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LM12438CIWM Datasheet(PDF) 35 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM12438CIWM
Description  Sign Data Acquisition System with Serial I/O and Self-Calibration
PDF  80 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM12438CIWM Datasheet(HTML) 35 Page - National Semiconductor (TI)

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60 Operational Information (Continued)
TABLE IV LM12434 Input Channel Selection through Input Multiplexer
Normal Operating Mode
Non-Inverting Input
Input Channel to Be
Inverting Input
Input Channel to Be
Channel Selection Bits
Connected to MUX
Channel Selection Bits
Connected to MUX
in Instruction Register
Non-Inverting Output
in Instruction Register
Inverting Output
D4 D3 D2
(MUXOUTa)
D7 D6 D5
(MUXOUTb)
000
IN0
000
GND
001
IN1
001
IN1
010
IN2
010
IN2
011
IN3
011
IN3
1XX
None
1XX
None
TABLE V LM12 L 438 Diagnostic Mode Input Channel Selection through Input Multiplexer
Diagnostic Mode
Non-Inverting Input
Input Channel to Be
Inverting Input
Input Channel to Be
Channel Selection Bits
Connected to AD
Channel Selection Bits
Connected to AD
in Instruction Register
Non-Inverting Input
in Instruction Register
Inverting Input
D4 D3 D2
(INa)
D7 D6 D5
(INb)
000
None
000
None
001
VREFa
001
VREFb
010
IN2
010
IN2
011
IN3
011
IN3
100
IN4
100
IN4
101
IN5
101
IN5
110
IN6
110
IN6
111
IN7
111
IN7
35



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