Datasheet

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MICBIAS
MICI+
MICI-
AVDD1 AVSS1
CIDI+
CIDI-
DRVSS2
SPKO-
DRVDD
SPKO+
DRVSS1
VSS
RESET
MCLK
M/S
SCLK
FS
DIN
DOUT
DVSS
DVDD
FSD
IOVSS
LCDAC
HNSO-
HNSO+
HNSI-
HNSI+
AVDD
AVSS
LINEI+
LINEI-
LINEO-
LINEO+
NC
HDSI-
HDSI+
HDSO-
HDSO+
AVDD2
AVSS2
TESTP
NC
PWRDN
SDA
SCL
IOVDD
TLV320AIC20, TLV320AIC21
TLV320AIC24, TLV320AIC25
TLV320AIC20K, TLV320AIC24K
SLAS363D – MARCH 2002 – REVISED APRIL 2005
Terminal Functions
TERMINAL
NAME NO. I/O DESCRIPTION
HDSI- 1
I Head-set input. The Head-set input can be treated similar to the Line-input pins
HDSI+ 2
HDSO- 3
O 150- Ω output
HDSO+ 4
AVDD2 5 I Analog power supply
AVSS2 6 I Analog ground
TESTP 7 I Test pin. Should be connected to digital ground.
NC 8, 48 Not connected
PWRDN 9 I Power down
SDA 10 I/O I
2
C/S
2
C data
SCL 11 I I
2
C/S
2
C clock
IOVDD 12 I I/O power supply
IOVSS 13 I I/O ground
FSD 14 O Frame sync delayed
DVDD 15 I Digital supply (1.8 V)
DVSS 16 I Digital ground
DOUT 17 O Data OUT
DIN 18 I Data IN
FS 19 I/O Frame sync
SCLK 20 I/O Serial clock
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