N83C251SB vs TD83C51FB feature comparison

N83C251SB Intel Corporation

Buy Now Datasheet

TD83C51FB Intel Corporation

Buy Now Datasheet
Rohs Code No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer INTEL CORP INTEL CORP
Part Package Code LCC DIP
Package Description PLASTIC, LCC-44 CERDIP-40
Pin Count 44 40
Reach Compliance Code compliant compliant
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
CPU Family 80251 8051
Clock Frequency-Max 12 MHz 12 MHz
DAC Channels NO NO
DMA Channels NO NO
External Data Bus Width 8 8
JESD-30 Code S-PQCC-J44 R-GDIP-T40
JESD-609 Code e0
Length 16.5862 mm 52.325 mm
Number of I/O Lines 32 32
Number of Terminals 44 40
On Chip Program ROM Width 8 8
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
PWM Channels YES YES
Package Body Material PLASTIC/EPOXY CERAMIC, GLASS-SEALED
Package Code QCCJ DIP
Package Equivalence Code LDCC44,.7SQ DIP40,.6
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER IN-LINE
Qualification Status Not Qualified Not Qualified
RAM (bytes) 1024 256
ROM (words) 16384 16384
ROM Programmability MROM MROM
Seated Height-Max 4.57 mm 5.72 mm
Speed 12 MHz 12 MHz
Supply Current-Max 80 mA 30 mA
Supply Voltage-Max 5.5 V 6 V
Supply Voltage-Min 5 V 5 V
Supply Voltage-Nom 5 V 5 V
Surface Mount YES NO
Technology CMOS CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Finish TIN LEAD
Terminal Form J BEND THROUGH-HOLE
Terminal Pitch 1.27 mm 2.54 mm
Terminal Position QUAD DUAL
Width 16.5862 mm 15.24 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 1 1
Additional Feature BOOLEAN PROCESSOR; ON-CIRCUIT EMULATION
Boundary Scan NO
Format FIXED POINT
Integrated Cache NO
Low Power Mode YES
Number of DMA Channels
Number of External Interrupts 2
Number of Serial I/Os 1
Number of Timers 3
On Chip Data RAM Width 8
RAM (words) 256

Compare N83C251SB with alternatives

Compare TD83C51FB with alternatives