X28C256F-20T1
vs
AT28C256E-20FM/883
feature comparison
Part Life Cycle Code |
Obsolete
|
Active
|
Ihs Manufacturer |
XICOR INC
|
MICROCHIP TECHNOLOGY INC
|
Package Description |
DFP,
|
CERAMIC, FP-28
|
Reach Compliance Code |
unknown
|
compliant
|
Access Time-Max |
200 ns
|
200 ns
|
Additional Feature |
100000 ENDURANCE WRITE CYCLES; 100 YEARS DATA RETENTION
|
AUTOMATIC WRITE
|
Data Retention Time-Min |
100
|
10
|
Endurance |
100000 Write/Erase Cycles
|
100000 Write/Erase Cycles
|
JESD-30 Code |
R-CDFP-F28
|
R-CDFP-F28
|
Length |
18.288 mm
|
18.285 mm
|
Memory Density |
262144 bit
|
262144 bit
|
Memory IC Type |
EEPROM
|
EEPROM
|
Memory Width |
8
|
8
|
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 |
CERAMIC, METAL-SEALED COFIRED
|
CERAMIC, METAL-SEALED COFIRED
|
Package Code |
DFP
|
DFP
|
Package Shape |
RECTANGULAR
|
RECTANGULAR
|
Package Style |
FLATPACK
|
FLATPACK
|
Parallel/Serial |
PARALLEL
|
PARALLEL
|
Programming Voltage |
5 V
|
5 V
|
Qualification Status |
Not Qualified
|
Not Qualified
|
Seated Height-Max |
3.3 mm
|
3.02 mm
|
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 Form |
FLAT
|
FLAT
|
Terminal Pitch |
1.27 mm
|
1.27 mm
|
Terminal Position |
DUAL
|
DUAL
|
Write Cycle Time-Max (tWC) |
10 ms
|
10 ms
|
Base Number Matches |
1
|
2
|
Pbfree Code |
|
No
|
Rohs Code |
|
No
|
Command User Interface |
|
NO
|
Data Polling |
|
YES
|
JESD-609 Code |
|
e0
|
Moisture Sensitivity Level |
|
1
|
Number of Ports |
|
1
|
Package Equivalence Code |
|
FL28,.4
|
Page Size |
|
64 words
|
Peak Reflow Temperature (Cel) |
|
NOT SPECIFIED
|
Screening Level |
|
MIL-STD-883 Class B
|
Standby Current-Max |
|
0.0003 A
|
Supply Current-Max |
|
0.05 mA
|
Terminal Finish |
|
Tin/Lead (Sn/Pb)
|
Time@Peak Reflow Temperature-Max (s) |
|
NOT SPECIFIED
|
Toggle Bit |
|
YES
|
Width |
|
10.16 mm
|
|
|
|
Compare X28C256F-20T1 with alternatives
Compare AT28C256E-20FM/883 with alternatives