ak7770eq ETC-unknow, ak7770eq Datasheet - Page 8

• Manufacturer Part Number: ak7770eq
• Description: Audio With Multi-channel Audio Codec
• Manufacturer: ETC-unknow

Note 1. Do not leave digital input pins floating.
Note 2. When analog input pins (AINL1-4 pins, AINR1-4) are not used, leave them open.
MS0699-E-01-PB
No. Pin name I/O
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
HVCOM
AOUTR2
AOUTL2
AOUTR1
AOUTL1
FROR1
HVDD
FROR2
FROL2
VCOM
AVDD
AINR1
AINL1
AINR2
AINL2
AINR3
AINL3
AINR4
AINL4
AVDD
FRIR2
FRIL2
VSS2
HDT
VSS1
VSS1
HPR
HPL
O
O
O
O
O
O
O
O
O
O
O
I
-
-
- Analog Ground Pin 0V (connected to silicon substrate)
- Analog Power Supply Pin 3.3V (typ)
I ADC2 Rch Feedback Resistance Input Pin
I ADC2 Lch Feedback Resistance Input Pin
I ADC Rch Single-ended Input 1 Pin
I ADC Lch Single-ended Input 1 Pin
I ADC Rch Single-ended Input 2 Pin
I ADC Lch Single-ended Input 2 Pin
I ADC Rch Single-ended Input 3 Pin
I ADC Lch Single-ended Input 3 Pin
I ADC Rch Single-ended Input 4 Pin
I ADC Lch Single-ended Input 4 Pin
- Analog Power Supply Pin 0.0V
- Analog Power Supply Pin 3.3V (typ)
Headphone Detection Pin
Headphone Rch Output Pin
Headphone Power Supply Pin 3.3V(typ)
Headphone Common Voltage Output Pin
Headphone Ground Pin 0V
Headphone Lch Output Pin
DAC2 Rch Output Pin
DAC2 Lch Output Pin
DAC1 Rch Output Pin
DAC1 Lch Output Pin
ADC2 Rch Feedback Resistance Output Pin
ADC2 Lch Feedback Resistance Input Pin
Analog Common Voltage Output Pin
Rch Feedback Resistance Output Pin for ADC1
Output is VSS2 at initial reset
Connect a of 1μF cap to VSS2. Do not use for an outside circuits. Output at
initial reset is VSS2
Output is VSS2 at initial reset
Output at initial reset is VSS1
Output at initial reset is VSS1
Output at initial reset is VSS1
Output at initial reset is VSS1
The output at initial reset is Hi-Z
The output at initial reset is Hi-Z.
Output at initial reset is VSS1. Connect capacitors of 0.1uF and 2.2uF
between this pin and VSS1. No external circuits should be connected to
this pin.
The output in initial reset is Hi-Z
Function
- 8 -
Headphones
Headphones
Analog power
supply
Headphones
Analog power
supply
Headphone
output
Analog output
Analog power
supply
Analog power
supply
Analog output
Analog input
Analog input
Analog output
Analog input
Analog power
supply
Analog output
Analog power
supply
Analog output
Classification
[AK7770]
2008/06