AK4618 Datasheet, PDF (4/60 Pages) Asahi Kasei Microsystems – 192kHz 24-bit 6ch/12ch Audio CODEC with Microphone Interface

[AK4618]
PIN/FUNCTION
No. Pin Name
1 LRCK
SDTI6
2
TDMI
3 SDTI5
4 SDTI4
5 SDTI3
6 SDTI2
7 SDTI1
8 PDN
9 IN1N
IN1
10
IN1P
11 IN2N
IN2
12
IN2P
13 IN3N
IN3
14
IN3P
15 IN4N
IN4
16
IN4P
17 MICBIAS
18 AVDD1
19 VSS1
20 VCOM
21 IN5N
IN5
22
IN5P
23 IN6N
IN6
24
IN6P
25 ROUT6
26 LOUT6
I/O Function
I/O Input Channel Clock Pin
I (TDM1-0 bits = “00”)
Audio Serial Data Input 6 Pin
I (TDM1-0 bits = “01” or “10”)
TDM Data Input Pin
I Audio Serial Data Input 5 Pin
I Audio Serial Data Input 4 Pin
I Audio Serial Data Input 3 Pin
I Audio Serial Data Input 2 Pin
I Audio Serial Data Input 1 Pin
I
Power-Down & Reset Pin
When “L”, the AK4618 is powered-down and the control registers are reset to default state.
I
(MDIE1 bit = “1”)
Differential Analog Negative input 1 pin
I
(MDIE1 bit = “0”)
Single-ended Analog Input 1 pin
I
(MDIE1 bit = “1”)
Differential Analog Positive input 1 pin
I
(MDIE2 bit = “1”)
Differential Analog Negative input 2 pin
I
(MDIE2 bit = “0”)
Single-ended Analog Input 2 pin
I
(MDIE2 bit = “1”)
Differential Analog Positive input 2 pin
I
(MDIE3 bit = “1”)
Differential Analog Negative input 1 pin
I
(MDIE3 bit = “0”)
Single-ended Analog Input 1 pin
I
(MDIE3 bit = “1”)
Differential Analog Positive input 1 pin
I
(MDIE4 bit = “1”)
Differential Analog Negative input 2 pin
I
(MDIE4 bit = “0”)
Single-ended Analog Input 2 pin
I
(MDIE4 bit = “1”)
Differential Analog Positive input 2 pin
O Microphone bias pin.
- Analog Power Supply Pin, 3.0V3.6V
- Ground Pin, 0V
O
Common Voltage Output Pin, AVDD1x1/2
Large external capacitor around 1µF is used to reduce power-supply noise.
I
(MDIE5 bit = “1”)
Differential Analog Negative input 1 pin
I
(MDIE5 bit = “0”)
Single-ended Analog Input 1 pin
I
(MDIE5 bit = “1”)
Differential Analog Positive input 1 pin
I
(MDIE6 bit = “1”)
Differential Analog Negative input 2 pin
I
(MDIE6 bit = “0”)
Single-ended Analog Input 2 pin
I
(MDIE6 bit = “1”)
Differential Analog Positive input 2 pin
O Rch Analog Output 6 Pin
O Lch Analog Output 6 Pin
015000617-E-00
-4-
2015/01