SN74LVCH16T245-EP Datasheet, PDF (3/14 Pages) Texas Instruments – 16-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

SN74LVCH16T245-EP
www.ti.com........................................................................................................................................................................................... SCES726 – NOVEMBER 2008
TERMINAL ASSIGNMENTS⁽¹⁾
1
2
3
4
5
6
A
1DIR
NC
NC
NC
NC
1OE
B
1B2
1B1
GND
GND
1A1
1A2
C
1B4
1B3
V_CCB
V_CCA
1A3
1A4
D
1B6
1B5
GND
GND
1A5
1A6
E
1B8
1B7
1A7
1A8
F
2B1
2B2
2A2
2A1
G
2B3
2B4
GND
GND
2A4
2A3
H
2B5
2B6
V_CCB
V_CCA
2A6
2A5
J
2B7
2B8
GND
GND
2A8
2A7
K
2DIR
NC
NC
NC
NC
2OE
(1) NC – No internal connection
FUNCTION TABLE⁽¹⁾
(EACH 16-BIT SECTION)
CONTROL INPUTS
OE
DIR
L
L
L
H
H
X
OUTPUT CIRCUITS
A PORT B PORT
Enabled
Hi-Z
Hi-Z
Enabled
Hi-Z
Hi-Z
OPERATION
B data to A bus
A data to B bus
Isolation
(1) Input circuits of the data I/Os are always active.
LOGIC DIAGRAM (POSITIVE LOGIC)
1DIR ¹
24
2DIR
48
1OE
25
2OE
1A1 ⁴⁷
36
2A1
2 _1B1
13 _2B1
To Seven Other Channels
To Seven Other Channels
Copyright © 2008, Texas Instruments Incorporated
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