AT89C51-24PC vs AT89C51-16PA feature comparison

AT89C51-24PC Atmel Corporation

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AT89C51-16PA Atmel Corporation

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code DIP DIP
Package Description 0.600 INCH, PLASTIC, DIP-40 DIP, DIP40,.6
Pin Count 40 40
Reach Compliance Code unknown compliant
HTS Code 8542.31.00.01 8542.31.00.01
Factory Lead Time 4 Weeks
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
Boundary Scan NO
CPU Family 8051 8051
Clock Frequency-Max 24 MHz 16 MHz
DAC Channels NO NO
DMA Channels NO NO
External Data Bus Width 8 8
JESD-30 Code R-PDIP-T40 R-PDIP-T40
JESD-609 Code e0 e0
Length 52.2 mm 52.2 mm
Number of I/O Lines 32 32
Number of Terminals 40 40
On Chip Program ROM Width 8 8
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -40 °C
PWM Channels NO NO
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP44,.6 DIP40,.6
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Qualification Status Not Qualified Not Qualified
RAM (bytes) 128 128
ROM (words) 4096 4096
ROM Programmability FLASH FLASH
Seated Height-Max 5.59 mm 5.59 mm
Speed 24 MHz 16 MHz
Supply Voltage-Max 6 V 6 V
Supply Voltage-Min 5 V 4 V
Supply Voltage-Nom 5 V 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade COMMERCIAL AUTOMOTIVE
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 15.24 mm 15.24 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 1 1

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