AT28C256-15UM/883 Atmel, AT28C256-15UM/883 Datasheet - Page 8

IC EEPROM 256KBIT 150NS 28PGA

AT28C256-15UM/883

Manufacturer Part Number
AT28C256-15UM/883
Description
IC EEPROM 256KBIT 150NS 28PGA
Manufacturer
Atmel
Datasheet

Specifications of AT28C256-15UM/883

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
-55°C ~ 125°C
Package / Case
28-PGA
Organization
32 K x 8
Interface Type
Parallel
Access Time
150 ns
Output Enable Access Time
70 ns
Supply Voltage (max)
5 V
Supply Voltage (min)
4.5 V
Maximum Operating Current
50 mA
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 55 C
Operating Supply Voltage
2.7 V, 3.6 V
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT28C256-15UM/883
Manufacturer:
ATMEL
Quantity:
56
Part Number:
AT28C256-15UM/883C
Manufacturer:
ATMEL
Quantity:
426
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
AT28C256
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
0006M–PEEPR–12/09
Units
ns
ns
ns
ns
ns
ns
ns

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