
YMF753
March 6, 2001
4
No.
Name
I/O
Function
29
CAP1
A
Connect to the analog ground with a 2200pF capacitor.
30
CAP2
A
Connect to the analog ground with a 0.015
mF capacitor.
31
CAP3
A
Connect to the analog ground with a 0.01
mF capacitor.
32
CAP4
A
Connect to the analog ground with a 2200pF capacitor.
33
CAP5
A
Connect to the analog ground with a 0.015
mF capacitor.
34
CAP6
A
Connect to the analog ground with a 0.01
mF capacitor.
35
LINE_OUT_L
AO
Line Output Left Channel
36
LINE_OUT_R
AO
Line Output Right Channel
37
MONO_OUT
AO
Monaural Output
38
AVdd2
-
Analog power supply (Typ. +4.3V to +5.0V)
Connect to the analog ground with 0.1
mF and 47mF capacitors.
Connect this pin to AVdd1.
39
LNLVL_OUT_L
AO
True LINE Level Output Left Channel
40
MSEL
I
Mode Select, which changes the pin function of No.43 – 46, 48.
41
LNLVL_OUT_R
AO
True LINE Level Output Right Channel
42
AVss2
-
Analog ground. Connect to AVss1.
47
EAPD (DIT)
O
The function is selected at 62h TX-7 bit.
TX-7=“0”, External Amplifier Power Down
TX-7=“1”, Digital Audio Interface Output (48kHz)
1. MSEL= “High” (Connect to analog power supply.)
No.
Name
I/O
Function
43
ZV_LR
I-
Zoomed Video Port L/R clock
44
ZV_SIN
I-
Zoomed Video Port serial data
45
Reserved
-
Do not connect externally.
46
EXT24M
O
24.576MHz clock output
48
ZV_BCK
I-
Zoomed Video Port bit clock
2. MSEL= “Low” (Connect to analog ground.)
No.
Name
I/O
Function
43
DIT
O
Digital Audio Interface Output (48kHz)
44
Reserved
-
Do not connect externally.
45
CODEC ID0#
I+
CODEC ID
46
CODEC ID1#
I+
CODEC ID
48
DIT
O
Digital Audio Interface Output (48kHz)
Note) AI: Analog Input Pin, AO: Analog Output Pin, I+: Input Pin with a Pull-up resistor,
I-: Input Pin with a Pull-down resistor