SN75476 THRU SN75478 DUAL PERIPHERAL DRIVERS SLRS025A - DECEMBER 1976 - REVISED NOVEMBER 1995 * * * * * * * * * D OR P PACKAGE (TOP VIEW) Characterized for Use to 300 mA No Output Latch-Up at 55 V (After Conducting 300 mA) High-Voltage Outputs (100 V Typ) Output Clamp Diodes for Transient Suppression (300 mA, 70 V) TTL- or MOS-Compatible Diode-Clamped Inputs pnp Transistor Inputs Reduce Input Current Standard Supply Voltage Suitable for Hammer-Driver Applications Plastic DIP (P) With Copper-Lead Frame Provides Cooler Operation and Improved Reliability S 1A 1Y GND 1 8 2 7 3 6 4 5 VCC 2A 2Y CLAMP Function Tables SN75476 (each AND driver) INPUTS A S OUTPUT Y H L X H X L H L L description SN75477 (each NAND driver) The SN75476 through SN75478 are dual peripheral drivers designed for use in systems that require high current, high voltage, and fast switching times. The SN75476, SN75477, and SN75478 provide AND, NAND, and OR drivers respectively. These devices have diode-clamped inputs as well as high-current, high-voltage clamp diodes on the outputs for inductive transient protection. INPUTS S OUTPUT Y H L X H X L L H H SN75478 (each OR driver) INPUTS The SN75476, SN75477, and SN75478 drivers are characterized for operation from 0C to 70C. schematics of inputs and outputs EQUIVALENT OF EACH INPUT A TYPICAL OF ALL OUTPUTS A S OUTPUT Y H X L X H L H H L H = high level, L = low level X = irrelevant CLAMP VCC Output Input GND Copyright 1995, Texas Instruments Incorporated PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. * DALLAS, TEXAS 75265 * HOUSTON, TEXAS 77251-1443 POST OFFICE BOX 655303 POST OFFICE BOX 1443 1 SN75476 THRU SN75478 DUAL PERIPHERAL DRIVERS SLRS025A - DECEMBER 1976 - REVISED NOVEMBER 1995 logic symbols logic diagrams (positive logic) SN75476 1A S 2A 2 & 1 CLAMP 7 3 6 5 1A 1Y S 2Y CLAMP 2A SN75476 2 1 3 1Y 6 7 5 4 2Y CLAMP GND Positive Logic: Y = AS or A+S SN75477 SN75477 1A S 2A 2 & 1 CLAMP 7 3 6 5 1A 1Y S 2Y CLAMP 2A 2 1 3 6 7 5 4 1Y 2Y CLAMP GND Positive Logic: Y = AS or A+S SN75478 SN75478 1A S 2A 2 1 7 3 1 CLAMP 6 5 1A 1Y S 2Y CLAMP 2A 2 1 3 6 7 1Y 2Y 5 CLAMP 4 Positive Logic: Y = A+S or A S These symbols are in accordance with ANSI/IEEE Std 91-1984 and IEC publication 617-12. 2 * POST OFFICE BOX 655303 DALLAS, TEXAS 75265 POST OFFICE BOX 1443 HOUSTON, TEXAS 77251-1443 * GND SN75476 THRU SN75478 DUAL PERIPHERAL DRIVERS SLRS025A - DECEMBER 1976 - REVISED NOVEMBER 1995 absolute maximum ratings over operating free-air temperature range (unless otherwise noted) Supply voltage, VCC (see Note 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 V Input voltage, VI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 V Continuous output current (see Note 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400 mA Peak output current: tw 10 ms, duty cycle 50% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 mA tw 30 ns, duty cycle 0.002% . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 A Output clamp current, IOK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400 mA Continuous total power dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Dissipation Rating Table Operating free-air temperature range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0C to 70C Storage temperature range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 65C to 150C Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260C NOTES: 1. Voltage values are with respect to network GND. 2. Both halves of this dual circuit may conduct rated current simultaneously; however, power dissipation averaged over a short time interval must fall within the continuous power dissipation ratings. DISSIPATION RATING TABLE PACKAGE TA 25C POWER RATING DERATING FACTOR ABOVE TA = 25C TA = 70C POWER RATING D 725 mW 5.8 mW/C 464 mW P 1000 mW 8.0 mW/C 640 mW recommended operating conditions Supply voltage, VCC High-level input voltage, VIH MIN NOM MAX 4.5 5 5.5 2 Low-level input voltage, VIL Operating free-air temperature, TA 0 * POST OFFICE BOX 655303 DALLAS, TEXAS 75265 POST OFFICE BOX 1443 HOUSTON, TEXAS 77251-1443 * UNIT V V 0.8 V 70 C 3 SN75476 THRU SN75478 DUAL PERIPHERAL DRIVERS SLRS025A - DECEMBER 1976 - REVISED NOVEMBER 1995 electrical characteristics over recommended operating free-air temperature range PARAMETER TEST CONDITIONS VIK Input clamp voltage II = -12 mA VOL Low-level output voltage VCC = 4.5 V, VIH = 2 V, VIL = 0.8 V VO(BR) VR(K) Output breakdown voltage Output clamp reverse voltage VCC = 4.5 V, VCC = 4.5 V, VF(K) Output clamp forward voltage VCC = 4.5 V, IR = 100 A IF = 300 mA IOH High level output current High-level VCC = 4.5 V,, VIL = 0.8 V, VIH = 2 V,, VOH = 70 V IIH High-level input current VCC = 5.5 V, VI = 5.5 V IIL Low level input current Low-level VCC = 5 5.5 5V V, VI = 0 0.8 8V VCC = 5.5 V A input S input SN75476 ICCH Supply current, outputs high SN75477 SN75478 SN75476 ICCL Supply current, outputs low SN75477 VCC = 5.5 V SN75478 MIN IOL = 100 mA IOL = 175 mA IOL = 300 mA IOH = 100 A TYP MAX UNIT - 0.95 - 1.5 V 0.16 0.3 0.22 0.5 0.33 0.6 V 70 100 V 70 100 V 0.8 1.15 1.6 V 1 100 A 0.01 10 A - 80 - 110 - 160 - 220 VI = 5 V VI = 0 10 17 10 17 VI = 5 V VI = 0 10 17 54 75 VI = 5 V VI = 0 54 75 54 75 TYP MAX UNIT 200 350 ns 200 350 ns 50 125 ns 90 125 ns A mA mA All typical values are at VCC = 5 V, TA = 25C. switching characteristics, VCC = 5 V, TA = 25C PARAMETER TEST CONDITIONS tPLH tPHL Propagation delay time, low-to-high-level output tTLH tTHL Transition time, low-to-high-level output VOH High level output voltage after switching High-level 4 Propagation delay time, high-to-low-level output CL = 15 pF,, See Figure 1 MIN RL = 100 ,, Transition time, high-to-low-level output VS = 55 V,, See Figure 2 * IO 300 mA,, POST OFFICE BOX 655303 DALLAS, TEXAS 75265 POST OFFICE BOX 1443 HOUSTON, TEXAS 77251-1443 * VS - 18 mV SN75476 THRU SN75478 DUAL PERIPHERAL DRIVERS SLRS025A - DECEMBER 1976 - REVISED NOVEMBER 1995 PARAMETER MEASUREMENT INFORMATION Input VCC 2.4 V 30 V RL = 100 SN75476 SN75477 A/S Pulse Generator (see Note A) Output Circuit Under Test S/A CL = 15 pF (see Note B) SN75478 0.4 V Open TEST CIRCUIT 5 ns SN75446 SN75448 Input 10 ns 3V 2.7 V 1.5 V 2.7 V 1.5 V 0.7 V 0.7 V 0V 5 s 5 ns SN75447 10 ns 2.7 V 1.5 V Input 0.7 V 0.7 V tPHL 0V tPLH 90% Output 3V 2.7 V 1.5 V 90% 50% 10% 50% 10% tTHL VOH VOL tTLH VOLTAGE WAVEFORMS NOTES: A. The pulse generator has the following characteristics: PRR = 100 kHz, ZO = 50 . B. CL includes probe and jig capacitance. Figure 1. Test Circuit and Voltage Waveforms, Switching Characteristics * POST OFFICE BOX 655303 DALLAS, TEXAS 75265 POST OFFICE BOX 1443 HOUSTON, TEXAS 77251-1443 * 5 SN75476 THRU SN75478 DUAL PERIPHERAL DRIVERS SLRS025A - DECEMBER 1976 - REVISED NOVEMBER 1995 PARAMETER MEASUREMENT INFORMATION VS = 55 V 2.4 V Input 5V 2 mH SN75476 SN75477 180 Pulse Generator (see Note A) A Circuit Under Test S Output CL = 15 pF (see Note B) GND SN75478 0.4 V TEST CIRCUIT 5 ns SN75476 SN75478 Input 10 ns 90% 1.5 V 90% 3V 1.5 V 10% 10% 0V 40 s 5 ns SN75477 10 ns 90% 1.5 V Input 3V 90% 1.5 V 10% 10% 0V VOH Output VOL VOLTAGE WAVEFORMS NOTES: A. The pulse generator has the following characteristics: PRR = 12.5 kHz, ZO = 50 . B. CL includes probe and jig capacitance. Figure 2. Latch-Up Test Circuit and Voltage Waveforms 6 * POST OFFICE BOX 655303 DALLAS, TEXAS 75265 POST OFFICE BOX 1443 HOUSTON, TEXAS 77251-1443 * IMPORTANT NOTICE Texas Instruments and its subsidiaries (TI) reserve the right to make changes to their products or to discontinue any product or service without notice, and advise customers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgement, including those pertaining to warranty, patent infringement, and limitation of liability. TI warrants performance of its semiconductor products to the specifications applicable at the time of sale in accordance with TI's standard warranty. Testing and other quality control techniques are utilized to the extent TI deems necessary to support this warranty. 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