參數(shù)資料
型號(hào): 74ALS245AD
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Octal transceiver 3-State
中文描述: ALS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20
封裝: 7.50 MM, PLASTIC, SOL-20
文件頁(yè)數(shù): 3/10頁(yè)
文件大小: 116K
代理商: 74ALS245AD
Philips Semiconductors
Product specification
74ALS245A/74ALS245A-1
Octal transceiver (3-State)
1991 Jun 03
3
LOGIC SYMBOL
B2
B3
B4
B5
16
15
14
13
2
3
4
V
= Pin 20
GND = Pin 10
SF00199
B1
17
B0
18
19
1
OE
T/R
A0
A1
A2
A3
A4
A5
5
6
7
B6
B7
12
11
A6
A7
8
9
IEC/IEEE SYMBOL
SC00097
G3
19
3EN1 [BA]
3EN2 [AB]
1
1
2
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
LOGIC DIAGRAM
SF00201
18
B0
17
B1
16
B2
15
B3
14
B4
13
B5
12
B6
11
B7
A0
A1
A2
A3
A4
A5
A6
A7
2
3
4
5
6
7
8
9
19
1
OE
T/R
V
= Pin 20
GND = Pin 10
FUNCTION TABLE
INPUTS
OUTPUTS
OE
T/R
L
L
Bus B data to Bus A
L
H
Bus A data to Bus B
H
X
Z
H =
L
X =
Z =
High voltage level
Low voltage level
Don’t care
High impedance “off” state
=
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