AT89C52-20AI vs AT89C52-12QC feature comparison

AT89C52-20AI Atmel Corporation

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AT89C52-12QC 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 QFP QFP
Package Description TQFP, TQFP44,.47SQ,32 QFP, QFP44,.5SQ,32
Pin Count 44 44
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 NO
CPU Family 8051 8051
Clock Frequency-Max 24 MHz 24 MHz
DAC Channels NO NO
DMA Channels NO NO
External Data Bus Width 8 8
JESD-30 Code S-PQFP-G44 S-PQFP-G44
JESD-609 Code e0 e0
Length 10 mm 10 mm
Number of I/O Lines 32 32
Number of Terminals 44 44
On Chip Program ROM Width 8 8
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
PWM Channels NO NO
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code TQFP QFP
Package Equivalence Code TQFP44,.47SQ,32 QFP44,.5SQ,32
Package Shape SQUARE SQUARE
Package Style FLATPACK, THIN PROFILE FLATPACK
Qualification Status Not Qualified Not Qualified
RAM (bytes) 256 256
ROM (words) 8192 8192
ROM Programmability FLASH FLASH
Seated Height-Max 1.2 mm 2.45 mm
Speed 20 MHz 12 MHz
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 COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form GULL WING GULL WING
Terminal Pitch 0.8 mm 0.8 mm
Terminal Position QUAD QUAD
Width 10 mm 10 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 1 1
Supply Current-Max 25 mA

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Compare AT89C52-12QC with alternatives