AT89C52-20JI vs AT89C52-12JC feature comparison

AT89C52-20JI Atmel Corporation

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AT89C52-12JC 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 LPCC LPCC
Package Description QCCJ, LCC44,.65SQ PLASTIC, MS-018AC, LCC-44
Pin Count 44 44
Reach Compliance Code unknown unknown
HTS Code 8542.31.00.01 8542.31.00.01
Samacsys Manufacturer Microchip Microchip
Has ADC NO NO
Address Bus Width 16 16
Bit Size 8 8
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-PQCC-J44 S-PQCC-J44
JESD-609 Code e0 e0
Length 16.5862 mm 16.5862 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 QCCJ QCCJ
Package Equivalence Code LCC44,.65SQ LCC44,.65SQ
Package Shape SQUARE SQUARE
Package Style CHIP CARRIER CHIP CARRIER
Qualification Status Not Qualified Not Qualified
RAM (bytes) 256 256
ROM (words) 8192 8192
ROM Programmability FLASH FLASH
Seated Height-Max 4.57 mm 4.57 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 (Sn/Pb)
Terminal Form J BEND J BEND
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD QUAD
Width 16.5862 mm 16.5862 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER MICROCONTROLLER
Base Number Matches 1 1
Peak Reflow Temperature (Cel) 225
Supply Current-Max 25 mA
Time@Peak Reflow Temperature-Max (s) 30

Compare AT89C52-20JI with alternatives

Compare AT89C52-12JC with alternatives