Read Sharp LC-32D44E (serv.man6) Service Manual online
LC-32D44E/S/RU-BK/GY
5 – 18
12. IC4251 (RH-IXC361WJZZQ)
This IC is a high performance CMOS super technology 16Mbit Flash Memory.
Start software (loader) for the CPU with a built-in digital processor and application software have been written on this Flash Memory.
The digital processor reads these soft wares on start-up and implements them.
13. IC4410 (VHIAOZ1320C-1Y)
Load Switch with Controlled Slew Rate IC
Pin No.
Pin Name
I/O
Pin Function
25
A0
I
Address Inputs.
24
A1
I
23
A2
I
22
A3
I
21
A4
I
20
A5
I
19
A6
I
18
A7
I
8
A8
I
7
A9
I
6
A10
I
5
A11
I
4
A12
I
3
A13
I
2
A14
I
1
A15
I
48
A16
I
17
A17
I
16
A18
I
9
A19
I
29
DQ0
I/O
Data inputs/Outputs.
31
DQ1
I/O
33
DQ2
I/O
35
DQ3
I/O
38
DQ4
I/O
40
DQ5
I/O
42
DQ6
I/O
44
DQ7
I/O
30
DQ8
I/O
32
DQ9
I/O
34
DQ10
I/O
36
DQ11
I/O
39
DQ12
I/O
41
DQ13
I/O
43
DQ14
I/O
45
DQ15A-1
I/O
Data inputs/Outputs or Address input.
26
E
I
Chip Enable.
28
G
I
Output Enable.
11
W
I
Write Enable.
12
RP
I
Reset/Block Temporary Unprotect.
15
RB
I
Ready/Busy Output.
47
BYTE
I
Byte/Word Organization Select
37
Vcc
---
Supply Voltage (3.0V)
27, 46
Vss
---
Ground.
10, 13, 14
NC
---
Not Connected Internally.
Pin No.
Pin Name
I/O
Pin Function
1
OUT
O
Output. OUT is the source of the P-channel MOSFET.
2
GND
---
Ground.
3
EN
I
Enable. The P-channel MOSFET turns on when EN is logic HIGH.
4
NC
---
No Connect. This pin is not internally connected.
5
GND
---
Ground.
6
IN
I
Input. IN is the drain of the P-channel MOSFET.
It is the supply input of the IC.
It is the supply input of the IC.
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