UPD424256GX-80
vs
MT4C4256RG-8L
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
NEC ELECTRONICS AMERICA INC
MICRON TECHNOLOGY INC
Package Description
PLASTIC, TSOP1-24/20
TSOP2-R,
Reach Compliance Code
unknown
unknown
ECCN Code
EAR99
EAR99
HTS Code
8542.32.00.02
8542.32.00.02
Access Mode
FAST PAGE
FAST PAGE
Access Time-Max
80 ns
80 ns
Additional Feature
RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH
RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH
JESD-30 Code
R-PDSO-G20
R-PDSO-G20
Length
14.4 mm
17.14 mm
Memory Density
1048576 bit
1048576 bit
Memory IC Type
FAST PAGE DRAM
FAST PAGE DRAM
Memory Width
4
4
Number of Functions
1
1
Number of Ports
1
1
Number of Terminals
20
20
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
256KX4
256KX4
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
TSOP1
TSOP2-R
Package Shape
RECTANGULAR
RECTANGULAR
Package Style
SMALL OUTLINE, THIN PROFILE
SMALL OUTLINE, THIN PROFILE
Qualification Status
Not Qualified
Not Qualified
Refresh Cycles
512
512
Seated Height-Max
1.1 mm
1.2 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
YES
YES
Technology
CMOS
CMOS
Temperature Grade
COMMERCIAL
COMMERCIAL
Terminal Form
GULL WING
GULL WING
Terminal Pitch
0.5 mm
1.27 mm
Terminal Position
DUAL
DUAL
Width
6 mm
7.62 mm
Base Number Matches
1
1
Part Package Code
TSOP
Pin Count
20
JESD-609 Code
e0
Output Characteristics
3-STATE
Terminal Finish
TIN LEAD
Compare UPD424256GX-80 with alternatives
Compare MT4C4256RG-8L with alternatives