AT28HC256-90UM/883 Atmel, AT28HC256-90UM/883 Datasheet - Page 14
![IC EEPROM 256KBIT 90NS 28PGA](/photos/7/27/72787/28u-pga_sml.jpg)
AT28HC256-90UM/883
Manufacturer Part Number
AT28HC256-90UM/883
Description
IC EEPROM 256KBIT 90NS 28PGA
Manufacturer
Atmel
Datasheet
1.AT28HC256-12JU.pdf
(24 pages)
Specifications of AT28HC256-90UM/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
28-PGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT28HC256-90UM883
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
27.1.2
Note:
27.1.3
14
28D6
28F
32L
28U
Blank
E
F
t
(ns)
t
(ns)
120
120
ACC
ACC
90
90
1. No dual marking for this device.
AT28HC256
AT28HC256E
AT28HC256F
Active
Active
28-lead, 0.600" Wide, Non-windowed, Ceramic Dual Inline Package (Cerdip)
28-lead, Non-windowed, Ceramic Bottom-brazed Flat Package (Flatpack)
32-pad, Non-windowed, Ceramic Leadless Chip Carrier (LCC)
28-pin, Ceramic Pin Grid Array (PGA)
Standard Device: Endurance = 10K Write Cycles; Write Time = 10 ms
High Endurance Option: Endurance = 100K Write Cycles
Fast Write Option: Write Time = 3 ms
80
80
80
80
I
I
CC
CC
(mA)
(mA)
(1)
Standby
Standby
0.3
0.3
0.3
0.3
Ordering Code
AT28HC256E-90DM/883
AT28HC256E-90FM/883
AT28HC256E-90LM/883
AT28HC256E-90UM/883
AT28HC256E-12DM/883
AT28HC256E-12FM/883
AT28HC256E-12LM/883
AT28HC256E-12UM/883
Ordering Code
AT28HC256F-90DM/883
5962-88634 04 XX
AT28HC256F-90FM/883
5962-88634 04 ZX
AT28HC256F-90LM/883
5962-88634 04 YX
AT28HC256F-90UM/883
5962-88634 04 UX
AT28HC256F-12DM/883
5962-88634 02 XX
AT28HC256F-12FM/883
5962-88634 02 ZX
AT28HC256F-12LM/883
5962-88634 02 YX
AT28HC256F-12UM/883
5962-88634 02 UX
Package Type
Options
Package
Package
28D6
28D6
28D6
28D6
28U
28U
28U
28U
28F
28F
28F
28F
32L
32L
32L
32L
Class B, Fully Compliant
Class B, Fully Compliant
Operation Range
Operation Range
(-55° C to 125° C)
(-55° C to 125° C)
Military/883C
Military/883C
0007N–PEEPR–9/09