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STA328 데이터시트 PDF




STMicroelectronics에서 제조한 전자 부품 STA328은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


 

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부품번호 STA328 기능
기능 2.1-channel high-efficiency digital audio system
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STA328 데이터시트, 핀배열, 회로
STA328
2.1-channel high-efficiency digital audio system
Features
! Wide supply voltage range (10 V - 36 V)
! Three power output configurations
– 2 x 40 W + 1 x 80 W
– 2 x 80 W
– 1 x 160 W
! PowerSO-36 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/hard mute
! Individual channel volume and EQ bypass
! Bass/treble tone control
! Dual independent programmable
limiters/compressors
! AutoModes
– 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
PowerSO-36
with slug up
! Input and output channel mapping
! AM noise-reduction and PWM
frequency-shifting modes
! Software volume update and muting
! Auto zero detect and invalid input detect
muting
! Selectable DDX® ternary or binary PWM
output + 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
STA328
STA32813TR
Package
PowerSO-36
PowerSO-36
Packaging
Tube
Tape and reel
May 2008
Rev 4
1/57
www.st.com
1




STA328 pdf, 반도체, 판매, 대치품
Contents
STA328
7.7
7.8
7.9
7.10
7.11
7.12
7.6.7 Coefficient b2 data register bits 7:0 (addr 0x1C) . . . . . . . . . . . . . . . . . . 48
7.6.8 Coefficient a1 data register bits 23:16 (addr 0x1D) . . . . . . . . . . . . . . . . 48
7.6.9 Coefficient a1 data register bits 15:8 (addr 0x1E) . . . . . . . . . . . . . . . . . 48
7.6.10 Coefficient a1 data register bits 7:0 (addr 0x1F) . . . . . . . . . . . . . . . . . . 48
7.6.11 Coefficient a2 data register bits 23:16 (addr 0x20) . . . . . . . . . . . . . . . . 48
7.6.12 Coefficient a2 data register bits 15:8 (addr 0x21) . . . . . . . . . . . . . . . . . 48
7.6.13 Coefficient a2 data register bits 7:0 (addr 0x22) . . . . . . . . . . . . . . . . . . 48
7.6.14 Coefficient b0 data register bits 23:16 (addr 0x23) . . . . . . . . . . . . . . . . 49
7.6.15 Coefficient b0 data register bits 15:8 (addr 0x24) . . . . . . . . . . . . . . . . . 49
7.6.16 Coefficient b0 data register bits 7:0 (addr 0x25) . . . . . . . . . . . . . . . . . . 49
7.6.17 Coefficient write control register (addr 0x26) . . . . . . . . . . . . . . . . . . . . . 49
Reading a coefficient from RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Reading a set of coefficients from RAM . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Writing a single coefficient to RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Writing a set of coefficients to RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Variable max power correction (addr 0x27, 0x28) . . . . . . . . . . . . . . . . . . 53
Fault detect recovery (addr 0x2B, 0x2C) . . . . . . . . . . . . . . . . . . . . . . . . . 53
8 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
4/57

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STA328 전자부품, 판매, 대치품
STA328
1.4 Applications
Figure 5. Application circuit for 2.1/2.0 configurable solution
Description
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