Data
Sheet
(Advan ce
Infor m a tio n)
2. Input/Output Descriptions & Logic Symbol
identifies the input and output package connections provided on the device.
Table 2.1
Input/Output Descriptions
Symbol
Type
Address lines for GL01GP
A24–A0 for GL512P
A23–A0 for GL256P,
A22–A0 for GL128P.
Data input/output.
DQ15: Data input/output in word mode .
A-1: LSB address input in byte mode.
Chip Enable.
Output Enable.
Write Enable.
Device Power Supply.
Versatile IO Input.
Ground.
Not connected internally.
Ready/Busy. Indicates whether an Embedded Algorithm is in progress or complete. At
V
IL
, the device is actively erasing or programming. At High Z, the device is in ready.
Selects data bus width. At V
IL
, the device is in byte configuration and data I/O pins DQ0-
DQ7 are active. At V
IH
, the device is in word configuration and data I/O pins DQ0-DQ15
are active.
Hardware Reset. Low = device resets and returns to reading array data.
Write Protect/Acceleration Input. At V
IL
, disables program and erase functions in the
outermost sectors. At V
HH
, accelerates programming; automatically places device in
unlock bypass mode. Should be at V
IH
for all other conditions.
Reserved for future use.
Description
A25–A0
Input
DQ14–DQ0
DQ15
CE#
OE#
WE#
V
CC
V
IO
V
SS
NC
RY/BY#
I/O
I/O
Input
Input
Input
Supply
Supply
Supply
No Connect
Output
BYTE#
RESET#
WP#/ACC
RFU
Input
Input
Input
Reserved
6
S29GL-P MirrorBit
TM
Flash Family
S29GL-P_00_A3 November 21, 2006