AD5764(RevPrC) 데이터 시트보기 (PDF) - Analog Devices

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AD5764
(Rev.:RevPrC)

Complete, Quad, 16-Bit, High Accuracy, Serial Input, Bipolar Voltage Output DAC

Analog Devices 

AD5764

Preliminary Technical Data

OFFSET REGISTER

The Offset Register is addressed by setting the three REG bits to 101. The DAC address bits select with which DAC Channel the Data

transfer is to take place (Refer to Table 7). The Offset Register is an 8-bit register and allows the user to adjust the offset of each channel

by – 15.875 LSBs to + 16 LSBs in steps of 1/8 LSB as shown in Table 15 and Table 16.

Table 15. Programming the Offset Register

REG2 REG1 REG0 A2 A1 A0 D15 …. D8 D7 D6 D5 D4 D3 D2 D1 D0

1

0

1

DAC Address Don’t Care OF7 OF6 OF5 OF4 OF3 OF2 OF1 OF0

Table 16. Offset Register options

Offset Adjustment

+15.875 LSBs

+15.75 LSBs

No Adjustment

-15.875 LSBs

-16 LSBs

OF7 OF6 OF5 OF4 OF3 OF2 OF1 OF0

00000000

00000001

-

-

-

-

-

-

-

-

10000000

-

-

-

-

-

-

-

-

11111110

11111111

Rev. PrC 21-Oct-04| Page 22 of 28

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