U74AC244 데이터 시트보기 (PDF) - Unisonic Technologies
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U74AC244 Datasheet PDF : 6 Pages
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U74AC244
TEST CIRCUIT AND WAVEFORMS
CMOS IC
VCC
3.3V±0.3V
5V±0.5V
Inputs
VIN
tr, tf
VCC
≤2.5ns
VCC
≤2.5ns
TEST
tPLH/tPHL
tPLZ/tPZL
tPHZ/tPZH
VM
VCC/2
VCC/2
S1
OPEN
VLOAD
Open
VLOAD
2*VCC
2*VCC
CL
50pF
50pF
RL
500Ω
500Ω
VΔ
3.3V±0.3V
5V±0.5V
Input
Output
Output
VM
t PLH
VM
tPHL
VM
VM
tPHL
t PLH
V IN
0V
V OH
VM
V OL
V OH
VM
V OL
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 6
QW-R502-784.A
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