AT28C64B-25PC Atmel, AT28C64B-25PC Datasheet - Page 4

• Manufacturer Part Number: AT28C64B-25PC
• Manufacturer: Atmel

Specifications of AT28C64B-25PC

• Density: 64Kb
• Interface Type: Parallel
• Organization: 8Kx8
• Access Time (max): 250ns
• Write Protection: Yes
• Data Retention: 10Year
• Operating Supply Voltage (typ): 5V
• Package Type: PDIP
• Operating Temp Range: 0C to 70C
• Supply Current: 40mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 28
• Lead Free Status / Rohs Status: Not Compliant

DC and AC Operating Range
Operating Modes
Notes:
DC Characteristics
4
Operating
Temperature (Case)
V
Mode
Read
Write
Standby/Write Inhibit
Write Inhibit
Write Inhibit
Output Disable
Chip Erase
Symbol
I
I
I
I
I
V
V
V
V
LI
LO
SB1
SB2
CC
CC
IL
IH
OL
OH
Power Supply
(2)
1. X can be V
2. Refer to the “AC Write Waveforms” diagrams in this datasheet.
3. V
H
Parameter
Input Load Current
Output Leakage Current
V
V
V
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
= 12.0V
CC
CC
CC
Active Current
Standby Current CMOS
Standby Current TTL
IL
±
or V
0.5V.
AT28C64B
Com.
Ind.
IH
.
Condition
V
V
CE = V
CE = 2.0V to V
f = 5 MHz; I
I
I
OL
OH
IN
I/O
AT28C64B-15
-40°C - 85°C
= 2.1 mA
= -400 µA
= 0V to V
= 0V to V
0°C - 70°C
5V ± 10%
CC
CE
V
V
V
V
X
X
X
IH
IL
IL
IL
- 0.3V to V
OUT
CC
CC
CC
= 0 mA
+ 1V
+ 1V
CC
+ 1V
V
OE
V
V
Com., Ind.
V
X
V
X
H
IH
IH
IL
(1)
IL
(3)
AT28C64B-20
-40°C - 85°C
0°C - 70°C
5V ± 10%
Min
2.0
2.4
WE
V
V
V
V
X
X
X
IH
IL
IH
IL
Max
0.40
100
0.8
10
10
40
2
AT28C64B-25
-40°C - 85°C
0°C - 70°C
5V ± 10%
High Z
High Z
High Z
D
D
I/O
OUT
IN
Units
mA
mA
µA
µA
µA
V
V
V
V