Datasheet
PIN ASSIGNMENTS
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
MCLK
BCLK
WCLK
DIN
LDO_SELECT
IOVSS
IOVDD
SCL
DRVDD
HPROUT
HPRCOM
DRVSS
HPLCOM
HPLOUT
DRVDD
DRVSS
32
31
30
29
28
27
26
25
DVDD
RESET
AVSS_DAC
AVSS_DAC
AVSS_DAC
AVSS_DAC
AVSS_DAC
AVDD_DAC
SDA
LINEL
LINEL
LINEL
LINER
LINER
MICBIAS
MICBIAS
TLV320DAC32
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........................................................................................................................................ SLAS506B – NOVEMBER 2006 – REVISED DECEMBER 2008
RHB PACKAGE
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TERMINAL FUNCTIONS
TERMINAL
DESCRIPTION
NO NAME
1 MCLK Master Clock Input
2 BCLK Audio Serial Data Bus Bit Clock (Input/Output)
3 WCLK Audio Serial Data Bus Word Clock (Input/Output)
4 DIN Audio Serial Data Bus Data Input (Input)
0 LDO Bypass — Connect 1.8-V power supply to DVDD pin to provide digital power
to the device. Use decoupling capacitors to digital ground.
5 LDO_SELECT LDO Regulator Select Pin
1 Internal LDO — Generates 1.8-V internally. Do not connect DVDD pin to the
external power supply. Add 0.1- µ F decoupling capacitor to digital ground.
6 IOVSS I/O Ground Supply, connect to digital ground on PCB, 0V
7 IOVDD I/O Voltage Supply, 1.1 V – 3.6 V
8 SCL I
2
C Serial Clock
9 SDA I
2
C Serial Data Input/Output
10 LINEL Line Analog Input (Left)
11 LINEL Line Analog Input (Left)
12 LINEL Line Analog Input (Left)
13 LINER Line Analog Input (Right or Multifunctional)
14 LINER Line Analog Input (Right or Multifunctional)
15 MICBIAS Microphone Bias Voltage Output
16 MICBIAS Microphone Bias Voltage Output
17 DRVSS Analog Output Driver Ground Supply, 0 V
18 DRVDD Output Driver Voltage Supply, 2.7 V – 3.6 V
19 HPLOUT High-Power Output Driver (Left Plus)
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Product Folder Link(s): TLV320DAC32