Sharp Aquos LC-32D44E, Service Manual

Page: 77 / 142

LC32D44E/S/RU-BK/GY (1st Eddition)
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.