Owner's manual

AT27LV520
7
Programming Waveforms
Notes: 1. The Input Timing Reference is 0.8V for V
IL
and 2.0V for V
IH
.
2. t
OE
and t
DFP
are characteristics of the device but must be accommodated by the programmer.
DC Programming Characteristics
T
A
= 25 ± 5°C, V
CC
= 6.5 ± 0.25V, OE/V
PP
= 13.0 ± 0.25V
Symbol Parameter Test Conditions
Limits
UnitsMin Max
I
LI
Input Load Current V
IN
= V
IL
, V
IH
±10 µA
V
IL
Input Low Level -0.6 0.8 V
V
IH
Input High Level 2.0 V
CC
+ 1.0 V
V
OL
Output Low Voltage I
OL
= 2.1 mA 0.4 V
V
OH
Output High Voltage I
OH
= -400 µA 2.4 V
I
CC2
V
CC
Supply Current (Program and Verify) 25 mA
I
PP2
OE/V
PP
Current ALE = V
IH
25 mA
VCC
OE/VPP
ALE
AD7 - AD0
A15 - A8
6.5V
5.0V
13V
V
IH
VIL
VIH
VIL
VIH
VIL
VIH
VIL
tVCS
tOES
tPRT
tLP
tALE
ADDR
tLAS tLAH
tAS
DATA IN
tPW
tOEH
tVR
tDHtDS
ADDR
tALE
tLAHtLAS
DATA OUT
tOE tDFP
tAH
ADDRESS STABLE
PROGRAM READ (VERIFY)