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IC104 (LRS18641): FLASH MEMORY
Pin No.
Terminal name
1*
NC
2*
NC
3
A20
4
A11
5
A15
6
A14
7
A13
8
A12
9
GND
10*
NC
11*
NC
12*
NC
13
A16
14
A8
15
A10
16
A9
17
DQ15
18
SC-/WE
19
DQ14
20
DQ7
21
F-/WE
22*
F-RY/-BY (NC)
23
A21
24*
NC
25
DQ13
26
DQ6
27
DQ4
28
DQ5
29
GND
30
/RST
31
A22
32*
NC
33
DQ12
34
CE2
35*
NC
36
F/SC-VCC
37
F-/WP
38
VPP
39
A19
40
DQ11
41
F/SC-VCC
42
DQ10
43
DQ2
44
DQ3
45
/LB
46
/UB
47*
NC
48*
T1 (NC)
49
DQ9
50
DQ8
51
DQ0
52
DQ1
53
A18
54
A17
55
A7
CONFIDENTIAL
Input/Output
–
Not used
–
Not used
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
–
Earth
–
Not used
–
Not used
–
Not used
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
Input/Output
Data input/output (common)
Input
Write enable input (Smartcombo RAM)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input
Write enable input (Flash)
Output
Ready busy output (Flash)
When deleting/writing: VOL
When interrupting block delete/write: High-Z (High impedance) (Not used)
Input
Address input (common)
–
Not used
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
–
Earth
Input
Reset power down input (Flash)
When deleting/writing block: VIH
When reading: VIH
Reset power down: VIL
Input
Address input (Flash)
–
Not used
Input/Output
Data input/output (common)
Input
Sleep state input (Smartcombo RAM)
–
Not used
–
Power (common)
Input
Write protect input (Flash)
When F-/WP is set to VIL, it is prohibited to cancel lock bit of the block that has lock bit
down set. Deletion and programme operation are executable for the block that has neither
lock bit nor lock down bit set. Disable lock down bit by setting F-/WP to VIH.
Input
Power voltage detect terminal (Flash)
When deleting/writing: VPP = VPPH
Input
Address input (common)
Input/Output
Data input/output (common)
–
Power (common)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input
Byte enable input: DQ0 – DQ7 (Smartcombo RAM)
Input
Byte enable input: DQ8 – DQ15 (Smartcombo RAM)
–
Not used
–
Test pin (all open) (Not used)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input/Output
Data input/output (common)
Input
Address input (common)
Input
Address input (common)
Input
Address input (common)
Description of terminal
6 – 5
GX15
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