M74HCT257 Datasheet | STMicroelectronics

M54/M74HCT257 M54/M74HCT258 HCT257 QUAD 2 CHANNEL MULTIPLEXER (3-STATE) HCT258 QUAD 2 CHANNEL MULTIPLEXER (3-STATE, INVERTING) - . . HIGH SPEED tPD = 16 ns (TYP.) at VCC = 5 V LOW POWER DISSIPATION ICC = 4 µA (MAX.) at TA = 25 °C PATIBLE WITH TTL OUTPUTS VIH = 2V (MIN.) VIL = 0.8V (MAX) OUTPUT DRIVE CAPABILITY 15 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 6 mA (MIN.) BALANCED PROPAGATION DELAYS tPLH = tPHL PIN AND FUNCTION PATIBLE WITH 54/74LS257/258 B1R (Plastic Package) F1R (Ceramic Package) M1R (Micro Package) C1R (Chip Carrier) ORDER CODES : M54HCTXXXF1R M74HCTXXXM1R M74HCTXXXB1R M74HCTXXXC1R DESCRIPTION The M54/74HCT257 and the M54/74HCT258 are high...