AK4635 Datasheet, PDF (5/81 Pages) Asahi Kasei Microsystems – 16-Bit Mono CODEC with ALC & MIC/SPK/Video-AMP

[AK4635]
PIN/FUNCTION
No. Pin Name
D2 VCOM
C1 VSS1
D1 AVDD
E2 VCOC
A2 PDN
A6 I2C
B2
CSN
SDA
B3 ^CCLK
SCL
C3 CDTIO
B4 SDTI
A5 SDTO
A3 FCK
A4 BICK
B6 DVDD
C6 VSS2
C4 MCKI
B5 MCKO
E5 SPP
C5 SPN
D6 VSS3
D5 SVDD
D4 AOUT
D3 MPI
MIC
E3
MICP
LIN
E4
MICN
E1 VIN
C2 VOUT
A1 VSAG
E6 NC
I/O
Function
Common Voltage Output Pin, 0.45 x AVDD
O
Bias voltage of ADC inputs and DAC outputs.
- Ground Pin
- Analog Power Supply Pin
Output Pin for Loop Filter of PLL Circuit
O
This pin should be connected to VSS1 with one resistor and capacitor in series.
Power-Down Mode Pin
I
“H”: Power up, “L”: Power down reset and initialize the control register.
AK4635 should always be reset when powered-up.
I
Control Mode Select Pin
“H”:I²C Bus, “L”:3-wire Serial
I Chip Select Pin (I2C pin = “L”)
I/O Control Data Input/Output Pin (I2C pin = “H”)
I Control Data Clock Pin (I2C pin = “L”)
I Control Data Clock Pin (I2C pin = “H”)
I/O
Control Data Input/Output Pin (I2C pin = “L”)
This pin should be connected to the ground. (I2C pin = “H”)
I Audio Serial Data Input Pin
O Audio Serial Data Output Pin
I/O Frame Clock Pin
I/O Audio Serial Data Clock Pin
- Digital Power Supply Pin
- Ground Pin
I External Master Clock Input Pin
O Master Clock Output Pin
O Speaker Amp Positive Output Pin
O Speaker Amp Negative Output Pin
- Ground Pin
- Speaker Amp Power Supply Pin
O Mono Line Output Pin
O MIC Power Supply Pin for Microphone
I Microphone Input Pin for Single Ended Input
(MDIF bit = “0”)
I Microphone Positive Input Pin for Differential Input
(MDIF bit = “1”)
I Line Input Pin for Single Ended Input
(MDIF bit = “0”)
I Microphone Negative Input Pin for Differential Input (MDIF bit = “1”)
I Composite Video Signal Input Pin
O Composite Video Signal Driver Pin
I Composite Video Signal Output Feedback Input Pin
No Connection
-
No internal bonding. This pin should be connected to the ground.
Note : All input pins except analog input pins (MIC/MICP, LIN/MICN, VIN, VSAG pins) must not be left floating
Rev. 0.6
2007/10
-5-