Datasheet

FUNCTIONAL BLOCK DIAGRAM
CONTROL
CIRCUIT
CE#
WE#
OE#
DECODER
256Kx16
MEMORY ARRAY
COLUMN I/O
A0-A17
Vcc
Vss
DQ8-DQ15
Upper Byte
DQ0-DQ7
Lower Byte
I/O DATA
CIRCUIT
LB#
UB#
PIN DESCRIPTION
SYMBOL DESCRIPTION
A0 - A17 Address Inputs
DQ0 - DQ15 Data Inputs/Outputs
CE# Chip Enable Inputs
WE# Write Enable Input
OE# Output Enable Input
LB# Lower Byte Control
UB# Upper Byte Control
V
CC
Power Supply
V
SS
Ground
NC No Connection
AS7C34098B
Confidential
- 3 of 14 -
Rev.2.0. June 2017