HD74BC573A 查看數據表（PDF） - Renesas Electronics
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HD74BC573A Datasheet PDF : 9 Pages
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HD74BC573A
Switching Test Method (CL = 50 pF)
Item
Propagation
delay time
D→Q
LE → Q
Output enable time
Output disable time
Setup time
Hold time
Pulse width
Input capacitanse
Output capacitance
Ta = 25°C
Symbol
VCC = 5.0 V
Min
Max
tPLH
tPHL
tPLH
tPHL
tZH
tZL
tHZ
tLZ
tS(H)
tS(L)
th(H)
th(L)
tw
CIN
CO
3.0
8.0
3.0
8.0
3.0
8.0
3.0
8.0
3.0
9.0
3.0
9.0
3.0
8.0
3.0
8.0
2.0
—
2.0
—
2.0
—
2.0
—
6.0
—
3.0 (Typ)
15.0 (Typ)
Ta = –40 to 85°C
VCC = 5.0 V ±10%
Min
Max
3.0
10.0
3.0
10.0
3.0
10.0
3.0
10.0
3.0
11.0
3.0
11.0
3.0
10.0
3.0
10.0
2.0
—
2.0
—
2.0
—
2.0
—
6.0
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
pF
pF
Test conditions
See under figure
VIN = VCC or GND
VO = VCC or GND
Test Circuit
VCC
VCC
Input
Pulse Generator
Zout = 50 Ω
Input
Pulse Generator
Zout = 50 Ω
OC
Output
1D to 8D
1Q to 8Q
CL =
LE
50 pF
500 Ω
450 Ω
50 Ω Scope
*2
OPEN
7V
Notes:
1. CL includes probe and jig capacitance.
2. OPEN: tPLH, tPHL, tZH, tHZ, th, tS, tw
7 V: tZL, tLZ
Rev.3.00, Jul.16.2004, page 4 of 8
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