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1、UNISONIC TECHNOLOGIES CO., LTD 75232 LINEAR INTEGRATED CIRCUIT .tw 1 of 10 Copyright 2005 Unisonic Technologies Co., Ltd QW-R113-005,D MULTIPLE RS-232 DRIVERS AND RECEIVERS ? DESCRIPTION The UTC 75232 is a monolithic IC containing three independent drivers and five receivers which comply with the re
2、quirements of the TIA/EIA232-F standards. ? FEATURES * Single chip with easy interconnection of the UART and serial-port connector of personal computer. * Meets standard TIA/EIA-232-F and ITU V.28 * Up to 120 kbps data rate * 20-pin SOP/ DIP/SSOP/TSSOP packages *Pb-free plating product number: 75232
3、L? ORDERING INFORMATION Ordering Number Normal Lead Free Plating Package Packing 75232-D20-T 75232L-D20-T DIP-20 Tube 75232-P20-R 75232L-P20-R TSSOP-20 Tape Reel 75232-P20-T 75232L-P20-T TSSOP-20 Tube 75232-R20-R 75232L-R20-R SSOP-20 Tape Reel 75232-R20-T 75232L-R20-T SSOP-20 Tube 75232-S20-R 75232L
4、-S20-R SOP-20 Tape Reel 75232-S20-T 75232L-S20-T SOP-20 Tube 75232L-D20-T (1)Packing Type (2)Package Type (3)Lead Plating(1) R: Tape Reel, T: Tube(2) D20: DIP-20, S20: SOP-20, R20: SSOP-20, P20: TSSOP-20 (3) L: Lead Free Plating, Blank: Pb/Sn75232 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO.,
5、 LTD 2 of 10 .tw QW-R113-005,D ? PIN CONFIGURATION 2120191817161514131211567891043VDD RA1RA2 RA3DY1 DY2RA4 DY3RA5 VSSVCC RY1RY2 RY3DA1 DA2RY4 DA3RY5 GND? PIN DESCRIPTION PIN NO. PIN NAMEFUNCTION 1 VDD Supply Voltage 2 RA1 First Receiver Input 3 RA2 Second Receiver Input 4 RA3 Third Receiver Input 5
6、DY1 First Driver Output 6 DY2 Second Driver Output 7 RA4 Fourth Receiver Input 8 DY3 Third Driver Output 9 RA5 Fifth Receiver Input 10 VSS Supply Voltage 11 GND Ground 12 RY5 Fifth Receiver Output 13 DA3 Third Driver Input 14 RY4 Fourth Receiver Output 15 DA2 Second Driver Input 16 DA1 First Driver
7、Input 17 RY3 Third Receiver Output 18 RY2 Second Receiver Output 19 RY1 First Receiver Output 20 VCC Supply Voltage 75232 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 3 of 10 .tw QW-R113-005,D ? ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT VDD 15 V VSS -15 V Supply Voltage (Not
8、e 2) VCC 10 V Driver -15 7 V Input Voltage Range Receiver VIN -30 30 V Driver Output Voltage Range VOUT -15 15 V Receiver Low Level Output Current IOUT 20 mA Operation Temperature TOPR 0 +70 C Storage Temperature TSTG -40 +150 C Note: 1.Absolute maximum ratings are those values beyond which the devi
9、ce could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2. All voltages are with respect to the network ground terminal. ? THERMAL DATA PARAMETER SYMBOL RATINGS UNIT DIP-20 70 SOP-20 100 SSOP-20115 Thermal Resistance Junction-
10、 Ambient TSSOP-20JA 115 C/W ? RECOMMENDED OPERATING RATINGS PARAMETER SYMBOLMIN TYP MAX UNIT VDD 7.5 9 15 V VSS -7.5 -9 -15 V Supply Voltage VCC 4.5 5 5.5 V High VIH 1.9 V Level Input Voltage (driver only) Low VIL 0.8 V Driver -6.0 High Level Output Current ReceiverIOH -0.5 mA Driver 6 Low Level Out
11、put Current ReceiverIOL 16 mA Operating Free-air Temperature TOPR 0 70 C ? E LECTRICAL CHARACTERISTICS (Over recommended supply voltage and operating temperature ranges, unless otherwise specified) PARAMETER SYMBOLTEST CONDITIONS MIN TYP MAXUNIT SUPPLY CURRENTS VDD =9V, VSS =-9V 15 VDD =12, VSS =-12
12、V 19 mANo load. All inputs at 1.9VVDD =15, VSS =-15V 25 VDD =9V, VSS =-9V 4.5 VDD =12, VSS =-12V 5.5 Supply Current from VDD IDD No load. All inputs at 0.8VVDD =15, VSS =-15V 9 mAVDD =9V, VSS =-9V -15 VDD =12, VSS =-12V -19 No load. All inputs at 1.9VVDD =15, VSS =-15V -25 mAVDD =9V, VSS =-9V -3.2 V
13、DD =12, VSS =-12V -3.2 Supply Current from VSS ISS No load. All inputs at 0.8VVDD =15, VSS =-15V -3.2 mASupply Current from VCC ICC No load. All inputs at 5V, VCC=5V 30 mA75232 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 4 of 10 .tw QW-R113-005,D ? ELECTRICAL CHARACTERISTICS(Cont.) DRIV
14、ER SECTION (VDD=9V, VSS=-9V, VCC=5V) High VOH VIL=0.8V, RL=3 k 6 7.5 V Output Voltage Level (Figure. 1) Low VOL VIH=1.9V, RL=3 k (Note 1) -7.5 -6 V High IIH VIN=5V 10 AInput Current Level (Figure. 2) Low IIL VIN=0V -1.6 mA High IOS(H) VIL=0.8V, VOUT=0V (Note 2) -8.5 -12 -19.5mAShort Circuit Output Current (Figure. 1) Low IOS(L) VIH=2.0V, VOUT=0V 8.5 12 19.5mA Output Resistance (Note
