SC87C51AGK44 vs AT89C51-20PI feature comparison

SC87C51AGK44 NXP Semiconductors

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AT89C51-20PI Atmel Corporation

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NXP SEMICONDUCTORS ATMEL CORP
Package Description WQCCJ, DIP, DIP40,.6
Reach Compliance Code unknown unknown
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
Boundary Scan NO
Clock Frequency-Max 16 MHz 24 MHz
DAC Channels NO NO
DMA Channels NO NO
External Data Bus Width 8 8
Format FIXED POINT
Integrated Cache NO
JESD-30 Code S-GQCC-J44 R-PDIP-T40
Length 16.51 mm 52.2 mm
Low Power Mode YES
Number of DMA Channels
Number of External Interrupts 2
Number of I/O Lines 32 32
Number of Serial I/Os 1
Number of Terminals 44 40
Number of Timers 2
On Chip Data RAM Width 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 CERAMIC, GLASS-SEALED PLASTIC/EPOXY
Package Code WQCCJ DIP
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER, WINDOW IN-LINE
Qualification Status Not Qualified Not Qualified
RAM (words) 128
ROM (words) 4096 4096
ROM Programmability UVPROM FLASH
Seated Height-Max 4.83 mm 5.59 mm
Speed 16 MHz 20 MHz
Supply Current-Max 25 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 INDUSTRIAL INDUSTRIAL
Terminal Form J BEND THROUGH-HOLE
Terminal Pitch 1.27 mm 2.54 mm
Terminal Position QUAD DUAL
Width 16.51 mm 15.24 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 1 1
Rohs Code No
Part Package Code DIP
Pin Count 40
CPU Family 8051
JESD-609 Code e0
Package Equivalence Code DIP40,.6
RAM (bytes) 128
Terminal Finish TIN LEAD

Compare SC87C51AGK44 with alternatives

Compare AT89C51-20PI with alternatives