STA350B datasheet(6/94 Pages) STMICROELECTRONICS

6 / 94 page

Contents

STA350B, STA350BW

6/94

DocID018572 Rev 7

8.17

EQ coefficients and DRC configuration register (addr 0x31) . . . . . . . . . . 75

8.18

Extended configuration register (addr 0x36) . . . . . . . . . . . . . . . . . . . . . . 76

8.18.1

Dual-band DRC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

8.18.2

EQ DRC mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

8.18.3

Extended post-scale range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

8.18.4

Extended attack rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

8.18.5

Extended biquad selector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

8.19

EQ soft-volume configuration registers (addr 0x37 - 0x38) . . . . . . . . . . . 79

8.20

DRC RMS filter coefficients (addr 0x39-0x3E) . . . . . . . . . . . . . . . . . . . . . 80

8.21

Extra volume resolution configuration registers (address 0x3F) . . . . . . . 81

8.22

Quantization error noise correction (address 0x48) . . . . . . . . . . . . . . . . . 82

8.23

Extended coefficient range up to -4...4 (address 0x49, 0x4A) . . . . . . . . . 83

8.24

Miscellaneous registers (address 0x4B, 0x4C) . . . . . . . . . . . . . . . . . . . . 84

8.24.1

Rate powerdown enable (RPDNEN) bit (address 0x4B, bit D7) . . . . . . 84

8.24.2

Noise-shaping on DC cut filter enable (NSHHPEN) bit (address 0x4B, bit

D6) 84

8.24.3

Bridge immediate off (BRIDGOFF) bit (address 0x4B, bit D5) . . . . . . . 84

8.24.4

Channel PWM enable (CPWMEN) bit (address 0x4B, bit D2) . . . . . . . 85

8.24.5

Power-down delay selector (PNDLSL[2:0]) bits (address 0x4C, bit D4, D3,

D2) 85

PowerSSO-36 slug-down package thermal characteristics (STA350BW)

Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

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