AT28C256-25JLT/R
vs
FM28C256-250/B
feature comparison
All Stats
Differences Only
Pbfree Code
Rohs Code
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
ATMEL CORP
SEEQ TECHNOLOGY INC
Part Package Code
QFJ
Package Description
QCCJ,
DFP, FL28,.4
Pin Count
32
Reach Compliance Code
compliant
unknown
ECCN Code
EAR99
3A001.A.2.C
HTS Code
8542.32.00.51
8542.32.00.51
Access Time-Max
250 ns
250 ns
Additional Feature
AUTOMATIC WRITE
10000 ERASE/PROGRAM CYCLES; DATA RETENTION > 10 YEARS
JESD-30 Code
R-PQCC-J32
R-CDFP-F28
JESD-609 Code
e3
e0
Length
13.97 mm
Memory Density
262144 bit
262144 bit
Memory IC Type
EEPROM
EEPROM
Memory Width
8
8
Moisture Sensitivity Level
2
Number of Functions
1
1
Number of Terminals
32
28
Number of Words
32768 words
32768 words
Number of Words Code
32000
32000
Operating Mode
ASYNCHRONOUS
ASYNCHRONOUS
Operating Temperature-Max
70 °C
125 °C
Operating Temperature-Min
-55 °C
Organization
32KX8
32KX8
Output Characteristics
3-STATE
3-STATE
Package Body Material
PLASTIC/EPOXY
CERAMIC, METAL-SEALED COFIRED
Package Code
QCCJ
DFP
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
CHIP CARRIER
FLATPACK
Parallel/Serial
PARALLEL
PARALLEL
Programming Voltage
5 V
5 V
Qualification Status
Not Qualified
Not Qualified
Screening Level
38535Q/M;38534H;883B
38535Q/M;38534H;883B
Seated Height-Max
3.55 mm
Supply Current-Max
0.05 mA
0.06 mA
Supply Voltage-Max (Vsup)
5.5 V
5.5 V
Supply Voltage-Min (Vsup)
4.5 V
4.5 V
Supply Voltage-Nom (Vsup)
5 V
5 V
Surface Mount
YES
YES
Technology
CMOS
CMOS
Temperature Grade
COMMERCIAL
MILITARY
Terminal Finish
MATTE TIN
TIN LEAD
Terminal Form
J BEND
FLAT
Terminal Pitch
1.27 mm
1.27 mm
Terminal Position
QUAD
DUAL
Width
11.43 mm
Write Cycle Time-Max (tWC)
10 ms
Base Number Matches
1
1
Command User Interface
NO
Data Polling
YES
Data Retention Time-Min
10
Endurance
10000 Write/Erase Cycles
Package Equivalence Code
FL28,.4
Page Size
64 words
Standby Current-Max
0.00025 A
Toggle Bit
NO
Compare AT28C256-25JLT/R with alternatives
Compare FM28C256-250/B with alternatives