Datasheet

Data Sheet
32 Mbit Multi-Purpose Flash Plus
SST39VF3201B / SST39VF3202B
21
©2009 Silicon Storage Technology, Inc. S71384-01-000 1/09
FIGURE 19: AC Input/Output Reference Waveforms
FIGURE 20: A Test Load Example
1384 F17.0
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”. Measurement 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
1384 F18.0
TO TESTER
TO DUT
C
L