1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash
SST39SF010A / SST39SF020A / SST39SF040
Preliminary Specification
V
IHT
V
V
INPUT
REFERENCE POINTS
OUTPUT
OT
IT
V
ILT
398 ILL F11.1
AC test inputs are driven at VIHT (3.0V) for a logic “1” and VILT (0V) for a logic “0”. Measurement reference points for inputs
and outputs are VIT (1.5V) and VOT (1.5V). Input rise and fall times (10% ↔ 90%) are <5 ns.
Note: VIT - VINPUT Test
VOT - VOUTPUT Test
VIHT - VINPUT HIGH Test
V
ILT - VINPUT LOW Test
FIGURE 13: AC INPUT/OUTPUT REFERENCE WAVEFORMS
TEST LOAD EXAMPLE
TO TESTER
V
DD
R
L HIGH
TO DUT
C
L
R
L LOW
398 ILL F12.0
FIGURE 14: A TEST LOAD EXAMPLE
©2001 Silicon Storage Technology, Inc.
S71147-02-000 5/01 398
15
SST [ SILICON STORAGE TECHNOLOGY, INC ]
