MB2861 Datasheet, PDF (2/5 Pages) NXP Semiconductors – Data 10-bit bus transceiver 3-State

Philips Semiconductors Advanced BiCMOS Products
Data 10-bit bus transceiver (3-State)
PIN DESCRIPTION
PIN NUMBER
SYMBOL
47, 20
45, 44, 42, 41, 39,
38, 37, 36, 35, 34
33, 32, 31, 29, 28,
27, 25, 24, 23, 22
1OEAB,
2OEAB
1A0-1A9,
2A02nA9
48, 49, 50, 51, 1,
2, 3, 5, 6, 7
8, 9, 10, 11, 12,
13, 15, 16, 18, 19
1B0-1B9,
2B02nB9
46, 21
4, 17, 30, 43
1OEBA,
2OEBA
GND
14, 26, 40, 52
V_CC
LOGIC SYMBOL (IEEE/IEC)
FUNCTION
A side to B side output enable inputs (active-Low)
Data inputs/outputs (A side)
Data outputs/outputs (B side)
B side to A side output enable inputs (active-Low)
Ground (0V)
Positive supply voltage
46
EN1(BA)
47
EN2(AB)
45
1
48
2
44
49
42
50
41
51
39
1
38
2
37
3
36
5
35
6
34
7
21
EN1(BA)
20
EN2(AB)
33
1
8
2
32
9
31
10
29
11
28
12
27
13
25
15
24
16
23
18
22
19
FUNCTION TABLE
INPUTS
OPERATING
nOEAB nOEBA
MODE
L
H A data to B bus
H
L
B data to A bus
H
HZ
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
LOGIC DIAGRAM
nOEAB
10
nAx
10
nBx
nOEBA
Product specification
MB2861
August 27, 1993
2