參數(shù)資料
型號(hào): 74ALS374
廠商: NXP Semiconductors N.V.
英文描述: Latch/flip-flop
中文描述: 鎖存器/觸發(fā)器
文件頁(yè)數(shù): 4/13頁(yè)
文件大?。?/td> 144K
代理商: 74ALS374
Philips Semiconductors
Product specification
74ALS373/74ALS374
Latch/flip-flop
1991 Feb 08
4
LOGIC DIAGRAM – 74ALS373
V
= Pin 20
GND = Pin 10
D0
D
E
Q
Q0
3
2
D1
D
E
Q
Q1
4
5
D2
D
E
Q
Q2
7
6
D3
D
E
Q
Q3
8
9
D4
D
E
Q
Q4
13
12
D5
D
E
Q
Q5
14
15
D6
D
E
Q
Q6
17
16
D7
D
E
Q
Q7
18
19
11
1
E
OE
SF00256
FUNCTION TABLE – 74ALS373
INPUTS
INTERNAL REGISTER
OUTPUTS
OPERATING MODE
OE
E
Dn
Q0 – Q7
L
H
L
L
L
Enable and read register
L
H
H
H
H
L
l
L
L
Latch and read register
L
h
H
H
L
L
X
NC
NC
Hold
H
L
X
NC
Z
Disable outputs
H
H
Dn
Dn
Z
H =
h
L
l
NC=
X =
Z =
=
High-voltage level
High state must be present one setup time before the High-to-Low enable transition
Low-voltage level
Low state must be present one setup time before the High-to-Low enable transition
No change
Don’t care
High impedance “off” state
High-to-Low enable transition
=
=
=
相關(guān)PDF資料
PDF描述
74ALS374D Latch/flip-flop
74ALS374N Latch/flip-flop
74ALS374DB Latch/flip-flop
74ALS377 Octal D flip-flop with enable
74ALS377D Octal D flip-flop with enable
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74ALS374D 制造商:NXP Semiconductors 功能描述:ALS SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20
74ALS374DB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Latch/flip-flop
74ALS374N 制造商:Misc 功能描述: 制造商:North American Philips Discrete Products Div 功能描述:Flip Flop, Octal, D Type, 20 Pin, Plastic, DIP 制造商:NXP Semiconductors 功能描述:Flip Flop, Octal, D Type, 20 Pin, Plastic, DIP
74ALS374NTI88 制造商:TI 功能描述:74ALS374N
74ALS374WM 制造商:Texas Instruments 功能描述: 制造商:National Semiconductor Corporation 功能描述: