TAS5508A Datasheet, PDF (97/99 Pages) Texas Instruments – 8 Channel Digital Audio PWM Processor

D
C
B
PSVC_MCPU
A
PSVC_TAS5508A
CONF_SEL
/VALID
/VALID_CH5+CH6
/LINE_OUT_ENABLE
5
4
3
/LINE_OUT_ENABLE
Phono socket
J950
4
3
2
1
LINE OUTPUT _{Phono socket}
J951
4
3
2
1
+3.3V +5.0V
Left + Right Line Out
+5.0V
+3.3V
/OE
OUT_R
OUT_L
2 Channel Line Out (TLV272)
PWM_P_R
PWM_M_R
PWM_M_L
PWM_P_L
GND
J900
4
3
HEADPHONE OUTPUT
2
1
Mini-Jack (3.5mm)
Left + Right Headphone
+5.0V
+5.0V
OUT_R
OUT_GND
OUT_L
PWM_HPM_L
PWM_HPP_L
PWM_HPM_R
PWM_HPP_R
2 Channel Headphone Design (TPA112)
MCLK
C10
10nF
R10
200R
C11
100nF
R11
200R
C13
10nF
C12
100nF
C14
100nF
+3.3V R12
2R
1
2
C15
100nF
C16
10uF
R13
3.30R
C17
100nF
C18 ^{/RESET_TAS5508A}
1nF
/HP_SEL
/PDN_TAS5508A
/MUTE_TAS5508A
GND
+3.3V
R14
1R
V-HBRIDGE
GVDD
+5.0V +3.3V
PSVC_MCPU
PSVC_TAS5508A
CONF_SEL
/VALID
/VALID_CH5+CH6
/LINE_OUT_ENABLE
PSU and Interface Logic
/RESET
/RESET_TAS5508A
/BKND_ERR
/BKND_ERR_TAS5508A
/SD1_TAS5121
/SD1
/SD2_TAS5121
/SD2
/OTW_TAS5121
/OTW
C19
10uF
C20
100nF
/RESET
/RESET_TAS5508A
/BKND_ERR
/BKND_ERR_TAS5508A
/SD1_TAS5121
/SD1
/SD2_TAS5121
/SD2
/OTW_TAS5121
/OTW
GND
5
4
1 _{VRA_PLL}
2 _{PLL_FLT_RET}
3 _{PLL_FLTM}
4 _{PLL_FLTP}
5 _AVSS
6 _AVSS
7 _{VRD_PLL}
8 _{AVSS_PLL}
9 _{AVDD_PLL}
10 _VBGAP
11 _RESET
12 _{HP_SEL}
13 _PDN
14 _MUTE
15 _DVDD
16 _DVSS
C21
100nF
X10
13.5MHz
2
1
R21
C27 1M C28
15pF
15pF
U10
TAS5508A
GND
3
2
C25
220nF
C26
10uF
R20 +3.3V
22.0R
1
2
GND
C29
100nF
VR_PWM ⁴⁸
PWM_P_4 ⁴⁷
PWM_M_4 ⁴⁶
PWM_P_3 ⁴⁵
PWM_M_3 ⁴⁴
PWM_P_2 ⁴³
PWM_M_2 ⁴²
PWM_P_1 ⁴¹
PWM_M_1 ⁴⁰
VAILD ³⁹
DVSS ³⁸
BKND_ERR ³⁷
DVDD ³⁶
DVSS ³⁵
DVSS ³⁴
VR_DIG ³³
/VALID
/BKND_ERR_TAS5508A
+3.3V
R18
1R
C22
100nF
C23
10uF
C24
100nF
GND
PSVC_TAS5508A
SDIN1
SDIN2
SDIN3
SDIN4
SCLK
LRCLK
SCL
SDA
/SD2_TAS5121
/OTW_TAS5121
/VALID_CH5+CH6
/SD2_TAS5121
/OTW_TAS5121
/VALID_CH5+CH6
/SD2_TAS5121
/OTW_TAS5121
/VALID
/SD1_TAS5121
/OTW_TAS5121
/VALID
/SD2_TAS5121
/OTW_TAS5121
/VALID
/SD2_TAS5121
/OTW_TAS5121
/VALID
/SD1_TAS5121
/OTW_TAS5121
/VALID
/SD1_TAS5121
/OTW_TAS5121
/VALID
1
/SD1_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH6 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
1
2
J600
RIGHT BACK
SURROUND
SPEAKER
OUTPUT
V-HBRIDGE
D
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH5 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
1
2
J500
LEFT BACK
SURROUND
SPEAKER
OUTPUT
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH8 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH7 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
1
2
J800
SUBWOOFER
SPEAKER
OUTPUT
V-HBRIDGE
GVDD
C
1
2
J700
CENTER
SPEAKER
OUTPUT
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH4 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
1
2
J400
RIGHT
SURROUND
SPEAKER
OUTPUT
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH3 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
1
2
J300
LEFT
SURROUND
SPEAKER
OUTPUT
B
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH2 TAS5121 H-Bridge Output Stage
/SHUTDOWN_TAS5121
/TEMP_WARNING
V-HBRIDGE
GVDD
1
2
J200
RIGHT
SPEAKER
OUTPUT
V-HBRIDGE
GVDD
PWM_P
PWM_M
/VALID
OUT_1
OUT_2
CH1 TAS5121 H-Bridge Output Stage
1
2
J100
LEFT
SPEAKER
OUTPUT
A
TAS5508A Example Application Schematic
(Circuit is Subject To Change Without Notice)
2
1