ASAHI KASEI
[AK4702EQ]
PIN/FUNCTION (Continued)
37
38
VSS
VD
-
-
Ground Pin. 0V.
DAC Power Supply Pin. 5V
Normally connected to VSS with a 0.1µF ceramic capacitor in parallel with a
10µF electrolytic cap.
Master Clock Input Pin
39
MCLK
I
An external TTL clock should be input on this pin.
Audio Serial Data Clock Pin
Audio Serial Data Input Pin
L/R Clock Pin
Control Data Clock Pin
40
41
42
43
44
45
BICK
SDTI
LRCK
SCL
SDA
PDN
I
I
I
I
I/O
I
Control Data Pin
Power-Down Mode Pin
When at “L”, the AK4702 is in the power-down mode and is held in reset. The
AK4702 should always be reset upon power-up.
Composite Output Pin for RF modulator
Composite/Luminance Output Pin for VCR
Fast Blanking Output Pin for TV
46
47
48
RFV
VCRVOUT
TVFB
O
O
O
Note: All input pins except pull-up/down pin should not be left floating.
MS0424-E-00
2005/09
- 6 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
