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參數(shù)資料
| 型號(hào)： | 74F374 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Octal transparent latch 3-State |
| 中文描述： | 八路透明鎖存器三態(tài) |
| 文件頁(yè)數(shù)： | 7/12頁(yè) |
| 文件大小： | 93K |
| 代理商： | 74F374 |
Philips Semiconductors
Product specification
74F373/74F374
Latch/flip-flop
December 5, 1994
7
AC SETUP REQUIREMENTS
LIMITS
T
amb
= +25
°
C
V
CC
= +5.0V
C
L
= 50pF, R
L
= 500
MIN
TYP
T
amb
= 0
°
C to +70
°
C
V
CC
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
MIN
SYMBOL
PARAMETER
TEST
UNIT
CONDITION
MAX
MAX
t
su
(H)
t
su
(L)
Setup time, high or low level
Dn to E
Waveform 4
0
1.0
0
1.0
ns
t
h
(H
)
t
h
(
L
)
t
w
(H)
t
su
(H)
t
su
(L)
Hold time, high or low level
Dn to E
74F373
Waveform 4
3.0
3.0
3.0
3.0
ns
E Pulse width, high
Waveform 1
3.5
4.0
ns
Setup time, high or low level
Dn to CP
Waveform 5
2.0
2.0
2.0
2.0
ns
t
h
(H
)
t
h
(
L
)
t
w
(H)
t
w
(L)
Hold time, high or low level
Dn to CP
74F374
Waveform 5
0
0
0
0
ns
CP Pulse width,
high or low
Waveform 5
3.5
4.0
3.5
4.0
ns
AC WAVEFORMS
For all waveforms, V
M
= 1.5V.
The shaded areas indicate when the input is permitted to change for
predictable output performance.
CP
V
M
V
M
V
M
t
w
(H)
1/f
max
V
M
V
M
t
PHL
t
w
(L)
t
PLH
Qn
SF00258
Waveform 1. Propagation delay for clock input to output,
clock pulse widths, and maximum clock frequency
t
PHL
E
V
M
V
M
V
M
t
w
(H)
V
M
V
M
Qn
t
PLH
SF00259
Waveform 2. Propagation delay for enable to output
and enable pulse width
Dn
V
M
V
M
V
M
V
M
t
PHL
t
PLH
Qn
SF00260
Waveform 3. Propagation delay for data to output
V
M
V
M
V
M
V
M
V
M
V
M
t
su
(L)
t
h
(L)
t
su
(H)
t
h
(H)
E
Dn
SF00261
Waveform 4. Data setup time and hold times
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F373 | Octal transparent latch (3-State)(八透明鎖存器（三態(tài)）) |
| 74F374MSA | QUICCSUPPLY1 |
| 74F374PC | Octal D-Type Flip-Flop with TRI-STATE Outputs |
| 74F374SC | Octal D-Type Flip-Flop with TRI-STATE Outputs |
| 74F374SJ | Octal D-Type Flip-Flop with TRI-STATE Outputs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F374_00 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal D-Type Flip-Flop with 3-STATE Outputs |
| 74F374AN | 制造商:North American Philips Discrete Products Div 功能描述:74F374AN |
| 74F374D | 制造商:NXP Semiconductors 功能描述:OCTAL D-F/F 3-STATE |
| 74F374DC | 制造商:FAIR 功能描述:Flip Flop, Octal, D Type, 20 Pin, Ceramic, DIP |
| 74F374LC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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