AK4344_10 Datasheet, PDF (4/25 Pages) Asahi Kasei Microsystems – 100dB 96kHz 24-Bit Stereo 3.3V ΔΣ DAC

[AK4344]
No. Pin Name
1 MCLK
2 BICK
3 SDTI1
4 LRCK
5 PDN
6 CSN
7 CCLK
8 CDTI
9 TEST1
10 ROUT
11 LOUT
12 VCOM
13 VSS
14 VDD
15
CDTO
SDTI2
16 TEST2
PIN/FUNCTION
I/O Function
I Master Clock Input Pin
I Audio Serial Data Clock Pin
I Audio Serial Data Input Pin1
I Input Channel Clock Pin
I
Full Power Down Mode Pin
“L” : Power down, “H” : Power up
I Chip Select Pin 0
I Control Data Clock Pin
I Control Data Input Pin
I ^{TEST Pin}
This pin must be connected to VSS.
O Rch Analog Output Pin, The output is “Hi-Z” when PDN pin = “L”.
O Lch Analog Output Pin, The output is “Hi-Z” when PDN pin = “L”.
Common Voltage Output Pin, 0.5 × VDD
O Normally connected to VSS with a 4.7μF (min. 1μF, max. 10μF) electrolytic
Capacitor. The output is “L” when PDN pin = “L”
- Ground Pin
- Power Supply Pin, 2.7 ∼ 3.6V
O Control Data Output Pin in serial mode, The output is “Hi-Z” when PDN pin = “L”.
I Audio Serial Data Input Pin2
O
TEST Pin
This pin must be OPEN.
Note: All digital input pins should not be left floating.
MS0641-E-01
-4-
2010/09