AK5730 Datasheet, PDF (4/50 Pages) Asahi Kasei Microsystems – 4-Channel Differential Audio ADC for Line & Mic Inputs

[AK5730]
PIN/FUNCTION
No. Pin Name
1 VREFL
2 INM3P
3 IN3P
4 IN3N
5 INM3N
6 MSN
7 INM4P
8 IN4P
9 IN4N
10 INM4N
11 VSS1
12 VBATM
13 AVDD
14 SPI
15 PDN
CAD0
16
CSN
CAD1
17
CDTO
18 TDMI
19 MCLK
20 BICK
21 LRCK
22 SDTO1
23 SDTO2
24 INT
SDA
25
CDTI
SCL
26
CCLK
27 NC
I/O
Function
I ADC Reference Pin. 0V
I Ch3 Positive Input Monitor Pin
I Ch3 Positive Input Pin (with DC cut capacitor)
I Ch3 Negative Input Pin (with DC cut capacitor)
I Ch3 Negative Input Monitor Pin
I Master/Slave Control Pin
I Ch4 Positive Input Monitor Pin
I Ch4 Positive Input Pin (with DC cut capacitor)
I Ch4 Negative Input Pin (with DC cut capacitor)
I Ch4 Negative Input Monitor Pin
- Ground Pin 1. 0V
I Battery Power Monitor Pin
Analog Power Supply Pin, 3.0 ∼ 3.6V
-
Normally connected to VSS1 with a 0.1μF ceramic capacitor in
parallel with a 10μF electrolytic cap.
I
Control Mode Select Pin
“L”: I²C Bus or Parallel control mode, “H”: 4-wire serial control mode
Power-Down Mode Pin
I
When at “L”, the AK5730 is in the power-down mode and is held in reset. The AK5730
should always be reset upon power-up.
I
(SPI pin = “L”)
Chip Address 0 Pin
I
(SPI pin = “H”)
Chip Select Pin in serial control mode
I
(SPI pin = “L”)
Chip Address 1 Pin
O
(SPI pin = “H”)
Control Data Output Pin
I TDM Data Input Pin
I Master Clock Input Pin
I/O Audio Serial Data Clock Pin
I/O Channel Clock Pin
O ^{ADC Audio Serial Data Output1 Pin}
Test Mode Digital Output Pin
O
ADC Audio Serial Data Output2 Pin
Test Mode Digital Output Pin
O
Interrupt Signal Output Pin
Normally connected to DVDD(3.3V) through 10kΩ resistor externally.
I/O
(SPI pin = “L”)
Control Data Input/Output Pin
I
(SPI pin = “H”)
Control Data Input Pin
I
(SPI pin = “L”)
Control Data Clock Pin
I
(SPI pin = “H”)
Control Data Clock Pin
- This pin should be connected to VSS1.
Rev 0.8
2013/06
-4-