參數(shù)資料
型號: DM74LS194
廠商: Fairchild Semiconductor Corporation
元件分類: 繼電器,輸入/輸出模塊
英文描述: 30 AMP MINIATURE POWER RELAY
中文描述: 4位雙向通用移位寄存器
文件頁數(shù): 2/6頁
文件大?。?/td> 68K
代理商: DM74LS194
www.fairchildsemi.com
2
D
Function Table
H
=
HIGH Level (steady state)
L
=
LOW Level (steady state)
X
=
Don’t Care (any input, including transitions)
=
Transition from LOW-to-HIGH level
a, b, c, d
=
The level of steady state input at inputs A, B, C or D, respectively.
Q
A0
, Q
B0
, Q
C0
, Q
D0
=
The level of Q
A
, Q
B
, Q
C
, or Q
D
, respectively, before the indicated steady state input conditions were established.
Q
An
, Q
Bn
, Q
Cn
, Q
Dn
=
The level of Q
A
, Q
B
, Q
C
, respectively, before the most-recent
transition of the clock.
Logic Diagram
Inputs
Outputs
Clear
Mode
S1
X
X
H
L
L
H
H
L
Clock
Serial
Parallel
B
X
X
b
X
X
X
X
X
Q
A
Q
B
Q
C
Q
D
S0
X
X
H
H
H
L
L
L
Left
X
X
X
X
X
H
L
X
Right
X
X
X
H
L
X
X
X
A
X
X
a
X
X
X
X
X
C
X
X
c
X
X
X
X
X
D
X
X
d
X
X
X
X
X
L
H
H
H
H
H
H
H
X
L
X
L
L
L
L
Q
A0
a
H
L
Q
Bn
Q
Bn
Q
A0
Q
B0
b
Q
An
Q
An
Q
Cn
Q
Cn
Q
B0
Q
C0
c
Q
Bn
Q
Bn
Q
Dn
Q
Dn
Q
C0
Q
D0
d
Q
Cn
Q
Cn
H
L
Q
D0
相關(guān)PDF資料
PDF描述
DM74LS194A 4-Bit Bidirectional Universal Shift Register(4位雙向通用移位寄存器)
DM74LS194AM Octal Buffer/Line Driver with 3-STATE Outputs; Package: TSSOP; No of Pins: 20; Container: Rail
DM74LS194AN Octal Buffer/Line Driver with 3-STATE Outputs
DM74LS20 Octal Buffer/Line Driver with 3-STATE Outputs
DM74LS20M Octal Buffer/Line Driver with 3-STATE Outputs; Package: SOIC-Wide; No of Pins: 20; Container: Rail
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DM74LS194A WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
DM74LS194AM 功能描述:計數(shù)器移位寄存器 4-Bit Shift Reg RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
DM74LS194AMX 功能描述:計數(shù)器移位寄存器 4-Bit Shift Reg RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
DM74LS194AN 功能描述:計數(shù)器移位寄存器 4-Bit Shift Reg RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
DM74LS197N 制造商:National Semiconductor Corporation 功能描述: 制造商:Texas Instruments 功能描述: 制造商:Rochester Electronics LLC 功能描述: