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AK4456 Datasheet, PDF (8/84 Pages) Asahi Kasei Microsystems – 115dB 768kHz Advanced 32-bit DAC | |||
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[AK4456]
â Pin Functions
No. Pin Name
1 MCLK
2
BICK
DCLK
3
LRCK
DSDL1
4
SDTI1
DSDR1
5
SDTI2
DSDL2
SDTI3
6 DSDR2
TDMO1
7
DSDL3
TDMO2
8 DSDR3
9 TST1
10 TST2
DZF
11 SMUTE
12 CAD1
DCHAIN
SDA
13 CDTI
TDM0
SCL
14 CCLK
TDM1
CAD0_I2C
15 CSN
DIF
PS
16
CAD0_SPI
17 I2C
18 AOUTL1P
19 AOUTL1N
20 VREFL1
21 VREFH1
I/O Function
PD State
I External Master Clock Input Pin
Hi-Z
I Audio Serial Data Clock Pin in PCM mode
I DSD Clock Pin in DSD mode
Hi-z
I Input Channel Clock Pin in PCM mode
I Audio Serial Data Input in DSD mode
Hi-Z
I Audio Serial Data Input in PCM mode
I Audio Serial Data Input in DSD mode
Hi-Z
I Audio Serial Data Input in PCM mode
I Audio Serial Data Input in DSD mode
Hi-Z
I Audio Serial Data Input in PCM mode
I Audio Serial Data Input in DSD mode
O Audio Serial Data Output in Daisy Chain mode
100kΩ
Pull down
I Audio Serial Data Input in DSD mode
100kΩ
O Audio Serial Data Output in Daisy Chain mode
Pull down
I Audio Serial Data Input in DSD mode
Hi-Z
- This pin must be connected to DVSS
Hi-Z
- This pin must be connected to DVSS
Hi-Z
O Zero Input Detect in I2C Bus or 3-wire serial control mode
Soft Mute Pin in Parallel control mode.
100kΩ
I When this pin is changed to âHâ, soft mute cycle is initiated. Pull down
When it is returning to âLâ, the output mute is released.
I Chip Address 0 Pin in I2C Bus or 3-wire serial control mode
Hi-Z
I Daisy Chain Mode select pin in Parallel control mode.
I/O Control Data Input Pin in I2C Bus serial control mode
I Control Data Input Pin in 3-wire serial control mode
Hi-Z
I TDM Mode select pin in Parallel control mode.
I Control Data Clock Pin in I2C Bus serial control mode
I Control Data Clock Pin in 3-wire serial control mode
Hi-Z
I TDM Mode select pin in Parallel control mode.
I Chip Address 0 Pin in I2C Bus serial control mode
I Chip Select Pin in 3-wire serial control mode
I
Audio Data Format Select in Parallel control mode.
âLâ: 32-bit MSB, âHâ: 32-bit I2S
Hi-Z
(I2C pin = âHâ)
I Control Mode Select Pin
âLâ: I2C Bus serial control mode, âHâ: Parallel control mode.
Hi-Z
I
(I2C pin = âLâ)
Chip Address 0 Pin in 3-wire serial control mode
Control Mode Select Pin
I âLâ: 3-wire serial control mode
Hi-Z
âHâ: I2C Bus serial control mode or Parallel control mode.
O Lch Positive Analog Output 1 Pin
Hi-Z
O Lch Negative Analog Output 1 Pin
Hi-Z
- Negative Voltage Reference Input Pin, AVSS
Hi-Z
- Positive Voltage Reference Input Pin, AVDD
Hi-Z
015006886-E-00
-8-
2015/06
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