Datasheets
AT89C55WD-33AU by:

Microcontroller, 8-Bit, FLASH, 8051 CPU, 33MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44

Part Details for AT89C55WD-33AU by Atmel Corporation

Overview of AT89C55WD-33AU by Atmel Corporation

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Part Details for AT89C55WD-33AU

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AT89C55WD-33AU Part Data Attributes

AT89C55WD-33AU Atmel Corporation
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AT89C55WD-33AU Atmel Corporation Microcontroller, 8-Bit, FLASH, 8051 CPU, 33MHz, CMOS, PQFP44, 10 X 10 MM, 1 MM HEIGHT, 0.80 MM PITCH, GREEN, PLASTIC, MS-026ACB, TQFP-44
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer ATMEL CORP
Part Package Code QFP
Package Description TQFP, TQFP44,.47SQ,32
Pin Count 44
Reach Compliance Code compliant
ECCN Code 3A991.A.2
HTS Code 8542.31.00.01
Has ADC NO
Address Bus Width 16
Bit Size 8
CPU Family 8051
Clock Frequency-Max 33 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width 8
JESD-30 Code S-PQFP-G44
Length 10 mm
Number of I/O Lines 32
Number of Terminals 44
On Chip Program ROM Width 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
PWM Channels NO
Package Body Material PLASTIC/EPOXY
Package Code TQFP
Package Equivalence Code TQFP44,.47SQ,32
Package Shape SQUARE
Package Style FLATPACK, THIN PROFILE
Qualification Status Not Qualified
RAM (bytes) 256
ROM (words) 20480
ROM Programmability FLASH
Seated Height-Max 1.2 mm
Speed 33 MHz
Supply Current-Max 25 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Form GULL WING
Terminal Pitch 0.8 mm
Terminal Position QUAD
Width 10 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER

Alternate Parts for AT89C55WD-33AU

This table gives cross-reference parts and alternative options found for AT89C55WD-33AU. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of AT89C55WD-33AU, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
AT89C55-12AI Microcontroller, 8-Bit, FLASH, 8051 CPU, 20MHz, CMOS, PQFP44, 1 MM HEIGHT, PLASTIC, TQFP-44 Atmel Corporation AT89C55WD-33AU vs AT89C55-12AI
AT89C55-12PI Microcontroller, 8-Bit, FLASH, 8051 CPU, 16MHz, CMOS, PDIP40, 0.600 INCH, PLASTIC, DIP-40 Atmel Corporation AT89C55WD-33AU vs AT89C55-12PI
AT89C55-24AI Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PQFP44, 1 MM HEIGHT, PLASTIC, MS-026ACB, TQFP-44 Atmel Corporation AT89C55WD-33AU vs AT89C55-24AI
AT89C55-12PA Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDIP40, 0.600 INCH, PLASTIC, DIP-40 Atmel Corporation AT89C55WD-33AU vs AT89C55-12PA
AT89C55-33QC Microcontroller, 8-Bit, FLASH, 8051 CPU, 33MHz, CMOS, PQFP44, PLASTIC, MS-022AB, QFP-44 Atmel Corporation AT89C55WD-33AU vs AT89C55-33QC
AT89C55-16PA Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDIP40, 0.600 INCH, PLASTIC, DIP-40 Atmel Corporation AT89C55WD-33AU vs AT89C55-16PA
AT89C55-24QC Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PQFP44, PLASTIC, MS-022AB, QFP-44 Atmel Corporation AT89C55WD-33AU vs AT89C55-24QC
AT89C55-12JI Microcontroller, 8-Bit, FLASH, 8051 CPU, 25MHz, CMOS, PQCC44, PLASTIC, MS-047AC, LCC-44 Atmel Corporation AT89C55WD-33AU vs AT89C55-12JI
AT89C55-24PI Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PDIP40, 0.600 INCH, PLASTIC, DIP-40 Atmel Corporation AT89C55WD-33AU vs AT89C55-24PI
AT89C55-12AC Microcontroller, 8-Bit, FLASH, 8051 CPU, 25MHz, CMOS, PQFP44, 1 MM HEIGHT, PLASTIC, TQFP-44 Atmel Corporation AT89C55WD-33AU vs AT89C55-12AC

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