at27bv400 ATMEL Corporation, at27bv400 Datasheet - Page 7

• Manufacturer Part Number: at27bv400
• Description: 4-megabit 256k 512k Unregulated Battery-voltage High Speed Eprom
• Manufacturer: ATMEL Corporation

Programming Waveforms
Notes:
DC Programming Characteristics
T
A
Symbol
I
V
V
V
V
I
I
V
LI
CC2
PP2
OL
OH
= 25 ± 5°C, V
IL
IH
ID
1.
2.
3.
The Input Timing reference is 0.8V for V
t
When programming the AT27BV400, a 0.1 F capacitor is required across V
OE
Parameter
Input Load Current
Input Low Level
Input High Level
Output Low Voltage
Output High Voltage
V
V
A9 Product Identification Voltage
CC
PP
and t
CC
Supply Current
Supply Current (Program and Verify)
= 6.5 ± 0.25V, V
DFP
are characteristics of the device but must be accommodated by the programmer.
PP
(1)
= 13.0 ± 0.25V
IL
and 2.0V for V
IH
Test Conditions
V
I
I
CE = V
.
OL
OH
IN
= 2.1 mA
= -400 A
= V
IL
IL
, V
IH
PP
and ground to suppress voltage transients.
11.5
Min
-0.6
2.0
2.4
Limits
V
CC
Max
12.5
0.8
0.4
50
30
10
+ 0.5
Units
mA
mA
V
V
V
V
V
A
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