CQ28C256-350
vs
X28C256D-35
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
SEEQ TECHNOLOGY INC
XICOR INC
Package Description
,
HERMETIC SEALED, CERDIP-28
Reach Compliance Code
unknown
unknown
ECCN Code
EAR99
HTS Code
8542.32.00.51
Access Time-Max
350 ns
350 ns
Additional Feature
AUTOMATIC WRITE;PAGE WRITE
JESD-30 Code
R-CDIP-T28
R-GDIP-T28
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
70 °C
Operating Temperature-Min
Organization
32KX8
32KX8
Package Body Material
CERAMIC, METAL-SEALED COFIRED
CERAMIC, GLASS-SEALED
Package Code
DIP
DIP
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
IN-LINE
IN-LINE
Parallel/Serial
PARALLEL
PARALLEL
Programming Voltage
5 V
5 V
Qualification Status
Not Qualified
Not Qualified
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
NO
NO
Technology
CMOS
CMOS
Temperature Grade
COMMERCIAL
COMMERCIAL
Terminal Form
THROUGH-HOLE
THROUGH-HOLE
Terminal Position
DUAL
DUAL
Base Number Matches
1
1
Rohs Code
Command User Interface
NO
Data Polling
YES
Endurance
100000 Write/Erase Cycles
JESD-609 Code
e0
Length
37.15 mm
Output Characteristics
3-STATE
Package Equivalence Code
DIP28,.6
Page Size
64 words
Screening Level
MIL-STD-883
Seated Height-Max
5.9 mm
Standby Current-Max
0.0005 A
Supply Current-Max
0.06 mA
Terminal Finish
TIN LEAD
Terminal Pitch
2.54 mm
Toggle Bit
YES
Width
15.24 mm
Write Cycle Time-Max (tWC)
10 ms
Compare CQ28C256-350 with alternatives
Compare X28C256D-35 with alternatives