto 250 kbps anda maximum• External Capacitors:4× 0.1 μF of 30-V/μs driver output slew rate.• Accepts 5-V Logic Input With 3.3-V Supply
Flexible control options for power management are• Alternative High-Speed Pin-Compatible available when the serial port is inactive. TheDevice(1 Mbps) automatic power-down feature functions when– SNx5C3221 FORCEONis low and Automatic Power-Down Feature Automatically this modeof operation,
valid RS-232 signal onDisables Driversfor Power Savings
outputis disabled and1 μA. The INVALID
2 Applications RS-232 signalis present• Battery-Powered, Hand-Held, and Portable
Equipment
Device Information(1) Notebooks, Subnotebooks, and Laptops Digital Cameras• Mobile Phones and Wireless Devices
(1) Forall available packages, see the orderable addendumat
the endofthe data sheet.
Simplified Schematic
