M74AC574B 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

M74AC574B

OCTAL D-TYPE FLIP FLOP WITH 3 STATE OUTPUT NON INVERTING

STMicroelectronics 

74AC574

TEST CIRCUIT

TEST

tPLH, tPHL

tPZL, tPLZ

tPZH, tPHZ

CL = 50 pF or equivalent (includes jigand probe capacitance)

RL = R1 = 500Ω orequivalent

RT = ZOUT of pulse generator (typically 50Ω)

SW IT CH

Open

2VCC

Open

WAVEFORM 1: PROPAGATION DELAYS, SETUP AND HOLD TIMES (f=1MHz; 50% duty cycle)

6/11

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