參數(shù)資料
型號: 74F821
廠商: Fairchild Semiconductor Corporation
英文描述: 10-Bit D-Type Flip-Flop
中文描述: 10位D型觸發(fā)器
文件頁數(shù): 11/18頁
文件大?。?/td> 140K
代理商: 74F821
Philips Semiconductors
Product specification
74F821/822/823/824/825/826
Bus interface registers
1996 Jan 05
11
AC ELECTRICAL CHARACTERISTICS FOR 74F821/74F822/74F824/74F825/74F826
LIMITS
SYMBOL
PARAMETER
TEST
CONDITION
T
amb
= +25
°
C
V
= +5.0V
C
L
= 50pF, R
L
= 500
MIN
TYP
T
amb
= 0
°
C to +70
°
C
V
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
MIN
UNIT
MAX
MAX
f
max
t
PLH
t
PHL
t
PLH
t
PHL
Maximum clock frequency
Waveform 1
150
180
140
ns
Propagation delay
CP to Qn or Qn
Propagation delay
CP to Qn
Propagation delay
MR to Qn or Qn
Output enable time
OEn to Qn or Qn
Output disable time
OEn to Qn or Qn
74F821,
74F825, 74F826
Waveform 1
4.0
4.0
4.5
4.5
6.5
6.0
6.5
6.5
8.5
8.5
9.0
9.0
4.0
3.5
4.5
4.5
9.5
9.0
10.0
9.0
ns
74F822, 74F824
Waveform 1
ns
t
PHL
74F824
74F825, 74F826
Waveform 2
3.0
5.0
8.0
3.0
8.0
ns
t
PZH
t
PZL
t
PHZ
t
PLZ
Waveform 4
Waveform 5
Waveform 4
Waveform 5
2.0
3.0
1.5
1.5
4.5
5.0
3.5
3.5
8.0
8.0
6.5
6.5
2.0
2.5
1.5
1.5
9.0
9.0
7.5
7.5
ns
ns
AC SETUP REQUIREMENTS FOR 74F821/74F822/74F824/74F825/74F826
LIMITS
SYMBOL
PARAMETER
TEST
CONDITION
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
UNIT
MAX
MAX
t
su
(H)
t
su
(L)
t
h
(H
)
t
h
(
L
)
t
w
(H)
t
w
(L)
t
su
(H)
t
su
(L)
t
h
(H
)
t
h
(
L
)
t
w
(L)
t
rec
Setup time, high or low
Dn to CP
Hold time, high or low
Dn to CP
CP Pulse width,
high or low
Setup time, high or low,
CE to CP
Hold time, high or low
CE to CP
MR Pulse width, low
Waveform 3
1.0
1.0
2.0
2.0
3.5
3.5
0.0
2.0
0.0
3.0
4.5
1.0
1.0
2.0
2.0
4.0
4.0
0.0
2.0
0.0
3.5
4.5
ns
Waveform 3
ns
Waveform 1
ns
Waveform 3
ns
74F824, 74F825,
74F826
Waveform 3
ns
Waveform 2
ns
Recovery time, MR to CP
Waveform 2
2.5
2.5
ns
相關(guān)PDF資料
PDF描述
74F821SC 10-Bit D-Type Flip-Flop
74F825SPC 8-Bit D-Type Flip-Flop
74F821SPC 10-Bit D-Type Flip-Flop
74F823 9-Bit D-Type Flip-Flop
74F823SC 9-Bit D-Type Flip-Flop
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74F821_00 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:10-Bit D-Type Flip-Flop
74F821D 制造商:North American Philips Discrete Products Div 功能描述:74F821D 制造商:NXP Semiconductors 功能描述:74F821D
74F821D SIG92 制造商:SIG 功能描述:74F821 S1I2B
74F821DSIG92 制造商:SIG 功能描述:74F821 S1I2B
74F821N 制造商:NXP Semiconductors 功能描述:Flip Flop, 10-BIT, D Type, 24 Pin, Plastic, DIP