LS87C51RA
vs
MSM80C51-JS
feature comparison
All Stats
Differences Only
Part Life Cycle Code
Obsolete
Obsolete
Ihs Manufacturer
INTEL CORP
OKI ELECTRIC INDUSTRY CO LTD
Part Package Code
QFP
LCC
Package Description
QFP-44
0.650 INCH, PLASTIC, LCC-44
Pin Count
44
44
Reach Compliance Code
compliant
unknown
HTS Code
8542.31.00.01
8542.31.00.01
Has ADC
NO
NO
Additional Feature
ON-CIRCUIT EMULATION
I/O EXPANSION MODE; BOOLEAN PROCESSOR; EMULATION HARDWARE
Address Bus Width
16
16
Bit Size
8
8
Boundary Scan
NO
NO
CPU Family
8051
Clock Frequency-Max
12 MHz
12 MHz
DAC Channels
NO
NO
DMA Channels
NO
NO
External Data Bus Width
8
8
Format
FIXED POINT
FIXED POINT
Integrated Cache
NO
NO
JESD-30 Code
S-PQFP-G44
S-PQCC-J44
Length
10 mm
16.59 mm
Low Power Mode
YES
YES
Number of DMA Channels
Number of External Interrupts
2
2
Number of I/O Lines
32
32
Number of Serial I/Os
1
1
Number of Terminals
44
44
Number of Timers
3
2
On Chip Data RAM Width
8
8
On Chip Program ROM Width
8
8
Operating Temperature-Max
85 °C
85 °C
Operating Temperature-Min
-40 °C
-40 °C
PWM Channels
NO
NO
Package Body Material
PLASTIC/EPOXY
PLASTIC/EPOXY
Package Code
QFP
QCCJ
Package Equivalence Code
QFP44,.5SQ,32
Package Shape
SQUARE
SQUARE
Package Style
FLATPACK
CHIP CARRIER
Qualification Status
Not Qualified
Not Qualified
RAM (bytes)
512
RAM (words)
512
128
ROM (words)
8192
4096
ROM Programmability
OTPROM
MROM
Seated Height-Max
2.35 mm
4.6 mm
Speed
12 MHz
12 MHz
Supply Current-Max
30 mA
20 mA
Supply Voltage-Max
6 V
6 V
Supply Voltage-Min
5 V
5 V
Supply Voltage-Nom
5 V
5 V
Surface Mount
YES
YES
Technology
CMOS
CMOS
Temperature Grade
INDUSTRIAL
INDUSTRIAL
Terminal Form
GULL WING
J BEND
Terminal Pitch
0.8 mm
1.27 mm
Terminal Position
QUAD
QUAD
Width
10 mm
16.59 mm
uPs/uCs/Peripheral ICs Type
MICROCONTROLLER
MICROCONTROLLER
Base Number Matches
1
1
Compare LS87C51RA with alternatives
Compare MSM80C51-JS with alternatives