PCM5121 datasheet(68/121 Pages) TI2

68 / 121 page

PCM5121, PCM5122

SLAS763C – AUGUST 2012 – REVISED OCTOBER 2018

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Product Folder Links: PCM5121 PCM5122

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The PCM512x has a register map split into multiple pages. Pages 0 and 1 control of the DAC and other on-chip

peripherals. Pages 44 through 52 are used for Coefficient A memory, while Pages 62-70 are coefficient B

memory. Pages 152-186 contain the miniDSP instruction memory. Page 253 is where the Clock Flex Mode

Table 50. PCM512x Register Page Structure

Page:

44-52

62-70

253

Func:

Control

Analog

Control

Coeffient A

Coeffient B

Desc:

General Control

and Configuration

Analog

Control

256 24-bit coefficients,

30 coefficients per page,

4 registers per coefficient

256 24-bit coefficients,

30 coefficients per page,

4 registers per coefficient

Table 51. Coefficient Buffer-A Map

COEFF NO

PAGE NO

BASE REGISTER

BASE REGISTER + 0

BASE REGISTER + 1

BASE REGISTER + 2

BASE REGISTER + 3

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C29

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C30

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C59

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C60

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C89

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C90

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C119

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C120

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C149

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C150

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C179

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C180

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C209

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C210

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C239

124

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C240

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

C255

Coef(23:16)

Coef(15:8)

Coef(7:0)

Reserved.

PCM5121 Datasheet(PDF) 68 Page - Texas Instruments

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