ESMT
4. PIN CONFIGURATIONS
4.1 48-pin TSOP
F49L320UA/F49L320BA
4.2
Pin Description
Pin Name
Address Input
Data Input/Output
Q15 (Word mode) /
LSB addr (Byte Mode)
Chip Enable
Output Enable
Write Enable
Reset
Word/Byte selection input
Ready/Busy
Power Supply
Ground
No connection
Functions
To provide memory addresses.
To output data when Read and receive data when Write.
The outputs are in tri-state when OE or CE is high.
To bi-direction date I/O when
BYTE
is High
To input address when
BYTE
is Low
To activate the device when CE is low.
To gate the data output buffers.
To control the Write operations.
Hardware Reset Pin/Sector Protect Unprotect
To select word mode or byte mode
To check device operation status
To provide power
Symbol
A0~A20
DQ0~DQ14
DQ15/A-1
CE
OE
WE
RESET
BYTE
RY/
BY
V
CC
GND
NC
Elite Semiconductor Memory Technology Inc.
Publication Date : Sep. 2008
Revision: 1.1
2/55
ESMT [ ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC. ]
