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HD74BC374A Datasheet, PDF (4/9 Pages) Hitachi Semiconductor – Octal D Type Flip Flops With 3 State Outputs | |||
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HD74BC374A
Electrical Characteristics (Ta = â40°C to +85°C)
Item
Input voltage
Output voltage
Input diode voltage
Input current
Short circuit output current*1
Off state output current
Supply current
Symbol
VIH
VIL
VOH
VOL
VIK
II
IOS
IOZH
IOZL
ICCL
VCC(V)
4.5
4.5
4.5
4.5
4.5
5.5
5.5
5.5
5.5
5.5
5.5
5.5
Min
2.0
â
2.4
2.0
â
â
â
â
â
â
â100
â
â
â
Max
â
0.8
â
â
0.4
0.5
â1.2
1.0
â250
100
â225
50
â50
29.5
Unit
V
V
V
V
V
V
V
µA
µA
µA
mA
µA
µA
mA
Test Conditions
IOH = â3 mA
IOH = â15 mA
IOL = 24 mA
IOL = 48 mA
IIN = â18 mA
VIN = 5.5 V
VIN = 0 V
VIN = 7.0 V
VIN = 0 or 5.5 V
VO = 2.7 V
VO = 0.5 V
VIN = 0 or 5.5 V
All output is âLâ
ICCH
5.5
â
2.5
mA
VIN = 0 or 5.5 V
All output is âHâ
ICCZ
5.5
â
2.5
mA
VIN = 0 or 5.5 V
All output is âZâ
ICCT*2
5.5
â
1.5
mA
VIN = 3.4 or 0.5 V
Notes : 1. Not more than one output should be shorted at a time and duration of the short circuit should not exceed one
second.
2. When input by the TTL level, it shows ICC increase at per one input pin.
Switching Test Method (CL = 50 pF)
Item
Propagation
CK â Q
delay time
Output enable time
Output disable time
Setup time
Hold time
Pulse width
Input capacitance
Output capacitance
Ta = 25°C
Symbol
VCC = 5.0 V
Min
Max
tPLH
tPHL
tZH
tZL
tHZ
tLZ
ts(H)
ts(L)
th(H)
th(L)
tw(H)
tw(L)
CIN
CO
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
â
2.0
â
2.0
â
2.0
â
6.0
â
6.0
â
3.0(Typ)
15.0(Typ)
Ta = â40 to 85°C
VCC = 5.0 V ±10%
Min
Max
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
â
2.0
â
2.0
â
2.0
â
6.0
â
6.0
â
â
â
Unit
ns
ns
ns
ns
ns
ns
pF
pF
Test Conditions
See under figure
VIN = VCC or GND
VO = VCC or GND
Rev.3.00, Jul.16.2004, page 4 of 8
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