Datasheet

©2013 Silicon Storage Technology, Inc. DS25022B 04/13
18
1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
SST39SF010A / SST39SF020A / SST39SF040
Data Sheet
Figure 13:Software ID Exit and Reset
Figure 14:AC Input/Output Reference Waveforms
Figure 15:A Test Load Example
1147 F10.0
ADDRESS A
14-0
DQ
7-0
T
IDA
T
WP
T
WHP
WE#
SW0 SW1
SW2
5555 2AAA 5555
THREE-BYTE SEQUENCE FOR
SOFTWARE ID EXIT AND RESET
OE#
CE#
AA 55 F0
1147 F11.1
REFERENCE POINTS OUTPUTINPUT
V
IT
V
IHT
V
ILT
V
OT
AC test inputs are driven at V
IHT
(3.0V) for a logic “1” and V
ILT
(0V) for a logic “0”.
Measurement reference points for inputs and outputs are V
IT
(1.5V) and V
OT
(1.5V). Input rise
and fall times (10%
↔ 90%) are <5 ns.
Note: V
IT
- V
INPUT
Test
V
OT
- V
OUTPUT
Test
V
IHT
- V
INPUT
HIGH Test
V
ILT
- V
INPUT
LOW Test
1147 F12.0
TO TESTER
TO DUT
C
L
R
L
LOW
R
L
HIGH
V
DD