AK4104_10 Datasheet, PDF (4/21 Pages) Asahi Kasei Microsystems – 192kHz 24-Bit 3.3V DIT

[AK4104]
PIN/FUNCTION
No. Pin Name
I/O Function
1 MCLK
I Master Clock Input Pin
2 BICK
I Audio Serial Data Clock Pin
3 SDTI1
I Audio Serial Data Input 1 Pin
4 LRCK
I Input Channel Clock Pin
5 PDN
I
Power Down and Reset Pin
“L”: Power down and Reset, “H”: Power up
6 CSN
I Chip Select Pin
7 CCLK
I Control Data Clock Pin
8 CDTI
I Control Data Input Pin
9 TEST1
I
TEST Pin
This pin should be connected to VDD.
10 TEST2
O
TEST Pin
This pin should be OPEN.
11 TEST3
O
TEST Pin
This pin should be OPEN.
12 TEST4
O
TEST Pin
This pin should be OPEN.
13 VSS
- Ground Pin
14 VDD
- Power Supply Pin, 2.7 ∼ 3.6V
15
CDTO
SDTI2
O Control Data Output Pin, The output is “Hi-Z” when PDN pin = “L”.
I Audio Serial Data Input 2 Pin
16 TX
O
Transmit Channel Output Pin, The output is “L” when PDN pin = “L” or RSTN bit
=“0” or PW bit = “0” or MCLK stops.
Note: All digital input pins should not be left floating.
MS0642-E-01
-4-
2010/09