AK7782 AKM [Asahi Kasei Microsystems], AK7782 Datasheet - Page 9

• Manufacturer Part Number: AK7782
• Description: Dual Audio DSP with 24bit 5ch ADC & SRC
• Manufacturer: AKM [Asahi Kasei Microsystems]

No. Pin Name
MS1337-E-00-PB
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
PSRCRSTN
SDOUTA1
SRCLRCK
SRCBICK
SDOUT6
SDOUT7
DVDD18
DVDD18
SMUTE
DVDD
DVDD
SDIN7
SDIN6
SDIN1
PSRC
VSS3
VSS3
VSS2
RDY
SDA
STO
JX2
JX1
JX0
I/O
I/O
O
O
O
O
O
O
-
-
-
I
I
I
I
I
I
I
I
I
-
-
-
-
I
Data write ready Pin for Microcomputer Interface
Status Output Pin
Serial Data Output Pin
Serial Data Output Pin
Serial Data Output Pin
Power Supply Pin for Digital Block 3.3V (typ)
Ground Pin 0V
Power Supply Pin for Digital Block 1.8V (typ)
DSP Serial Data Input Pin
Conditional Jump Pin
DSP Serial Data Input Pin
Conditional Jump Pin
Conditional Jump Pin
DSP/SRC Serial Data Input Pin
SRC Serial bit Clock Input Pin
SRC LR channel Select Input Pin
I2CSEL Pin = “L”
I2CSEL Pin= “H”
SRC Reset N Pin
Power Supply Pin for Digital Block 1.8V (typ)
Ground Pin 0V
Power Supply Pin for Digital Block 3.3V (typ)
Ground Pin 0V (silicon board potential)
SRC Soft Mute Pin
“H”: Normal operation
“L”: WDT, CRC error or SRCUNLOCK status
Outputs “H” during initial reset.
Supports MSB 24-bit.
Outputs “L” during initial reset.
Supports MSB 24-bit.
Outputs “L” during initial reset.
Supports MSB 24-bit.
Outputs “L” during initial reset.
Connect to VSS3 when this pin is not used. This pin supports 24-bit
MSB justified, floating point F24.4.
Connect to VSS3 when this pin is not used.
Connect to VSS3 when this pin is not used. This pin supports 24-bit
MSB justified, floating point F24.4.
Connect to VSS3 when this pin is not used.
Connect to VSS3 when this pin is not used.
Connect to VSS3 when this pin is not used. This pin supports 24-bit
MSB justified, floating point F24.4.
Outputs “L”.
SDA I
SRC1 and SRC2 blocks are reset by the PSRCRSTN pin = “L”.
Control register RSRCRSTN bit = “0” can also reset these blocks.
Connect to VSS1.
SRC1 and SRC2 blocks are soft muted by the PSRCSMUTE pin =
“H”. Control register RSRCSMUTE bit = “1” can also soft mutes
these blocks.
2
C-bus Interface
- 9-
Function
(Figure
1)
Microcomputer
I/F
Status
Digital Block
Serial Data Output
Digital Power
Supply
Power Supply
Digital Power
Supply
Digital Block
Serial Data Input
Condition
Digital Block
Serial Data Input
Condition
Digital Block
Serial Data Input
SRC1
I
Reset
Digital Power
Supply
Power Supply
Digital Power
Supply
Power Supply
SRC
2
C
Classification
[AK7782]
2011/11