AK7714 Datasheet, PDF (5/48 Pages) Asahi Kasei Microsystems – 20-Bit Audio Codec with DSP and Delay RAM

[ASAHI KASEI]
[AK7714]
(2) Pin function
Pin No.
3
Pin name
TESTI1
I/O
Function
Test pin: Leave open or connect to DVSS. (Pulldown)
I
Classification
Test
Test pin: Leave open or connect to DVSS. (Pulldown)
4
TESTI2
I
Test pin: Leave open or connect to DVSS. (Pulldown)
5
TESTI3
I
Test pin: Leave open or connect to DVSS. (Pulldown)
6
TESTI4
I
+5 V power supply
7
DVB
-
(Silicon substrate potential) Power supply
+5 V Digital power supply
9
DVDD
-
10,11
DVSS
Digital ground
-
DSP Serial data input pin (Pulldown)
12
SDINA
I OPCL="L": Disabled. Leave open or connect to DVSS.
OPCL="H": Compatible with MSB first 24 bits
ADC Serial data output pin
14
SDOUTA O OPCL="L": Outputs "L".
OPCL="H": Outputs MSB first 20-bit data.
DSP Serial data output pin
15
SDOUTD1 O OPCL="L": Outputs "L".
OPCL="H": Outputs MSB first 24-bit data.
DAC1 Serial data input pin (Pulldown)
17
SDIND1
I OPCL="L": Disabled. Leave open or connect to DVSS.
OPCL="H": Compatible with MSB first 20 bits
DAC2 Serial data input pin (Pulldown)
18
SDIND2
I OPCL="L": Disabled. Leave open or connect to DVSS.
OPCL="H": Compatible with MSB first 20 bits
DSP Serial data output pin
20
SDOUTD2 O OPCL="L": Outputs "L".
OPCL="H": Outputs MSB first 24-bit data.
DSP Serial data output pin
21
SDOUT
O Outputs MSB first 24-bit data.
Digital section
Serial input/output
data
M0018-E-00
-5-
‘98/07