参数资料
型号: MC74LCX16652DT
厂商: ON SEMICONDUCTOR
元件分类: 总线收发器
英文描述: LVC/LCX/Z SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56
封装: PLASTIC, TSSOP-56
文件页数: 21/21页
文件大小: 544K
代理商: MC74LCX16652DT
MC74LCX16652
LCX DATA
BR1339 — REV 3
223
MOTOROLA
Figure 1. AC Waveforms (continued)
WAVEFORM 4 – INPUT PULSE DEFINITION
tR = tF = 2.5ns, 10% to 90% of 0V to 2.7V
POSITIVE
PULSE
NEGATIVE
PULSE
1.5V
tw
1.5V
tw
WAVEFORM 3 – CLOCK to Bn/An PROPAGATION DELAYS, CLOCK MINIMUM PULSE WIDTH,
An/Bn to CLOCK SETUP AND HOLD TIMES
tR = tF = 2.5ns, 10% to 90%; f = 1MHz; tW = 500ns except when noted
2.7V
0V
An, Bn
CABn,
CBAn
1.5V
Bn, An
2.7V
0V
VOH
VOL
tPLH, tPHL
tw
1.5V
th
ts
fmax
OPEN
PULSE
GENERATOR
RT
DUT
VCC
RL
R1
CL
6V
GND
TEST
SWITCH
tPLH, tPHL
Open
tPZL, tPLZ
6V
Open Collector/Drain tPLH and tPHL
6V
tPZH, tPHZ
GND
CL = 50pF or equivalent (Includes jig and probe capacitance)
RL = R1 = 500 or equivalent
RT = ZOUT of pulse generator (typically 50)
Figure 2. Test Circuit
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