W29C022-90B
vs
AT29C020-90PC
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
WINBOND ELECTRONICS CORP
ATMEL CORP
Part Package Code
DIP
DIP
Package Description
0.600 INCH, PLASTIC, DIP-32
0.600 INCH, PLASTIC, DIP-32
Pin Count
32
32
Reach Compliance Code
unknown
unknown
ECCN Code
EAR99
EAR99
HTS Code
8542.32.00.51
8542.32.00.51
Access Time-Max
90 ns
90 ns
Boot Block
BOTTOM/TOP
BOTTOM/TOP
JESD-30 Code
R-PDIP-T32
R-PDIP-T32
Length
41.91 mm
42.037 mm
Memory Density
2097152 bit
2097152 bit
Memory IC Type
FLASH
FLASH
Memory Width
8
8
Number of Functions
1
1
Number of Terminals
32
32
Number of Words
262144 words
262144 words
Number of Words Code
256000
256000
Operating Mode
ASYNCHRONOUS
ASYNCHRONOUS
Operating Temperature-Max
70 °C
70 °C
Operating Temperature-Min
Organization
256KX8
256KX8
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
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
Seated Height-Max
5.33 mm
4.826 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
NO
NO
Technology
CMOS
CMOS
Temperature Grade
COMMERCIAL
COMMERCIAL
Terminal Form
THROUGH-HOLE
THROUGH-HOLE
Terminal Pitch
2.54 mm
2.54 mm
Terminal Position
DUAL
DUAL
Type
NOR TYPE
NOR TYPE
Width
15.24 mm
15.24 mm
Write Cycle Time-Max (tWC)
10 ms
10 ms
Base Number Matches
1
1
Rohs Code
Command User Interface
NO
Data Polling
YES
JESD-609 Code
e0
Number of Sectors/Size
1K
Output Characteristics
3-STATE
Package Equivalence Code
DIP32,.6
Sector Size
256
Standby Current-Max
0.0001 A
Supply Current-Max
0.04 mA
Terminal Finish
TIN LEAD
Toggle Bit
YES
Compare W29C022-90B with alternatives
Compare AT29C020-90PC with alternatives