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参数资料
| 型号： | TAS5508PAGR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封装： | GREEN, PLASTIC, TQFP-64 |
| 文件页数： | 72/105页 |
| 文件大小： | 1286K |
| 代理商： | TAS5508PAGR |
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6
Serial-Control I
2C Register Summary
TAS5508
8-Channel Digital Audio PWM Processor
www.ti.com
SLES091D – FEBRUARY 2004 – REVISED JULY 2009
The TAS5508 slave address is 0x36. See Serial-Control Interface Register Definitions, Section 7 for
complete bit definitions.
Note that u indicates unused bits.
TOTAL
I2C
REGISTER FIELDS
DESCRIPTION OF CONTENTS
DEFAULT STATE
BYTES
SUBADDRESS
0x00
1
Clock control register
Set data rate and MCLK frequency
1. Fs = 48 kHz
2. MCLK = 256 Fs = 12.288 MHz
0x01
1
General status register
Clip indicator and ID code for the
0x01
TAS5508
0x02
1
Error status register
PLL, SCLK, LRCLK, and frame slip
No errors
errors
1. PWM high pass disabled
PWM high pass, clock set, unmute
2. Auto clock set
0x03
1
System control register 1
select, PSVC select
3. Hard unmute on clock error recovery
4. PSVC Hi-Z disabled
1. Automute time-out disabled
2. Post-DAP detection automute enabled
0x04
1
System control register 2
Automute and de-emphasis control
3. 8-Ch device input detection automute enabled
4. Unmute threshold 6 dB over input
5. No de-emphasis
1. Enable back-end reset.
2. Valid low for reset
3. Valid low for mute
Channel configuration
Configure channels 1, 2, 3, 4, 5, 6, 7,
0x05–0x0C
1/reg.
4. Normal BEPolarity
control registers
and 8
5. Do not remap the output for the TAS5182.
6. Do not go low-low in mute.
7. Do not remap Hi-Z state to low-low state.
1. Disable back-end reset sequence.
2. Valid does not have to be low for reset.
3. Valid does not have to be low for mute.
Headphone configuration
0x0D
1
Configure headphone output
4. Normal BEPolarity
control register
5. Do not remap output to comply with 5182.
6. Do not go low-low in mute.
7. Do not remap Hi-Z state to low-low state.
0x0E
1
Serial data interface control
Set serial data interface to
24-bit I2S
register
right-justified, I2S, or left-justified.
0x0F
1
Soft mute register
Soft mute for channels 1, 2, 3, 4, 5, 6,
Unmute all channels.
7, and 8
0x10–0x13
Reserved
0x14
1
Automute control register
Set automute delay and threshold.
1. Set automute delay = 5 ms.
2. Set automute threshold less than bit 8.
0x15
1
Automute PWM threshold
Set PWM automute threshold; set
1. Set the PWM threshold the same as the TAS5508
and back-end reset period
back-end reset period.
input threshold.
register
2. Set back-end reset period = 5 ms.
0x16
1
Modulation index limit
Set modulation index.
97.7%
register
0x17–0x1A
Reserved
Channel 1 delay = –23 DCLK periods
Channel 2 delay = 0 DCLK periods
Channel 3 delay = –16 DCLK periods
Channel 4 delay = 16 DCLK periods
0x1B–0x22
1/reg.
Interchannel delay registers
Set interchannel delay.
Channel 5 delay = –24 DCLK periods
Channel 6 delay = 8 DCLK periods
Channel 7 delay = –8 DCLK periods
Channel 8 delay = 24 DCLK periods
0x23
1
Channel offset register
Absolute delay offset for channel 1
Minimum absolute default = 0 DCLK periods
(0–255)
0x24–0x3F
Reserved
0x40
4
Bank-switching command
Set up DAP coefficients bank
Manual selection – bank 1
register
switching for banks 1, 2, and 3
69
Serial-Control I2C Register Summary
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| TAS5508PAGRG4 | 功能描述:音频 DSP 8Ch Dig Aud PWM Proc RoHS:否 制造商:Texas Instruments 工作电源电压: 电源电流: 工作温度范围: 安装风格: 封装 / 箱体: 封装:Tube |
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| TAS5514BTDKDRQ1 | 功能描述:音频放大器 4-CH Auto Digital Amps RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| TAS5518 | 制造商:TI 制造商全称:Texas Instruments 功能描述:TAS5518 8 Channel Digital Audio PWM Processor |
| TAS5518_06 | 制造商:TI 制造商全称:Texas Instruments 功能描述:8 Channel Digital Audio PWM Processor |
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