Service manual

CD-SW250DVD
8 – 12
IC3202 VHiEN29LV800B:Flash ROM (EN29LV800B)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC3202 VHiEN29LV800B:Flash ROM (EN29LV800B)
Pin No. Pin name Function
1~9,16~25 A0-A19 Addresses
29~36,38~44 DQ0-DQ14 15 Data Inputs/Outputs
45 DQ15/A-1 DQ15 (data input/output, word mode), A-1 (LSB address input, byte mode)
26 CE# Chip Enable
28 OE# Output Enable
12 RESET# Hardware Reset Pin
15* RY/BY# Ready/Busy Output
11 WE# Write Enable
37 Vcc Supply Voltage (2.7-3.6V)
27,46 Vss Ground
10*,13* NC Not Connected to anything
47 BYTE# Byte/Word Mode
14 WPB Write protect function
1
Standard
TSOP
CONNECTION DIAGRAMS
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
A15
A14
A13
A12
A11
A10
A9
A8
A19
NC
WE#
RESET#
NC
NC
RY/BY#
A18
A17
A7
A6
A5
A4
A3
A2
A1
A16
BYTE#
Vss
DQ15/A-1
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
DQ4
Vcc
DQ11
DQ3
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
OE#
Vss
CE#
A0
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
Figure 8-6 BLOCK DIAGRAM OF IC