X28HC256SMB-12
vs
X88257SM
feature comparison
| Rohs Code |
No
|
No
|
| Part Life Cycle Code |
Transferred
|
Obsolete
|
| Ihs Manufacturer |
XICOR INC
|
XICOR INC
|
| Package Description |
SOP, SOP28,.45
|
SOP, SOP28,.4
|
| Reach Compliance Code |
unknown
|
unknown
|
| Access Time-Max |
120 ns
|
120 ns
|
| Additional Feature |
100000 ENDURANCE WRITE CYCLES; 100 YEARS DATA RETENTION
|
10000 ENDURANCE WRITE CYCLES; 100 YEARS DATA RETENTION; SOFTWARE DATA PROTECTION
|
| Command User Interface |
NO
|
NO
|
| Data Polling |
YES
|
NO
|
| Data Retention Time-Min |
100
|
100
|
| Endurance |
1000000 Write/Erase Cycles
|
10000 Write/Erase Cycles
|
| JESD-30 Code |
R-PDSO-G28
|
R-PDSO-G28
|
| JESD-609 Code |
e0
|
e0
|
| Length |
17.9 mm
|
17.9 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 |
125 °C
|
125 °C
|
| Operating Temperature-Min |
-55 °C
|
-55 °C
|
| Organization |
32KX8
|
32KX8
|
| Package Body Material |
PLASTIC/EPOXY
|
PLASTIC/EPOXY
|
| Package Code |
SOP
|
SOP
|
| Package Equivalence Code |
SOP28,.45
|
SOP28,.4
|
| Package Shape |
RECTANGULAR
|
RECTANGULAR
|
| Package Style |
SMALL OUTLINE
|
SMALL OUTLINE
|
| Page Size |
128 words
|
128 words
|
| 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 |
2.65 mm
|
2.65 mm
|
| Standby Current-Max |
0.0005 A
|
0.0005 A
|
| Supply Current-Max |
0.06 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 |
MILITARY
|
MILITARY
|
| Terminal Finish |
Tin/Lead (Sn/Pb)
|
TIN LEAD
|
| Terminal Form |
GULL WING
|
GULL WING
|
| Terminal Pitch |
1.27 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
DUAL
|
| Toggle Bit |
YES
|
YES
|
| Width |
7.5 mm
|
7.5 mm
|
| Write Cycle Time-Max (tWC) |
5 ms
|
|
| Base Number Matches |
2
|
1
|
| Output Characteristics |
|
3-STATE
|
|
|
|
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