AT28HC256F-90SU Atmel, AT28HC256F-90SU Datasheet - Page 13

• Manufacturer Part Number: AT28HC256F-90SU
• Description: IC EEPROM 256KBIT 90NS 28SOIC
• Manufacturer: Atmel

Specifications of AT28HC256F-90SU

• 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: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Density: 256Kb
• Interface Type: Parallel
• Organization: 32Kx8
• Access Time (max): 90ns
• Write Protection: Yes
• Data Retention: 10Year
• Operating Supply Voltage (typ): 5V
• Package Type: SOIC
• Operating Temp Range: -40C to 85C
• Supply Current: 80mA
• 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

27. Ordering Information
27.1
27.1.1
0007N–PEEPR–9/09
28D6
28F
32L
28U
Blank
E
F
t
(ns)
120
ACC
90
Military Dual Marked Package
AT28HC256
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
I
CC
(mA)
Standby
0.3
0.3
Ordering Code
AT28HC256-90DM/883
5962-88634 03 XX
AT28HC256-90FM/883
5962-88634 03 ZX
AT28HC256-90LM/883
5962-88634 03 YX
AT28HC256-90UM/883
5962-88634 03 UX
AT28HC256-12DM/883
5962-88634 01 XX
AT28HC256-12FM/883
5962-88634 01 ZX
AT28HC256-12LM/883
5962-88634 01 YX
AT28HC256-12UM/883
5962-88634 01 UX
Package Type
Options
Package
28D6
28D6
28U
28U
28F
28F
32L
32L
Class B, Fully Compliant
Operation Range
(-55° C to 125° C)
AT28HC256
Military/883C
13