Sharp MD-MT80W(S) Service Manual page 46

MD-MT80W/90W/90/90C
IC601 VHiLV8018W+-1 :PWM Driver (LV8018W) (2/2)
MUTE
IN3+
VCC1
IN3–
MUTE1
IC202 RH-iX2735AFZZ: 16M Bit D-RAM (IX2735AF)
Terminal Name
Pin No.
1 Vcc
2 I/O1
3 I/O2
4 WE
5 RAS
6* NC
7 A10
8-11 A0-A3
12 Vcc
13 GND
14-19 A4-A9
20 OE
21 CAS
22 I/O3
23 I/O4
24 GND
In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.
48 47 46 45 44 43 42 41 40 39 38 37
1
2
NC
3
NC
4
NC
5
VG
6
LV8018W
7
8
NC
9
NC
10
NC
11
12
13 14 15 16 17 18 19 20 21 22 23 24
Power supply (2.6V)
Data input/data output
Data input/data output
Write enable
Low address strobe
Not connected
Address input
Address input
Power supply (2.6V)
Ground (0V)
Address input
Output enable
Column address strobe
Data input/data output
Data input/data output
Ground (0V)
36
35
34
33
32
31
30
29
28
27
26
25
Function
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IN4R
VGOFF
CP4
CP3
CP2
CP1
VCC2
GND
S/S
VBATT
VBATT/2MON
IN2R