sta335bw STMicroelectronics, sta335bw Datasheet - Page 6

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sta335bw

Manufacturer Part Number
sta335bw
Description
2.1 Channels High Efficiency Digital Audio System
Manufacturer
STMicroelectronics
Datasheet

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List of tables
List of tables
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
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Table 30.
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Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Thermal data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Recommended operating condition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Electrical characteristics power section
V
Functional pin status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Register summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Input sampling rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
IR bit settings as a function of input sample rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Support serial audio input formats for MSB-first (SAIFB = 0) . . . . . . . . . . . . . . . . . . . . . . . 21
Supported serial audio input formats for LSB-first (SAIFB = 1) . . . . . . . . . . . . . . . . . . . . . 22
Output modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Compensating pulse size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Output configuration engine selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Master volume offset as a function of MV(7..0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Channel volume as a function of CxV(7..0) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
AutoMode gain compression/limiters selection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
AutoMode AM switching frequency selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Bass management crossover frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Channel limiter mapping as a function of CxLS bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Channel output mapping as a function of CxOM bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Tone control boost/cut as a function of BTC and TTC bits . . . . . . . . . . . . . . . . . . . . . . . . . 38
Limiter attack rate as a function of LxA bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Limiter release rate as a function of LxR bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Limiter attack threshold as a function of LxAT bits (AC-Mode). . . . . . . . . . . . . . . . . . . . . . 41
Limiter release threshold as a function of LxRT bits (AC-Mode). . . . . . . . . . . . . . . . . . . . . 41
Limiter attack threshold as a function of LxAT bits (DRC-Mode). . . . . . . . . . . . . . . . . . . . . 42
Limiter release threshold as a as a function of LxRT bits (DRC-Mode).. . . . . . . . . . . . . . . 42
RAM block for biquads, mixing, scaling and bass management. . . . . . . . . . . . . . . . . . . . . 48
Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
CC
= 18V, f
sw
= 384KHz, T
amb
= 25°C, R
L
= 8Ω unless otherwise specified. . . . . . . . . . 11
STA335BW

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