Datasheet

14
Data Sheet
512 Kbit / 1 Mbit / 2 Mbit Many-Time Programmable Flash
GLS27SF512 / GLS27SF010 / GLS27SF020
©2010 Greenliant Systems, Ltd. S71152-13-000 05/10
FIGURE 11: AC Input/Output Reference Waveforms
FIGURE 12: A Test Load Example
1152 F06.
0
REFERENCE POINTS OUTPUTINPUT
V
HT
V
LT
V
HT
V
LT
V
IHT
V
ILT
AC test inputs are driven at V
IHT
(2.4 V) for a logic “1” and V
ILT
(0.4 V) for a logic “0”. Measurement reference points for
inputs and outputs are V
HT
(2.0 V) and V
LT
(0.8 V). Input rise and fall times (10%  90%) are <10 ns.
Note: V
HT
- V
HIGH
Test
V
LT
- V
LOW
Test
V
IHT
- V
INPUT
HIGH Test
V
ILT
- V
INPUT
LOW Test
1152 F07.1
TO TESTER
T
O DUT
C
L
R
L LOW
R
L HIG
H
V
DD