61
UD9004
S29GL064N90TFI040# Pin Function
Pin Description
A21–A0 22 Address inputs (S29GL064N)
A20–A0 21 Address inputs (S29GL032N)
DQ7–DQ0 8 Data inputs/outputs
DQ14–DQ0 15 Data inputs/outputs
DQ15/A-1 DQ15 (Data input/output, word mode), A-1 (LSB Address input, byte mode)
CE# Chip Enable input
OE# Output Enable input
WE# Write Enable input
WP#/ACC Hardware Write Protect input/Programming Acceleration input
ACC Acceleration input
WP# Hardware Write Protect input
RESET# Hardware Reset Pin input
RY/BY# Ready/Busy output
BYTE# Selects 8-bit or 16-bit mode
V
CC
3.0 volt-only single power supply (see Product Selector Guide for speed options and
voltage supply tolerances)
V
IO
Output Buffer Power
V
SS
Device Ground
NC Pin Not Connected Internally
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