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參數(shù)資料
| 型號(hào)： | 74F198 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 8-bit bidirectional universal shift register(8位雙向通用移位寄存器) |
| 中文描述： | 8位雙向通用移位寄存器（8位雙向通用移位寄存器） |
| 文件頁(yè)數(shù)： | 7/12頁(yè) |
| 文件大?。?/td> | 95K |
| 代理商： | 74F198 |
Philips Semiconductors
Product specification
74F198
8-bit bidirectional universal shift register
October 2, 1987
7
AC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST
CONDITION
V
CC
= +5.0V
T
= +25
°
C
C
L
= 50pF, R
L
= 500
V
CC
= +5.0V
±
10%
T
amb
= 0
°
C to +70
°
C
C
L
L
= 500
UNIT
MIN
TYP
MAX
MIN
MAX
f
MAX
Maximum clock frequency
Waveform 1
80
95
70
MHz
t
PLH
t
PHL
Propagation delay
CP to Qn
Waveform 1
5.0
6.0
7.5
8.5
10.0
11.0
4.5
5.5
11.0
12.0
ns
t
PHL
Propagation delay
Waveform 3
5.0
7.5
10.0
4.5
11.0
ns
AC SETUP REQUIREMENTS
LIMITS
SYMBOL
PARAMETER
TEST
CONDITION
V
CC
= +5.0V
T
amb
= +25
°
C
C
L
= 50pF, R
L
= 500
V
CC
= +5.0V
±
10%
T
amb
= 0
°
C to +70
°
C
C
L
= 50pF, R
L
= 500
UNIT
MIN
TYP
MAX
MIN
MAX
t
S
(H)
t
S
((L)
Setup time, High or Low
Dn to CP
Waveform 2
0.0
3.0
0.0
3.0
ns
t
h
(H)
t
h
(L)
Hold time, High or Low
Dn to CP
Waveform 2
0.0
3.5
1.0
4.0
ns
t
S
(H)
t
S
(L)
Setup time, High or Low
D
SR
, D
SL
to CP
Waveform 2
0.0
3.0
0.0
3.0
ns
t
h
(H)
t
h
(L)
Hold time, High or Low
D
SR
, D
SL
to CP
Waveform 2
0.0
2.5
0.0
3.0
ns
t
S
(H)
t
S
(L)
Setup time, High or Low
Sn to CP
Waveform 2
9.0
6.0
10.0
7.0
ns
t
h
(H)
t
h
(L)
Hold time, High or Low
Sn to CP
Waveform 2
0.0
0.0
0.0
0.0
ns
t
w
(H)
t
w
(L)
CP Pulse width,
High or Low
Waveform 1
5.0
5.0
6.0
6.0
ns
t
w
(L)
MR Pulse width, Low
Waveform 3
5.0
5.0
ns
t
REC
Recovery time MR to CP
Waveform 3
5.0
6.0
ns
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