HC257

TC74HC257AP TOSHIBA | Alldatasheet

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TOSHIBA TC74HC257AP/AF/AFN TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC74HC257AP, TC74HC257AF, TC74HC257AFN (Note) The JEDEC SOP (FN) is not available in QUAD 2-CHANNEL MULTIPLEXER (3 - STATE) Japan The TC74HC257A is high speed CMOS MULTIPLEXER oo fabricated with silicon gate C2MOS technology. — A It achieves the high speed operation similar to equivalent — aay | LSTTL while maintaining the CMOS low power dissipation. 16 Y RH) Vr u \\ , It is composed of four independent 2- channel multiplexers ques with common SELECT and OUTPUTENABLE (OE). 1 If OE is set low, the outputs are held in a high-impedance Weights 1 009 Chye) state. When SELECT is set low, “A” data inputs are enabled. eight : 9 (TyP.) Conversely, when SELECT is high, “B” data inputs are _ enabled. > All inputs are equipped with protection circuits against static 6 eee § oat discharge or transient excess voltage. “eee 1 F (SOP16-P-300-1.27) FN (SOL16-P-150-1.27) FEATURES: Weight : 0.189 (Typ.) Weight : 0.13g (Typ.) # High Speeds: tog = 10ns(typ.) at Veo = 5V PIN ASSIGNMENT « Low Power Dissipation +--+ Igo = 4A(Max.) at Ta = 25°C « High Noise Immunity+---++++++++++++* Vivid = Vit = 28% Voc (Min.) SELECT 1 16 Voc « Symmetrical Output Impedance--| lon | = lot = 6mA(Min.) 1B 3 14 4A « Balanced Propagation Delays---- tp.H=tpHL 1Y 4 13 4B « Wide Operating Voltage Range- Voc (opr.) = 2V~6V oa 5 2 ay « Pin and Function Compatible with 74LS257 2B 6 103A 2Y 7 10 3B GND 8 9 3Y (TOP VIEW) TRUTH TABLE IEC LOGIC SYMBOL INPUTS OUTPUT og (Den JOE fseecr] ate [ y | sevecr © oy PHI x [x[x] 2 | wed Pl] ww Pepe px] 2 oy X: Don’t Care 28 (14) (12) Z: High Impedance 4B (13) | ay 1 2001-05-17

TOSHIBA TC74HC257AP/AF/AFN ABSOLUTE MAXIMUM RATINGS PARAMETER VALUE UNIT *500mW in the range of Ta= Supply Voltage Range — 40°C~65°C. From Ta=65°C JOC input vortage [Vin | —O5~veewOS | V_] 1 89.C a derating facts of DC Input Voltage Vin 0.5~Vcc + 0.5 Vv OmW/°C shall Fe applied DC Output Voltage =0.5~Vec + 0.5 until 300mw. DC Output Current DC Vec Ground Current [Power Dissipation | Po _| 500(DIP)*/ 180 60P) Storage Temperature —65~150 RECOMMENDED OPERATING CONDITIONS PARAMETER VALUE UNIT Supply Voltage [ve [6s «dv +d input Voltage Output Voltage Operating Temperature —40~85 0~ 1000 (Vcc = 2.0V) Input Rise and Fall Time tr, tt O~ 500(Vcc = 4.5V) O~ 400 (Vcc = 6.0V) DC ELECTRICAL CHARACTERISTICS Ta =25°C Ta = -40-85°C PARAMETER __|symaot TEST CONDITION Vec 2 S UNIT| High - Level 2.0 | 1.50 1.50 Low - Level 2.0 0.50 0.50 low = — 20uA 78 44 78 44 High -Level Vow | Winey, [2 | eo | 59 _| 60 5.9 v p 9 WOrVIL To =—6mA 4.18 | 431 4.13 lon = —7.8mA 5.68 | 5.80 5.63 lo. = 202A 28 88 01 how: Level Vor Vins Vy ones 6.0 0.0 o1 | y utput Voltage worVin [7 =6mA 0.17 | 0.26 loc =7.8mA 0.18 | 0.26 3-State Off Vin=VinorVit Leak Current loz Vour= Voc or GND. #05 #50 lnpat ueshege Covent Tg ver GND ea ao a [Quiescent Supply current_[ tcc [ Vin=VecorGnD_ | 6.0[ = | = [40 [ = [40.0 | 2 2001-05-17

TOSHIBA TC74HC257AP/AF/AFN AC ELECTRICAL CHARACTERISTICS ( Input t, = t;= 6ns ) symBOL | TEST CONDITION] CL | Vcc UNIT _ t 2.0 20 60 75 Output Transition Time TLH 45 6 12 15 ‘trHL 6.0 5 10 13 2.0 45 100 125 4.5 13 20 25 Propagation Delay Time toLH 6.0 11 17 21 ‘A,B-Y,Y) 2.0 62 140 175 fa, "¥) ton 45 18 | 28 35 6.0 15 24 30 2.0 45 100 125 45 13 20 25 Propagation Delay Time toLH 6.0 11 7 21 ns SELECT—Y, Y) 2.0 62 140 175 ( ) tpn 45 18 | 28 35 6.0 15 24 30 2.0 110 140 45 22 28 3—State Output tz 6.0 19 24 Enable Ti RL =1k0. 2.0 57 150 190 napre rime tzu 45 17 | 30 38 6.0 14 26 33

3 State Output tz | etka as ia | "38 3

Enable Time toHz 6.0 13 24 30 Input Capacitance [cw [oo 8 to T= 0 | Output Capacitance | cor [ot | ~~ TH Power Dissipation fspeceonee™” fem | Te | | Note (1) Cpp is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average operating current can be obtained by the equation: lec (opr) =Cpp * Vec * fin + Ice /4 (per bit) 3 2001-05-17

TOSHIBA TC74HC257AP/AF/AFN DIP 16PIN PACKAGE DIMENSIONS (DIP16-P-300-2.54A) Unit in mm 16 9 é 2 og 3| 3/ 7 ~ @ ; SY 19.75max 19.2520.2 10.9520.1 as] 3 TH! i 3, 3 f ho par 0.25) Weight : 1.00g (Typ.) SOP 16PIN (200mil BODY) PACKAGE DIMENSIONS (SOP16-P-300-1.27) Unit in mm 16 9 HHERHREHBE 2 it 8 0.705TyP, | 0.4301 BoE 10.8MAX. 10.3:0.2 a x z 2 fy z 5 rei ¥ = Ss 0.820.2 Weight : 0.189 (Typ.) 4 2001-05-17

TOSHIBA TC74HC257AP/AF/AFN SOP 16PIN (150mil BODY) PACKAGE DIMENSIONS (SOL16-P-150 -1.27) Unit in mm (Note) This package is not available in Japan. 16 9 pd o qEH HE EE O.S05TYP | Lf 0.42+0.07 CREO} gst Tmt 4 AS g g g 7) Weight : 0.13g (Typ.) 5 2001-05-17

TOSHIBA TC74HC257AP/AF/AFN RESTRICTIONS ON PRODUCT USE 00070768 @ TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc.. @ The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made at the customer's own risk. @ The products described in this document are subject to the foreign exchange and foreign trade laws. @ The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. @ The information contained herein is subject to change without notice. 6 2001-05-17