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參數(shù)資料
| 型號(hào)： | DM74S161 |
| 廠(chǎng)商： | Fairchild Semiconductor Corporation |
| 元件分類(lèi)： | 通用總線(xiàn)功能 |
| 英文描述： | Synchronous 4-Bit Binary Counters |
| 中文描述： | 同步4位二進(jìn)制計(jì)數(shù)器 |
| 文件頁(yè)數(shù)： | 6/7頁(yè) |
| 文件大小： | 80K |
| 代理商： | DM74S161 |
www.fairchildsemi.com
6
D
Electrical Characteristics
over recommended operating free air temperature (unless otherwise noted)
Note 6:
All typicals are at V
CC
=
5V, T
A
=
25
°
C.
Note 7:
Not more than one output should be shorted at a time, and the duration should not exceed one second.
Switching Characteristics
at V
CC
=
5V and T
A
=
25
°
C
Note 8:
Propagation delay for clearing is measured from clear input for the DM74S161 and from the clock input transition for the DM74S163.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
(Note 6)
V
I
V
OH
Input Clamp Voltage
HIGH Level
Output Voltage
V
CC
=
Min, I
I
=
18 mA
V
CC
=
Min, I
OH
=
Max
V
IL
=
Max, V
IH
=
Min
V
CC
=
Min, I
OL
=
Max
V
IH
=
Min, V
IL
=
Max
1.2
V
2.7
3.4
V
V
OL
LOW Level
Output Voltage
Input Current @ Max Input Voltage V
CC
=
Max, V
I
=
5.5V
LOW Level
Input Current
LOW Level
0.5
V
I
I
I
IH
1
mA
V
CC
=
Max
V
I
=
2.7V
V
CC
=
Max
V
I
=
0.5V
V
CC
=
Max (Note 7)
V
CC
=
Max
CLK, Data
Others
Enable T
50
μ
A
10
200
4
2
100
160
I
IL
mA
Input Current
Short Circuit Output Current
Supply Current
Others
I
OS
I
CC
40
mA
mA
95
R
L
=
280
Symbol
Parameter
From (Input)
C
L
=
15 pF
Min
40
C
L
=
50 pF
Min
35
Units
To (Output)
Max
Max
f
MAX
t
PLH
Maximum Clock Frequency
Propagation Delay Time
LOW-to-HIGH Level Output
MHz
Clock to Ripple Carry
25
25
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
Clock to Ripple Carry
25
28
ns
t
PLH
Clock to Any Q
15
15
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
t
PHL
Clock to Any Q
15
18
ns
t
PLH
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
Enable T to Ripple Carry
15
18
ns
t
PHL
Enable T to Ripple Carry
15
18
ns
HIGH-to-LOW Level Output
Propagation Delay Time
HIGH-to-LOW Level Output (Note 8)
t
PHL
Clear to Any Q
20
24
ns
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DM74S161N | Synchronous 4-Bit Binary Counters |
| DM74S163N | Synchronous 4-Bit Binary Counters |
| DM74S175N | Hex/Quad D Flip-Flop with Clear |
| DM74S174 | Hex/Quad D Flip-Flop with Clear |
| DM74S174N | Hex/Quad D Flip-Flop with Clear |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DM74S161 WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| DM74S161N | 功能描述:計(jì)數(shù)器 IC Syn 4-Bit Binary Ctr RoHS:否 制造商:NXP Semiconductors 計(jì)數(shù)器類(lèi)型:Binary Counters 邏輯系列:74LV 位數(shù):10 計(jì)數(shù)法: 計(jì)數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel |
| DM74S161N 83 | 制造商:National Semiconductor 功能描述:74S161 |
| DM74S161N 90 | 制造商:National Semiconductor 功能描述:74S161 |
| DM74S161N 91 | 制造商:National Semiconductor 功能描述:74S161 |
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