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參數(shù)資料
| 型號： | 74ALS574AD |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 通用總線功能 |
| 英文描述： | Latch flip-flop |
| 中文描述： | ALS SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| 封裝： | PLASTIC, SOT-163, SO-20 |
| 文件頁數(shù)： | 4/13頁 |
| 文件大小： | 143K |
| 代理商： | 74ALS574AD |
Philips Semiconductors
Product specification
74ALS573B/74ALS574A
Latch/flip-flop
1991 Feb 08
4
LOGIC DIAGRAM – 74ALS573B
V
= Pin 20
GND = Pin 10
D0
D
E
Q
Q0
2
19
D1
D
E
Q
Q1
3
18
D2
D
E
Q
Q2
4
17
D3
D
E
Q
Q3
5
16
D4
D
E
Q
Q4
6
15
D5
D
E
Q
Q5
7
14
D6
D
E
Q
Q6
8
13
D7
D
E
Q
Q7
9
12
11
E
SC00109
1
OE
FUNCTION TABLE – 74ALS573B
INPUTS
OUTPUTS
REGISTER
INTERNAL
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
=
=
=
LOGIC DIAGRAM – 74ALS574A
V
=
Pin 20
GND = Pin 10
D0
D
Q0
2
19
D1
D
Q1
3
18
D2
D
Q2
4
17
D3
D
Q3
5
16
D4
D
Q4
6
15
D5
D
Q5
7
14
D6
D
Q6
8
13
D7
D
Q7
9
12
11
OE
CP
SC00110
1
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74ALS574ADB | Latch flip-flop |
| 74ALS574AN | Latch flip-flop |
| 74ALS623A-1D | D-Subminiature Connector; No. of Contacts:9; D Sub Shell Size:DB9; Leaded Process Compatible:No; Peak Reflow Compatible (260 C):No RoHS Compliant: No |
| 74ALS623A-1N | D-Subminiature Connector; Gender:Female; No. of Contacts:9; Contact Termination:Solder; D Sub Shell Size:DB9; Body Material:Metal; Contact Plating:Gold Flash |
| 74ALS620A | Transceivers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74ALS574ADB | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Latch flip-flop |
| 74ALS574AN | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Latch flip-flop |
| 74ALS574NTI88 | 制造商:TI 功能描述:74ALS574N |
| 74ALS620A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Transceivers |
| 74ALS620A-1 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Transceivers |
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