MB84VD2108X Datasheet, PDF (5/55 Pages) Fujitsu Component Limited. – 16M (x8/x16) FLASH MEMORY & 2M (x8/x16) STATIC RAM

MB84VD2108X-85/MB84VD2109X-85
s PIN DESCRIPTION
Pin
Function
Input/Output
A0 to A16 Address Inputs (Common)
I
A–1, A17 to A19 Address Input (Flash)
I
SA
Address Input (SRAM)
I
DQ0 to DQ15 Data Inputs/Outputs (Common)
I/O
CEf
Chip Enable (Flash)
I
CE1s
Chip Enable (SRAM)
I
CE2s
Chip Enable (SRAM)
I
OE
Output Enable (Common)
I
WE
Write Enable (Common)
I
RY/BY
Ready/Busy Outputs (Flash) Open Drain Output
O
UBs
Upper Byte Control (SRAM)
I
LBs
Lower Byte Control (SRAM)
I
CIOf
I/O Configuration (Flash)
CIOf = VIH is Word mode (×16) , CIOf = VIL is Byte mode (×8)
I
CIOs
I/O Configuration (SRAM)
CIOs = VIH is Word mode (×16) , CIOs = VIL is Byte mode (×8)
I
RESET Hardware Reset Pin/Sector Protection Unlock (Flash)
I
WP/ACC Write Protect/Acceleration (Flash)
I
N.C.
No Internal Connection

VSS
Device Ground (Common)
Power
VCCf
Device Power Supply (Flash)
Power
VCCs
Device Power Supply (SRAM)
Power
5