AT89C51-20PI vs SC87C51AGA44 feature comparison

AT89C51-20PI Atmel Corporation

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SC87C51AGA44 Philips Semiconductors

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Rohs Code No No
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer ATMEL CORP PHILIPS SEMICONDUCTORS
Part Package Code DIP
Package Description DIP, DIP40,.6
Pin Count 40
Reach Compliance Code unknown unknown
HTS Code 8542.31.00.01 8542.31.00.01
Has ADC NO
Address Bus Width 16
Bit Size 8 8
CPU Family 8051 8051
Clock Frequency-Max 24 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width 8
JESD-30 Code R-PDIP-T40 S-PQCC-J44
JESD-609 Code e0 e0
Length 52.2 mm
Number of I/O Lines 32
Number of Terminals 40 44
On Chip Program ROM Width 8
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
PWM Channels NO
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP QCCJ
Package Equivalence Code DIP40,.6 LDCC44,.7SQ
Package Shape RECTANGULAR SQUARE
Package Style IN-LINE CHIP CARRIER
Qualification Status Not Qualified Not Qualified
RAM (bytes) 128 128
ROM (words) 4096 4096
ROM Programmability FLASH UVPROM
Seated Height-Max 5.59 mm
Speed 20 MHz 16 MHz
Supply Voltage-Max 6 V
Supply Voltage-Min 5 V
Supply Voltage-Nom 5 V 5 V
Surface Mount NO YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish TIN LEAD Tin/Lead (Sn/Pb)
Terminal Form THROUGH-HOLE J BEND
Terminal Pitch 2.54 mm 1.27 mm
Terminal Position DUAL QUAD
Width 15.24 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER
Base Number Matches 1 3
Supply Current-Max 24.8 mA

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