Denon DVD-3800 Service Manual page 47

4M DRAM (SOJ)-35 (IC507, 509)
IS41C16256
M11B416256A
V
CC 1 40 GND
I/O0 2 39
I/O15
I/O1 3
38
I/O14
I/O2 4 37
I/O13
I/O3 5
36 I/O12
VCC
6 35
GND
I/O4 7 34
I/O11
I/O5
8 33 I/O10
I/O6
9 32
I/O9
I/O7
10 31 I/O8
NC
11 30 NC
NC
12 29 LCAS
WE
13 28 UCAS
RAS
14
27 OE
NC
15 26 A8
A0
16 A7
25
A1
17 24 A6
A2
18 A5
23
A3
19 22 A4
VCC
20 21 GND
SN74AHCT273PW
(MA: IC104, 105, 114)
20 Vcc
CLR 1
19 Q8
Q1 2
D1 3 18 D8
D2 4 17 D7
Q2 16 Q7
5
Q3 15 Q6
6
D3 14 D6
7
D5
D4 8 13
Q4 9 12 Q5
10 11 CK
GND
Truth Table
Input
Output
Function
D
CLR CK Q
L X X L Clear
H L L
H
H H
H X Qn No change
X: Don't Care
BA033LBSG (AV: IC205, 208, 211)
5 4
Vcc
1
Vref
TOP
VIEW
CTL 3
1 2 3
Over current protection
Over temperature protection
GND
2
TC7W32F (MA: IC107)
1A Vcc
1 8
1B 1Y
2 7
3 6
2Y 2B
GND 4 5 2A
Terminal Function
Name
Function
A0-A8 Address Inputs
I/O0-15 Data Inputs/Outputs
Write Enable
WE
Output Enable
OE
Row Address Strobe
RAS
Upper Column Address Strobe
UCAS
LCAS Lower Column Address Strobe
Power
Vcc
Ground
GND
NC No Connection
S-24C02BFJ-TB (MA: IC106)
A0 1
2
A1
NC 3
GND 4
Terminal Function
Pin No. Name
1 A0
2 A1
3
A2
4
GND
5 SDA
¾
6 SCL
¾ 7
TEST/WP
8 Vcc
Terminal Function
Pin No. Name
1 Vcc
5 OUT
2 GND
3
CTL
4
4
C
5
OUT
TC7W14F (MA: IC111, 115, 116)
1A
1
3Y 2
2A 3
GND 4
AT49LV1025 (MA: IC202)
I/O12 7
I/O11 8
I/O10 9
I/O9 10
I/O8 11
GND 12
NC 13
I/O7 14
I/O6 15
I/O5 16
I/O4 17
TC74VHC157A (MA: IC113)
8 Vcc
7
TEST/WP
6
SCL
5 SDA
Function
Terminal Function
Address input
Address input
Address input
GND
Serial data input/output
Serial clock input
Test, connect to GND
Power supply
X: Don't Care
TC4W53F (SC: IC855)
(Europe model only)
Function
Power
Ground
Power Save
C Ripple Improve
Output
MN1382-S (MA: IC203)
Vcc
8
7 1Y
6 3A
5 2Y
DVD-3800
Terminal Function
39 A13
Pin Name Function
38 A12
A0-A15 Address Inputs
37 A11
CE Chip Enable
36 A10
Output Enable
35 A9 OE
34 GND WE Write Enable
33 NC
I/O0-I/O15 Data Inputs/Outputs
32 A8
No Connection
NC
31 A7
30 A6
29 A5
SELECT Vcc
1 16
ST
1A 2 15
1B 3 4A
14
4 4B
1Y 13
4Y
2A 5 12
2B 3A
6 11
2Y 10 3B
7
GND 8 9 3Y
TOP VIEW
INPUTS OUTPUTS
ST SELECT A B Y
H X X X L
L L
L X L
L H
L X H
H X
L L L
H X
L H H
TOP VIEW
COM 1 8 V
CC
NH
2 7 ch0
V 3 6 ch1
EE
GND 4 5 ADR
TOP VIEW
OUT
1
V
2
DD
V
3
SS
47