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AT89C55WD-24JL

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AT89C55WD-24JL

Microcontroller, 8-Bit, FLASH, 24MHz, CMOS, PQCC44

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology's AT89C55WD-24JL is an 8-bit microcontroller featuring 20KB of FLASH program memory and 256 bytes of RAM. This CMOS device operates at a maximum clock frequency of 24MHz and supports an external data bus width of 8 bits with a 16-bit address bus. It offers 32 general-purpose I/O lines and is housed in a 44-terminal J-bend PQCC package suitable for surface mounting. The operating temperature range is 0°C to 70°C, with a supply voltage range of 4.0V to 5.5V. Applications for this component are found in industrial automation and consumer electronics.

Additional Information

Series: AT89C55RoHS Status: RoHS CompliantManufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:
Technical Details:
Length16.5860
Speed24.00000000
Width16.5860
TechnologyCMOS
ADC_ChannelsNo
Address_Bus_Width16
Bit_Size8
Boundary_ScanNo
Clock_Frequency_Max24.0000000000000000
DAC_ChannelsNo
DMA_ChannelsNo
External_Data_Bus_Width8
JESD_30_CodeS-PQCC-J44
Number_of_I_O_Lines32
Number_of_Terminals44
Operating_Temperature_Max70.0000
Operating_Temperature_Min0.0000
Package_Body_MaterialPLASTIC/EPOXY
Package_CodeQCCJ
Package_ShapeSquare
Package_StyleCHIP CARRIER
Program_Memory_Size20480
Program_Memory_TypeFLASH
Program_Memory_Width8
PWM_ChannelsNo
Seated_Height_Max4.5720
Supply_Voltage_Max5.5000
Supply_Voltage_Min4.0000
Supply_Voltage_Nom5.0000
Surface_MountYes
Terminal_FormJ BEND
Terminal_Pitch1.270
Terminal_PositionQUAD
uPs_uCs_Peripheral_ICs_TypeMicrocontroller

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