Datasheet

©2011 Silicon Storage Technology, Inc. DS25001A 03/11
24
2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
SST39LF200A / SST39LF400A / SST39LF800A
SST39VF200A / SST39VF400A / SST39VF800A
Data Sheet
A
Microchip Technology Company
Figure 16: AC Input/Output Reference Waveforms
Figure 17: A Test Load Example
1117 F11.1
REFERENCE POINTS OUTPUTINPUT
V
IT
V
IHT
V
ILT
V
OT
AC test inputs are driven at V
IHT
(0.9 V
DD
) for a logic “1” and V
ILT
(0.1 V
DD
) for a logic “0”. Mea-
surement reference points for inputs and outputs are V
IT
(0.5 V
DD
) and V
OT
(0.5 V
DD
). 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
1117 F12.1
TO TESTER
TO DUT
C
L