lrs1382 Sharp Microelectronics of the Americas, lrs1382 Datasheet - Page 6

• Manufacturer Part Number: lrs1382
• Description: Flash Memory
• Manufacturer: Sharp Microelectronics of the Americas

A
S-CE
DQ
F-A
0
F-RY/BY
T
to A
F-RST
F-V
S-V
F-A
0
F-V
S-A
F-WE
S-WE
F-WP
F-OE
S-OE
S-UB
F-CE
S-LB
GND
1
19
Pin
NC
1
to DQ
to T
, S-CE
, F-A
16
17
CC
CC
PP
17
, A
,
3
15
20
18
2
Address Inputs (Common)
Address Inputs (Flash)
Address Input (SRAM)
Chip Enable Inputs (Flash)
Chip Enable Inputs (SRAM)
Write Enable Input (Flash)
Write Enable Input (SRAM)
Output Enable Input (Flash)
Output Enable Input (SRAM)
SRAM Byte Enable Input (DQ
SRAM Byte Enable Input (DQ
Reset Power Down Input (Flash)
Write Protect Input (Flash)
Ready/Busy Output (Flash)
Data Inputs and Outputs (Common)
Power Supply (Flash)
Power Supply (SRAM)
Monitoring Power Supply Voltage (Flash)
GND (Common)
Non Connection (Should be all open)
Test pins (Should be all open)
Block erase and Write : V
Read : V
Reset Power Down : V
When F-WP is V
program operation can be executed to the blocks which are not locked and
locked-down. When F-WP is V
During an Erase or Write operation : V
Block Erase and Write Suspend : High-Z (High impedance)
Block Erase and Write : F-V
All Blocks Locked : F-V
IH
IL
, locked-down blocks cannot be unlocked. Erase or
IL
PP
IH
0
8
to DQ
to DQ
< V
PP
Description
L R S1 3 8 2
PPLK
IH
= V
7
15
, lock-down is disabled.
)
)
PPH1/2
OL
Input / Output
Open Drain
Output
Power
Power
Power
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Type
Input
Input
-
-
4