
Data Sheet
2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
SST39LF200A / SST39LF400A / SST39LF800A
SST39VF200A / SST39VF400A / SST39VF800A
21
2007 Silicon Storage Technology, Inc.
S71117-09-000
2/07
FIGURE 16: AC Input/Output Reference Waveforms
FIGURE 17: A Test Load Example
1117 F11.1
REFERENCE POINTS
OUTPUT
INPUT
VIT
VIHT
VILT
VOT
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
1117 F12.1
TO TESTER
TO DUT
CL