LTC1150 datasheet(13/24 Pages) LINER

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LTC2758

2758fb

For more information www.linear.com/LTC2758

Table 1. Command Codes

CODE

COMMAND

READBACK POINTER–

CURRENT INPUT WORD W0

READBACK POINTER–

NEXT INPUT WORD W+1

Write Span DAC n

Set by Previous Command

Input Span Register DAC n

Write Code DAC n

Set by Previous Command

Input Code Register DAC n

Update DAC n

Set by Previous Command

DAC Span Register DAC n

Update All DACs

Set by Previous Command

DAC Code Register DAC n

Write Span DAC n

Update DAC n

Set by Previous Command

DAC Span Register DAC n

Write Code DAC n

Update DAC n

Set by Previous Command

DAC Code Register DAC n

Write Span DAC n

Update All DACs

Set by Previous Command

DAC Span Register DAC n

Write Code DAC n

Update All DACs

Set by Previous Command

DAC Code Register DAC n

Read Input Span Register DAC n

Input Span Register DAC n

Read Input Code Register DAC n

Input Code Register DAC n

Read DAC Span Register DAC n

DAC Span Register DAC n

Read DAC Code Register DAC n

DAC Code Register DAC n

No Operation

Set by Previous Command

DAC Code Register DAC n

–

System Clear

–

DAC Span Register DAC A

–

Initial Power-Up or Power Interrupt

–

DAC Span Register DAC A

Codes not shown are reserved–do not use

Table 2. Address Codes

DAC A

DAC B

All DACs (Note 1)

Codes not shown are reserved–do not use. × = Don’t Care.

Note 1. If readback is taken using the All DACs address, the LTC2758

defaults to DAC A.

Table 3. Span Codes

S3 S2 S1 S0 SPAN

Unipolar 0V to 5V

Unipolar 0V to 10V

Bipolar –5V to 5V

Bipolar –10V to 10V

Bipolar –2.5V to 2.5V

Bipolar –2.5V to 7.5V

Codes not shown are reserved–do not use. × = Don’t Care.

operaTion

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