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부품번호 | STA323W 기능 |
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기능 | 2.1 channel high-efficiency digital audio system | ||
제조업체 | ST Microelectronics | ||
로고 | |||
전체 30 페이지수
STA323W
2.1 channel high-efficiency digital audio system
PowerSO-36
(slug down)
Features
Wide supply voltage range (10 V - 36 V)
Three power output configurations
– 2 x 10 W + 1 x 20 W
– 2 x 20 W
– 1 x 40 W
Thermal protection
Under-voltage protection
Short-circuit protection
PowerSO-36 slug down package
2.1 channels of 24-bit DDX®
100-dB SNR and dynamic range
32 kHz to 192 kHz input sample rates
Digital gain/attenuation +48 dB to -80 dB in
0.5-dB steps
Four 28-bit user programmable biquads (EQ)
per channel
I²C control
2-channel I²S input data interface
Individual channel and master gain/attenuation
Individual channel and master soft and hard
mute
Datasheet - production data
Individual channel volume and EQ bypass
DDX® POP free operation
Bass/treble tone control
Dual independent programmable
limiters/compressors
AutoModes™ settings for:
– 32 preset EQ curves
– 15 preset crossover settings
– Auto volume controlled loudness
– 3 preset volume curves
– 2 preset anti-clipping modes
– Preset night-time listening mode
– Preset TV AGC
Input and output channel mapping
AM noise-reduction and PWM frequency
shifting modes
Soft volume update and muting
Auto zero detect and invalid input detect
muting selectable DDX® ternary or binary
PWM output plus variable PWM speeds
Selectable de-emphasis
Post-EQ user programmable mix with default
2.1 bass-management settings
Variable max power correction for lower
full-power THD
Four output routing configurations
Selectable clock input ratio
96 kHz internal processing sample rate, 24 to
28-bit precision
Video application supports 576 * fs input mode
Table 1. Device summary
Order code
Package
STA323W13TR
PowerSO-36 in tape & reel
February 2014
This is information on a product in full production.
DocID11535 Rev 7
1/78
www.st.com
Contents
STA323W
7.9
7.10
7.11
Channel configuration registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
7.9.1 Channel 1 configuration (address 0x0E) . . . . . . . . . . . . . . . . . . . . . . . . 55
7.9.2 Channel 2 configuration (address 0x0F) . . . . . . . . . . . . . . . . . . . . . . . . 55
7.9.3 Channel 3 configuration (address 0x10) . . . . . . . . . . . . . . . . . . . . . . . . 56
Tone control (address 0x11) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Dynamics control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
7.11.1 Limiter 1 attack/release threshold (address 0x12) . . . . . . . . . . . . . . . . . 57
7.11.2 Limiter 1 attack/release threshold (address 0x13) . . . . . . . . . . . . . . . . . 57
7.11.3 Limiter 2 attack/release rate (address 0x14) . . . . . . . . . . . . . . . . . . . . . 57
7.11.4 Limiter 2 attack/release threshold (address 0x15) . . . . . . . . . . . . . . . . . 58
7.11.5 Dynamics control description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
7.11.6 Anti-clipping mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
7.11.7 Dynamic range compression mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
8 User-programmable settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
8.1 EQ - biquad equation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
8.2 Pre-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
8.3 Post-scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
8.4 Mix/bass management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
8.5 Calculating 24-bit signed fractional numbers from a dB value . . . . . . . . . 65
8.6 User defined coefficient RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
8.6.1 Coefficient address register 1 (address 0x16) . . . . . . . . . . . . . . . . . . . . 65
8.6.2 Coefficient b1data register bits 23:16 (address 0x17) . . . . . . . . . . . . . . 65
8.6.3 Coefficient b1data register bits 15:8 (address 0x18) . . . . . . . . . . . . . . . 65
8.6.4 Coefficient b1data register bits 7:0 (address 0x19) . . . . . . . . . . . . . . . . 65
8.6.5 Coefficient b2 data register bits 23:16 (address 0x1A) . . . . . . . . . . . . . 65
8.6.6 Coefficient b2 data register bits 15:8 (address 0x1B) . . . . . . . . . . . . . . 66
8.6.7 Coefficient b2 data register bits 7:0 (address 0x1C) . . . . . . . . . . . . . . . 66
8.6.8 Coefficient a1 data register bits 23:16 (address 0x1D) . . . . . . . . . . . . . 66
8.6.9 Coefficient a1 data register bits 15:8 (address 0x1E) . . . . . . . . . . . . . . 66
8.6.10 Coefficient a1 data register bits 7:0 (address 0x1F) . . . . . . . . . . . . . . . 66
8.6.11 Coefficient a2 data register bits 23:16 (address 0x20) . . . . . . . . . . . . . 66
8.6.12 Coefficient a2 data register bits 15:8 (address 0x21) . . . . . . . . . . . . . . 66
8.6.13 Coefficient a2 data register bits 7:0 (address 0x22) . . . . . . . . . . . . . . . 67
8.6.14 Coefficient b0 data register bits 23:16 (address 0x23) . . . . . . . . . . . . . 67
8.6.15 Coefficient b0 data register bits 15:8 (address 0x24) . . . . . . . . . . . . . . 67
4/78 DocID11535 Rev 7
4페이지 STA323W
List of tables
Table 49.
Table 50.
Table 51.
Table 52.
Table 53.
Table 54.
Table 55.
Table 56.
Table 57.
Table 58.
Table 59.
Table 60.
Table 61.
Table 62.
Table 63.
Table 64.
Table 65.
Table 66.
Table 67.
Table 68.
Table 69.
Table 70.
Table 71.
Table 72.
Table 73.
Table 74.
Table 75.
External amplifier power down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Master volume offset as a function of MV[7:0] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Channel volume as a function of CxV[7:0] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
AutoModes™ EQ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
AutoModes™ volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
AutoModes™ gain compression/limiters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
AMPS - AutoModes™ auto pre scale . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
AutoModes™ AM switching enable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
AutoModes™ AM switching frequency selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
AutoModes™ crossover setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Crossover frequency selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Preset EQ selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Channel Limiter Mapping Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Channel PWM output mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Tone control boost/cut selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Limiter attack rate selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Limiter release rate selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Limiter attack - threshold selection (AC-mode). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Limiter release threshold selection (AC-mode). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Limiter attack - threshold selection (DRC-mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Limiter release threshold selection (DRC-mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
RAM block for biquads, mixing, and scaling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Thermal warning indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Fault detect indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
PLL unlock indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
PowerSO-36 slug down dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
DocID11535 Rev 7
7/78
78
7페이지 | |||
구 성 | 총 30 페이지수 | ||
다운로드 | [ STA323W.PDF 데이터시트 ] |
당사 플랫폼은 키워드, 제품 이름 또는 부품 번호를 사용하여 검색할 수 있는 |
구매 문의 | 일반 IC 문의 : 샘플 및 소량 구매 ----------------------------------------------------------------------- IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한 광범위한 전력 반도체를 판매합니다. 전력 반도체 전문업체 상호 : 아이지 인터내셔날 사이트 방문 : [ 홈페이지 ] [ 블로그 1 ] [ 블로그 2 ] |
부품번호 | 상세설명 및 기능 | 제조사 |
STA323W | 2.1 channel high-efficiency digital audio system | ST Microelectronics |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |