ADC12030CIWM National Semiconductor, ADC12030CIWM Datasheet - Page 27

• Manufacturer Part Number: ADC12030CIWM
• Description: Self-Calibrating 12-Bit Plus Sign Serial I/O A/D Converters with MUX and Sample/Hold
• Manufacturer: National Semiconductor

ADC12038
ADC12034
ADC12030
ADC12032
Tables
Note: The A/D powers up with no Auto Cal, no Auto Zero, 10 CCLK acquisition time, 12-bit + sign conversion, power up, 12- or 13-bit MSB first, and user mode.
X = Don’t Care
and
(Continued)
DI0
DI0
DI0
H
H
H
L
L
L
X = Don’t Care
DI1
DI1
DI1
CS
H
H
X
H
L
L
L
L
L
X
CONV
DI2
DI2
X
L
L
L
L
L
H
X
X
L
TABLE 6. Conversion/Read Data Only Mode Programming
DI3
X
L
L
L
L
L
PD
H
L
L
L
TABLE 5. Mode Programming (Continued)
DI4
DI3
DI2
H
H
H
H
H
H
DI5
DI4
DI3
H
H
H
H
H
H
Read Only (Previous DO Format). No Conversion.
DI6
DI5
DI4
H
H
H
H
H
H
DI7
DI6
DI5
H
H
L
L
L
L
27
See Table 5 for Mode
Acquisition Time — 6 CCLK Cycles
Power Down
Acquisition Time — 10 CCLK
Acquisition Time — 18 CCLK
Acquisition Time — 34 CCLK
(CH1–CH7 become Active
Mode
Idle
Mode Selected
User Mode
Test Mode
(Current)
Outputs)
Cycles
Cycles
Cycles
(next Conversion
DO Format
No Change
No Change
No Change
No Change
No Change
No Change
Cycle)
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