SSM2604 Datasheet, PDF (8/28 Pages) Analog Devices – Low Power Audio Codec

SSM2604
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
MCLK/XTI 1
XTO 2
DGND 3
DVDD 4
CLKOUT 5
PIN 1
INDICATOR
SSM2604
TOP VIEW
(Not to Scale)
15 VMID
14 AGND
13 AVDD
12 ROUT
11 LOUT
NOTES
1. NC = NO CONNECT.
2. FOR PROPER CONNECTION OF THE EXPOSED PAD,
CONNECT TO PCB GROUND LAYER
Figure 6. Pin Configuration
Table 9. Pin Function Descriptions
Pin No. Mnemonic
Type
1
MCLK/XTI
Digital Input
2
XTO
Digital Output
3
DGND
Digital Ground
4
DVDD
Digital Supply
5
CLKOUT
Digital Output
6
BCLK
Digital Input/Output
7
PBDAT
Digital Input
8
PBLRC
Digital Input/Output
9
RECDAT
Digital Output
10
RECLRC
Digital Input/Output
11
LOUT
Analog Output
12
ROUT
Analog Output
13
AVDD
Analog Supply
14
AGND
Analog Ground
15
VMID
Analog Output
16
RLINEIN
Analog Input
17
LLINEIN
Analog Input
18
SDIN
Digital Input/Output
19
SCLK
Digital Input
20
NC
NC
GND Pad
Thermal Pad/Exposed Pad
Description
Master Clock Input/Crystal Input.
Crystal Output.
Digital Ground.
Digital Core and I/O Buffer Supply.
Buffered Clock Output.
Digital Audio Bit Clock.
DAC Digital Audio Data Input, Playback Function.
DAC Sampling Rate Clock, Playback Function (from Left and Right Channels).
ADC Digital Audio Data Output, Record Function.
ADC Sampling Rate Clock, Record Function (from Left and Right Channels).
Line Output for Left Channel.
Line Output for Right Channel.
Analog Supply.
Analog Ground.
Midrail Voltage Decoupling Input.
Line Input for Right Channel.
Line Input for Left Channel.
2-Wire Control Interface Data Input/Output.
2-Wire Control Interface Clock Input.
No Connection
Center Thermal Pad. Connect to PCB ground layer.
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