18
AVR-3801
Symbol Function
CO: IC304
Q1 A Video input switching
Q2 B Video input switching
Q3 C Video input switching
Q4 D Video output switching
Q5 E Video output switching
Q6 F Video output switching
Q7 H Video output switching
Q8 G Video output switching
Port
Symbol Function
CO: IC305
Port
Q1 DIRECT DIRECT relay control (H: DIRECT)
Q2 S1 Video signal switching control output
Q3 S2 Video signal switching control output
Q4 SB/MULTI
S.BACK/MULTI switching control (H: MULTI (Power AMP Assignment))
Q5 NC
Q6 NC
Q7 NC
Q8 NC
BU4094BCF (CO: IC304, 305)
AK5353 (AU: IC604)
STROBE
1
2
3
4
5
6
7
8
9
10
11
16
15
14
13
12
DATA
CLOCK
Q1
Q2
Q3
Q4
V
SS
VDD
OE
Q5
Q6
Q7
Q8
Q'
S
Q
S
AINR
AINL
VREF
VCOM
AGND
VA
VD
DGND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TST
TTL
DIF
PDN
SCLK
MCLK
LRCK
SDTO
Name Function
Terminal Function
No.
1 AINR I Rch analog input pin
2 AINL I Lch analog input pin
3 VREF O Ref. V out pin
4 VCOM O Common V out pin
5 AGND Analog GND pin
6VA Analog power pin, +2.7~+5.5V
7VD Digital power pin, +2.7~+5.5V
8 DGND Digital GND pin
9 SDTO O Serial data out pin, 2's complement, MSB first out, at power down: L
10 LRCK I L/R clock pin
11 MCLK I Master clock input pin
12 SCLK I Serial data clock input pin, A/D data out at SCLK falling edge
13 PDN I Power down pin, L: Power down mode
14 DIF I Serial interface format pin (L: Firward, H: I
2
S)
15 TTL I Digital input level select pin, L: CMOS level, H: TTL level
16 TST I Test pin (internal pull-down)
I/O
TC9274N-011 (AU: IC107)
1
234
5
6
7
89
10
11 12 13 14
15
16
17 18 19
20
21
22
23
24
25
26
2728
29
3031
32
33
3435
36
37
38
3940
41
42
V
DD
V
SS
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
GND
CK
DATA
STB
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
18 bit Latch Circuit (Rch)
(Lch) Same as Rch
L e v e l S h ift + S h ift R e g is te r C irc u it
1
234
5
6
7
89
10
11 12
13
14
15
16
17 18 19
20
21
22
23
24
25
26
2728
29
3031
32
33
3435
36
37
38
3940
41
42
V
DD
V
SS
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
GND
CK
DATA
STB
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
18 bit Latch Circuit (Rch)
(Lch) Same as Rch
L e v e l S h ift + S h ift R e g is te r C irc u it
TC9274N-012 (IC312)
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