AT28C256-20TLT/R
vs
FT28C256E-20UMB
feature comparison
All Stats
Differences Only
Pbfree Code
Rohs Code
Part Life Cycle Code
Obsolete
Active
Ihs Manufacturer
ATMEL CORP
FORCE TECHNOLOGIES LTD
Part Package Code
TSOP
PGA
Package Description
TSOP1,
PGA,
Pin Count
28
28
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
200 ns
200 ns
Additional Feature
AUTOMATIC WRITE
JESD-30 Code
R-PDSO-G28
R-CPGA-P28
JESD-609 Code
e3
Length
11.8 mm
16.51 mm
Memory Density
262144 bit
262144 bit
Memory IC Type
EEPROM
EEPROM
Memory Width
8
8
Moisture Sensitivity Level
3
Number of Functions
1
1
Number of Terminals
28
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
Package Body Material
PLASTIC/EPOXY
CERAMIC, METAL-SEALED COFIRED
Package Code
TSOP1
PGA
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
SMALL OUTLINE, THIN PROFILE
GRID ARRAY
Parallel/Serial
PARALLEL
PARALLEL
Programming Voltage
5 V
5 V
Qualification Status
Not Qualified
Not Qualified
Screening Level
38535Q/M;38534H;883B
Seated Height-Max
1.2 mm
4.4 mm
Supply Current-Max
0.05 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
NO
Technology
CMOS
CMOS
Temperature Grade
COMMERCIAL
MILITARY
Terminal Finish
MATTE TIN
Terminal Form
GULL WING
PIN/PEG
Terminal Pitch
0.55 mm
2.54 mm
Terminal Position
DUAL
PERPENDICULAR
Width
8 mm
13.97 mm
Write Cycle Time-Max (tWC)
10 ms
10 ms
Base Number Matches
1
1
Compare AT28C256-20TLT/R with alternatives
Compare FT28C256E-20UMB with alternatives