AT28HC256-90LM/883 Atmel, AT28HC256-90LM/883 Datasheet - Page 8
AT28HC256-90LM/883
Manufacturer Part Number
AT28HC256-90LM/883
Description
IC EEPROM 256KBIT 90NS 32LCC
Manufacturer
Atmel
Specifications of AT28HC256-90LM/883
Format - Memory
EEPROMs - Parallel
Memory Type
EEPROM
Memory Size
256K (32K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Package / Case
32-LCC
Density
256Kb
Interface Type
Parallel
Organization
32Kx8
Access Time (max)
90ns
Write Protection
Yes
Data Retention
10Year
Operating Supply Voltage (typ)
5V
Operating Temp Range
-55C to 125C
Supply Current
80mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Military
Mounting
Surface Mount
Pin Count
32
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT28HC256-90LM883
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT28HC256-90LM/883
Manufacturer:
a
Quantity:
2
Company:
Part Number:
AT28HC256-90LM/883C
Manufacturer:
AT
Quantity:
32
Company:
Part Number:
AT28HC256-90LM/883C 5962-8863403YA*
Manufacturer:
ATMEL
Quantity:
10
14. AC Write Characteristics
Note:
15. AC Write Waveforms
15.1
15.2
8
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
DV
, t
, t
OES
OEH
1. NR = No Restriction.
WE Controlled
CE Controlled
AT28HC256
Parameter
Address, OE Setup Time
Address Hold Time
Chip Select Setup Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Setup Time
Data, OE Hold Time
Time to Data Valid
NR
Min
100
50
50
0
0
0
0
(1)
Max
0007N–PEEPR–9/09
Units
ns
ns
ns
ns
ns
ns
ns