AK7714 Datasheet, PDF (9/48 Pages) Asahi Kasei Microsystems – 20-Bit Audio Codec with DSP and Delay RAM

[ASAHI KASEI]
[AK7714]
Pin No.
83
84,85
86
87,88
89
90
91,92
93
95
96
98
99
Pin name
AVSS
AVDD
VRDAH
VCOM
VRADL
AVSS
AVDD
VRADH
AINR-
AINR+
AINL-
AINL+
I/O
Analog ground 0V
-
Function
Classification
Power supply
Power supply pin for analog section 5 V (typ) (Silicon substrate
- potential)
+5 V Analog power supply
DAC Reference voltage input pin
I Normally, connect to AVDD (pin 84,85), and connect 0.1 µF and 10 µF
capacitors between this and VRDAL.
Common voltage pin for analog section
O Connect 0.1 µF and 10 µF capacitors between this and AVSS.
Do not use for the external circuit.
ADC Reference voltage input pin
I Normally, connect to AVSS (pin 90).
Analog section
Analog Ground 0V
-
Power supply
+5 V Analog Power supply
-
(Silicon substrate potential)
ADC Reference voltage input pin
Analog section
I Normally, connect to AVDD (pin 91,92), and connect 0.1 µF and 10 µF capacitors
between this and VRADL.
ADC Rch analog inverted input pin
I
ADC Rch analog non-inverted input pin
I
ADC Lch analog inverted input pin
I
ADC Lch analog non-inverted input pin
I
Pin No.
1,2,8,13,16,19,22,25,26,29,38
46,50,51,52,54,60,69,72,75,76
79,81,94,97,100
Pin name
NC
I/O
Function
NC ( No connection )
- These pins should be left floating.
Classification
NC
M0018-E-00
-9-
‘98/07