AT28C256E-15SU Atmel, AT28C256E-15SU Datasheet - Page 9

IC EEPROM 256KBIT 150NS 28SOIC

AT28C256E-15SU

Manufacturer Part Number
AT28C256E-15SU
Description
IC EEPROM 256KBIT 150NS 28SOIC
Manufacturer
Atmel
Datasheets

Specifications of AT28C256E-15SU

Format - Memory
EEPROMs - Parallel
Memory Type
EEPROM
Memory Size
256K (32K x 8)
Speed
150ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC (7.5mm Width)
Density
256Kb
Interface Type
Parallel
Organization
32Kx8
Access Time (max)
150ns
Write Protection
Yes
Data Retention
10Year
Operating Supply Voltage (typ)
5V
Package Type
SOIC
Operating Temp Range
-40C to 85C
Supply Current
50mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
28
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT28C256E-15SU
Manufacturer:
Atmel
Quantity:
135
Part Number:
AT28C256E-15SU
Manufacturer:
ATMEL
Quantity:
200
Part Number:
AT28C256E-15SU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
16. Page Mode Characteristics
17. Page Mode Write Waveforms
Notes:
18. Chip Erase Waveforms
0006M–PEEPR–12/09
Symbol
t
t
t
t
t
t
t
t
WC
AS
AH
DS
DH
WP
BLC
WPH
1. A6 through A14 must specify the same page address during each high to low transition of WE (or CE).
2. OE must be high only when WE and CE are both low.
Parameter
Write Cycle Time (option available)
Address Setup Time
Address Hold Time
Data Setup Time
Data Hold Time
Write Pulse Width
Byte Load Cycle Time
Write Pulse Width High
t
t
V
S
W
H
= t
= 10 msec (min.)
= 12.0V ± 0.5V
H
= 5 µsec (min.)
(1)(2)
AT28C256
AT28C256F
Min
100
50
50
50
0
0
Max
150
10
3
AT28C256
Units
ms
ms
ns
ns
ns
ns
ns
µs
ns
9

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