DAC3482 datasheet(40/79 Pages) TI1

40 / 79 page

DAC3482

SLAS748A

– MARCH 2011 – REVISED JUNE 2011

www.ti.com

– Address: 0x2F, Default: 0x0000

Default

Address

Bit

Name

Function

Value

Name

config47

0x2F

15:8

grp_delayQ(7:0)

Sets the group delay function for DACQ. The maximum delay ranges from 30ps to

0x00

100ps and is dependent on DAC sample clock. Contact TI for specific application

information.

7:0

Reserved

Reserved for factory use.

0x00

– Address: 0x30, Default: 0x0000

Default

Address

Bit

Name

Function

Value

Name

config48

0x30

15:0

sifdac(15:0)

Value sent to the DACs when sifdac_ena is asserted. DATACLK must be running to

0x0000

latch this value into the DACs. The format would be based on twos in register config2.

– Address: 0x7F, Default: 0x5409 (READ ONLY)

Default

Address

Bit

Name

Function

Value

Name

version

0x7F

15:10

Reserved

Reserved for factory use.

010101

Reserved

Reserved for factory use.

8:7

Reserved

Reserved for factory use.

6:5

Reserved

Reserved for factory use.

4:3

deviceid(1:0)

Returns

‘01’ for DAC3482.

2:0

versionid(2:0)

A hardwired register that contains the version of the chip.

100

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