AK7736BVQ Datasheet, PDF (6/22 Pages) HuaXinAn Electronics CO.,LTD – Audio/HF DSP

[AK7736B]
■ Pin Functions
No Name
1 TESTI1
2 SDOUT2B
3 SDOUT1
4 SDIN1
5 SDIN2B
6 TESTI3
7 BITCLK1
8 LRCLK1
9 TVDD
10 VSS
11 XTI
12 XTO
13 SDOUT4
14 SDOUT3
15 SDOUT2A
16 RDY
17 VSS
18 VDD
19 I2CSEL
20 PDN
21 SDIN2A
22 LRCLKO
23 BITCLKO
24 CLKO
25 STO
26 SO
27 LRCLKI2
JX2
28 BITCLKI2
JX1
29 SDIN4
I/O
Function
Classification
I Test Pin (Internal pull-down)
Test
This pin must be connected to VSS.
O Serial Data2 B Output Pin
Serial Data
O Serial Data1 Output Pin
I Serial Data1 Input Pin
Serial Data
I Serial Data2 B Input Pin
I Test Pin (Internal pull-down)
Test
This pin must be connected to VSS
I/O Serial Bit Clock Pin 1 (Internal pull-down)
System Clock
I/O LR Channel Select Clock Pin 1 (Internal pull-down)
- Power Supply Pin for 1pin-8pin I/O 1.7 to 3.6V
Power Supply
- Ground Pin 0V
I Crystal Oscillator Input Pin
System Clock
Connect a crystal oscillator between this pin and the XTO pin,
or input an external clock to the XTI pin.
O Crystal Oscillator Output Pin
When a crystal oscillator is used, connect it between XTI and
XTO. When an external clock is used, leave this pin open.
O Serial Data4 Output Pin
Serial Data
O Serial Data3 Output Pin
O Serial Data2 A Output Pin
O RDY Pin
Status
- Ground Pin 0V
Power Supply
- Power Supply Pin 3.0 to 3.6V (typ. 3.3V)
I I²C BUS Select Pin
I²C
I2CSEL= “L”: SPI Interface
I2CSEL= “H”: I2CBUS Interface
I2CSEL should be connected to “L” (VSS) or “H” (VDD).
I Power Down N Pin
Power Down
The AK7736B is powered-down by this pin.
This pin must be set to “L” when power-up the AK7736B
I Serial Data2 A Input Pin
Serial Data
O LR Channel Select Clock Pin
System Clock
O Serial Bit Clock Output Pin
O Clock Output Pin
Clock Output
O Status Output Pin
Status
O Control Data Output Pin for Microprocessor Interface
Microprocessor
Hi-Z output when the CSN pin = “H”
Interface
I LR Channel Select Clock Pin 2 (for FSCONV)
System Clock
I External Conditional Jump Pin 2
Conditional Input
I Serial Bit Clock Input Pin 2 (for FSCONV)
System Clock
External Conditional Jump Pin 1
Conditional Input
I Serial Data4 Input Pin
Serial Data
MS1562-E-00-PB
-6-
2013/10