HM51258P-8
vs
AM90C255-08PCB
feature comparison
All Stats
Differences Only
Rohs Code
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
HITACHI LTD
ADVANCED MICRO DEVICES INC
Part Package Code
DIP
DIP
Package Description
DIP, DIP16,.3
DIP, DIP16,.3
Pin Count
16
16
Reach Compliance Code
unknown
unknown
ECCN Code
EAR99
EAR99
HTS Code
8542.32.00.02
8542.32.00.02
Access Mode
STATIC COLUMN
NIBBLE
Access Time-Max
85 ns
80 ns
Additional Feature
RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH
RAS ONLY REFRESH
I/O Type
SEPARATE
SEPARATE
JESD-30 Code
R-PDIP-T16
R-PDIP-T16
JESD-609 Code
e0
e0
Length
19.2 mm
Memory Density
262144 bit
262144 bit
Memory IC Type
STATIC COLUMN DRAM
NIBBLE MODE DRAM
Memory Width
1
1
Number of Functions
1
1
Number of Ports
1
1
Number of Terminals
16
16
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
256KX1
256KX1
Output Characteristics
3-STATE
3-STATE
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
DIP
DIP
Package Equivalence Code
DIP16,.3
DIP16,.3
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
IN-LINE
IN-LINE
Qualification Status
Not Qualified
Not Qualified
Refresh Cycles
256
256
Seated Height-Max
5.08 mm
5.08 mm
Standby Current-Max
0.002 A
Supply Current-Max
0.07 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
COMMERCIAL
COMMERCIAL
Terminal Finish
TIN LEAD
TIN LEAD
Terminal Form
THROUGH-HOLE
THROUGH-HOLE
Terminal Pitch
2.54 mm
2.54 mm
Terminal Position
DUAL
DUAL
Width
7.62 mm
7.62 mm
Base Number Matches
1
1
Pbfree Code
Compare HM51258P-8 with alternatives
Compare AM90C255-08PCB with alternatives