AT89C55WD-24JL vs AT89C55WD-24AJ feature comparison

AT89C55WD-24JL Atmel Corporation

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AT89C55WD-24AJ Atmel Corporation

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Pbfree Code Yes Yes
Rohs Code Yes Yes
Part Life Cycle Code Transferred Obsolete
Ihs Manufacturer ATMEL CORP ATMEL CORP
Part Package Code LPCC QFP
Package Description QCCJ, TQFP,
Pin Count 44 44
Reach Compliance Code compliant compliant
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
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-PQCC-J44 S-PQFP-G44
JESD-609 Code e3 e3
Length 16.586 mm 10 mm
Moisture Sensitivity Level 2 3
Number of I/O Lines 32 32
Number of Terminals 44 44
On Chip Program ROM Width 8 8
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
PWM Channels NO NO
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code QCCJ TQFP
Package Shape SQUARE SQUARE
Package Style CHIP CARRIER FLATPACK, THIN PROFILE
Qualification Status Not Qualified Not Qualified
RAM (bytes) 256 256
ROM (words) 20480 20480
ROM Programmability FLASH FLASH
Seated Height-Max 4.572 mm 1.2 mm
Speed 24 MHz 24 MHz
Supply Voltage-Max 5.5 V 5.5 V
Supply Voltage-Min 4 V 5 V
Supply Voltage-Nom 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Finish MATTE TIN MATTE TIN
Terminal Form J BEND GULL WING
Terminal Pitch 1.27 mm 0.8 mm
Terminal Position QUAD QUAD
Width 16.586 mm 10 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 2 1

Compare AT89C55WD-24JL with alternatives

Compare AT89C55WD-24AJ with alternatives