WS57C49B-70DMB
vs
AT27HC642R-70DI
feature comparison
All Stats
Differences Only
Rohs Code
No
No
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
WAFERSCALE INTEGRATION INC
ATMEL CORP
Reach Compliance Code
unknown
unknown
ECCN Code
3A001.A.2.C
EAR99
HTS Code
8542.32.00.61
8542.32.00.61
Access Time-Max
70 ns
70 ns
I/O Type
COMMON
COMMON
JESD-30 Code
R-GDIP-T24
R-GDIP-T24
JESD-609 Code
e0
e0
Memory Density
65536 bit
65536 bit
Memory IC Type
UVPROM
UVPROM
Memory Width
8
8
Number of Functions
1
1
Number of Terminals
24
24
Number of Words
8192 words
8192 words
Number of Words Code
8000
8000
Operating Mode
ASYNCHRONOUS
ASYNCHRONOUS
Operating Temperature-Max
125 °C
85 °C
Operating Temperature-Min
-55 °C
-40 °C
Organization
8KX8
8KX8
Output Characteristics
3-STATE
3-STATE
Package Body Material
CERAMIC, GLASS-SEALED
CERAMIC, GLASS-SEALED
Package Code
DIP
WDIP
Package Equivalence Code
DIP24,.6
DIP24,.3
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
IN-LINE
IN-LINE, WINDOW
Parallel/Serial
PARALLEL
PARALLEL
Qualification Status
Not Qualified
Not Qualified
Screening Level
38535Q/M;38534H;883B
Standby Current-Max
0.035 A
0.03 A
Supply Current-Max
0.083 mA
0.045 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
NO
NO
Technology
CMOS
CMOS
Temperature Grade
MILITARY
INDUSTRIAL
Terminal Finish
TIN LEAD
TIN LEAD
Terminal Form
THROUGH-HOLE
THROUGH-HOLE
Terminal Pitch
2.54 mm
2.54 mm
Terminal Position
DUAL
DUAL
Base Number Matches
1
1
Pbfree Code
No
Part Package Code
DIP
Package Description
WDIP, DIP24,.3
Pin Count
24
Length
32 mm
Seated Height-Max
5.08 mm
Width
7.62 mm
Compare WS57C49B-70DMB with alternatives
Compare AT27HC642R-70DI with alternatives