Datasheet

©2011 Silicon Storage Technology, Inc. DS25086A 11/11
39
8 Mbit LPC Flash
SST49LF080A
Data Sheet
A
Microchip Technology Company
Figure 28:AC Input/Output Reference Waveforms
Figure 29:A Test Load Example
Figure 30:Read Flowchart (LPC Mode)
1235 F27.0
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”. Measure-
ment 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 <3 ns.
Note: V
IT
-V
INPUT
Test
V
OT
-V
OUTPUT
Test
V
IHT
-V
INPUT
HIGH Test
V
ILT
-V
INPUT
LOW Test
1235 F28.0
TO TESTER
TO DUT
C
L
1235 F29.0
Address: A
IN
Read Data: D
OUT
Cycle: 1
Read
Command Sequence
Available for
Next Command