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8051 MCU Products

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Product Buy Status Documents 5K Pricing CPU Type Architecture Program Memory Size (KB) SRAM (Bytes) Emulated EEPROM in Flash Pin count Max CPU Speed (MHz) Peripheral Pin Select / Pin Muxing Internal Oscillator Number of Comparators Number of Op Amps ADC Input Max ADC Resolution (Bits) ADC with Computation Number of DACs Max DAC Resolution (Bits) Internal Voltage Reference (Bandgap) Zero Cross detect Slope Compensation / Programmable Ramp Generator Data Signal Modulator Max 8-Bit Digital Timers Max 16-Bit Digital Timers Signal Measurement Timer Hardware Limit Timer Max PWM outputs (including complementary) PWM Max Resolution (Bits) Angular Timer Math Accelerator UART SPI I2C Number of USB Modules Class B Support CRC Configurable Logic Cell (CLC/CCL) Complementary Waveform Generator / Complementary Output Generator Numerically Controlled Oscillator Programmable Switched Mode Controller Cap. Touch Channels Segmented LCD Temp Range Min Temp Range Max Operation Voltage Min (V) Operation Voltage Max (V) High Voltage Capable Packages
AT80C51RD2 In Production $0.98 8-bit 8051 MCU 8 0 1 0 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 44/PLCC, 40/PDIP
AT89C2051 In Production $0.69 8-bit 8051 MCU 8 2 0 0 20 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 -55 125 2.7 6 No 20/SOIC, 20/PDIP
AT89C4051 In Production $0.73 8-bit 8051 MCU 8 4 0 0 20 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.7 6 No 20/SOIC, 20/PDIP
AT89C51IC2 In Production $4.03 8-bit 8051 MCU 8 32 1 0 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 44/PLCC
AT89C51RB2 In Production $3.44 8-bit 8051 MCU 8 16 1 0 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 44/PLCC, 40/PDIP
AT89C51RC In Production $1.39 8-bit 8051 MCU 8 32 0 0 44 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 4 6 No 44/TQFP, 44/PLCC, 40/PDIP
AT89C51RC2 In Production $3.93 8-bit 8051 MCU 8 32 1 0 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 44/PLCC, 40/PDIP
AT89C51RD2 In Production $4.13 8-bit 8051 MCU 8 64 2 0 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 64/LQFP, 44/PLCC
AT89C55WD In Production $1.39 8-bit 8051 MCU 8 20 0 0 44 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 4 6 No 44/TQFP, 44/PLCC, 40/PDIP
AT89LP2052 In Production $0.99 8-bit 8051 MCU 8 2 0 0 20 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 20/TSSOP, 20/SOIC, 20/PDIP
AT89LP213 In Production $0.96 8-bit 8051 MCU 8 2 0 0 14 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 0 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 14/TSSOP, 14/PDIP
AT89LP214 In Production $0.96 8-bit 8051 MCU 8 2 0 0 14 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5 No 14/TSSOP, 14/PDIP
AT89LP216 In Production $0.97 8-bit 8051 MCU 8 2 0 0 16 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 16/SOIC
AT89LP4052 In Production $1.11 8-bit 8051 MCU 8 4 0 0 20 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 20/TSSOP, 20/SOIC, 20/PDIP
AT89LP51IC2 In Production $2.38 8-bit 8051 MCU 8 32 1 0 44 20 No No 0 0 7 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/LQFP, 44/VQFN, 44/PLCC
AT89LP51RB2 In Production $1.94 8-bit 8051 MCU 8 0 1 0 44 20 No No 0 0 7 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/LQFP, 44/TQFP, 44/VQFN,
44/PLCC
AT89LP51RC2 In Production $2.03 8-bit 8051 MCU 8 32 1 0 44 20 No No 0 0 7 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/LQFP, 44/TQFP, 44/VQFN,
44/PLCC
AT89LP51RD2 In Production $2.57 8-bit 8051 MCU 8 64 2 0 44 20 No No 0 0 7 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/LQFP, 44/TQFP, 44/VQFN,
44/PLCC, 40/PDIP
AT89LS51 In Production $1.03 8-bit 8051 MCU 8 4 0 0 44 16 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.7 4 No 44/TQFP, 44/PLCC, 40/PDIP
AT89LS52 In Production $1.12 8-bit 8051 MCU 8 8 0 0 44 16 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.7 4 No 44/TQFP, 44/PLCC, 40/PDIP
AT89S2051 In Production $1.26 8-bit 8051 MCU 8 2 0 0 20 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 20/SOIC, 20/PDIP
AT89S4051 In Production $1.08 8-bit 8051 MCU 8 4 0 0 20 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 20/SOIC, 20/PDIP
AT89S51 In Production $1.03 8-bit 8051 MCU 8 4 0 0 44 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 4 5.5 No 44/TQFP, 44/PLCC, 40/PDIP
AT89S52 In Production $1.11 8-bit 8051 MCU 8 8 0 0 44 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 4 5.5 No 44/TQFP, 44/PLCC, 40/PDIP
AT89C5130A-M In Production $3.09 8-bit 8051 MCU 8 16 1 1024 64 48 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 1 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 52/PLCC, 32/VQFN, 64/LQFP
AT89C5131A-L In Production $3.91 8-bit 8051 MCU 8 32 1 1024 64 48 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 1 No No 0 0 0 0 0 0 0 0 3 3.6 No 52/PLCC, 64/LQFP, 28/SOIC
AT89C5131A-M In Production $3.81 8-bit 8051 MCU 8 32 1 1024 64 48 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 1 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 52/PLCC, 32/VQFN, 64/LQFP
AT89LP828 In Production $1.43 8-bit 8051 MCU 8 8 0 1024 32 25 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 32/TQFP, 28/SPDIP
AT89C5115 In Production $4.42 8-bit 8051 MCU 8 16 0 2048 32 40 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 3 5.5 No 32/LQFP, 28/PLCC, 28/SOIC
AT89C51AC2 In Production $4.72 8-bit 8051 MCU 8 32 1 2048 44 40 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 3 5.5 No 44/LQFP, 44/PLCC
AT89C51AC3 In Production $4.91 8-bit 8051 MCU 8 64 2 2048 64 60 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 3 5.5 No 44/LQFP, 52/PLCC, 64/LQFP,
44/PLCC
AT89C51CC01 In Production $4.58 8-bit 8051 MCU 8 32 1 2048 44 40 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 3 5.5 No 44/LQFP, 44/PLCC
AT89C51CC02 In Production $4.12 8-bit 8051 MCU 8 16 0 2048 32 40 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 -40 85 3 5.5 No 32/LQFP, 28/PLCC, 28/SOIC
AT89C51CC03 In Production $5.39 8-bit 8051 MCU 8 64 2 2048 64 40 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 3 5.5 No 44/LQFP, 52/PLCC, 64/LQFP,
44/PLCC
AT89C51ED2 In Production $4.72 8-bit 8051 MCU 8 64 2 2048 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 64/LQFP, 44/PLCC,
68/PLCC
AT89C51ID2 In Production $5.80 8-bit 8051 MCU 8 64 2 2048 44 60 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/LQFP, 44/PLCC
AT89S8253 In Production $1.30 8-bit 8051 MCU 8 12 0 2048 44 24 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.7 5.5 No 44/TQFP, 44/PLCC, 40/PDIP
AT83EB5114 In Production Call for pricing 8-bit 8051 MCU 8 0 0 256 20 40 No No 0 0 6 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 0 0 0 0 No No 0 0 0 0 0 0 0 0 3 3.6 No Please call for package information
AT89EB5114 In Production Call for pricing 8-bit 8051 MCU 8 4 0 256 20 40 No No 0 0 6 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 0 0 0 0 No No 0 0 0 0 0 0 0 0 3 3.6 No Please call for package information
AT89LP51 In Production $0.55 8-bit 8051 MCU 8 4 0 256 44 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/TQFP, 44/VQFN, 44/PLCC,
40/PDIP
AT89LP52 In Production $0.62 8-bit 8051 MCU 8 8 0 256 44 20 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 0 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/TQFP, 44/VQFN, 44/PLCC,
40/PDIP
AT89LP51ED2 In Production $2.83 8-bit 8051 MCU 8 64 2 4096 44 20 No No 0 0 7 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/LQFP, 44/TQFP, 44/VQFN,
44/PLCC, 40/PDIP
AT89LP51ID2 In Production $3.04 8-bit 8051 MCU 8 64 2 4096 44 20 No No 0 0 7 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 44/LQFP, 44/TQFP, 44/VQFN,
44/PLCC
AT83C5134 In Production Call for pricing 8-bit 8051 MCU 8 0 1 512 32 32 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 1 No No 0 0 0 0 0 0 0 0 2.7 3.6 No Please call for package information
AT83C5135 In Production Call for pricing 8-bit 8051 MCU 8 0 1 512 32 32 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 1 No No 0 0 0 0 0 0 0 0 2.7 3.6 No Please call for package information
AT83C5136 In Production Call for pricing 8-bit 8051 MCU 8 0 1 512 64 32 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 1 No No 0 0 0 0 0 0 0 0 2.7 3.6 No Please call for package information
AT89LP428 In Production $1.34 8-bit 8051 MCU 8 4 0 512 32 25 No No 0 0 0 0 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 0 0 No No 0 0 0 0 0 0 0 0 2.4 5.5 No 32/TQFP, 28/SPDIP
AT89LP3240 In Production $2.22 8-bit 8051 MCU 8 32 4 8192 44 20 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 3.6 No 44/TQFP, 44/VQFN, 44/PLCC,
40/PDIP
AT89LP6440 In Production $2.57 8-bit 8051 MCU 8 64 4 8192 44 20 No No 0 0 8 10 No 0 0 No No 0 0 0 0 0 0 0 0 No No 1 1 1 0 No No 0 0 0 0 0 0 0 0 2.4 3.6 No 44/TQFP, 44/VQFN, 44/PLCC,
40/PDIP
5K pricing is for budgetary use only, shown in United States dollars. The prices are representative and do not reflect final pricing. Contact your local Microchip sales representative or distributor for volume and / or discount pricing.

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Status
Documents
5K Pricing
CPU Type
Architecture
Program Memory Size (KB)
SRAM (Bytes)
Emulated EEPROM in Flash
Pin count
Max CPU Speed (MHz)
Peripheral Pin Select / Pin Muxing
Internal Oscillator
Number of Comparators
Number of Op Amps
ADC Input
Max ADC Resolution (Bits)
ADC with Computation
Number of DACs
Max DAC Resolution (Bits)
Internal Voltage Reference (Bandgap)
Zero Cross detect
Slope Compensation / Programmable Ramp Generator
Data Signal Modulator
Max 8-Bit Digital Timers
Max 16-Bit Digital Timers
Signal Measurement Timer
Hardware Limit Timer
Max PWM outputs (including complementary)
PWM Max Resolution (Bits)
Angular Timer
Math Accelerator
UART
SPI
I2C
Number of USB Modules
Class B Support
CRC
Configurable Logic Cell (CLC/CCL)
Complementary Waveform Generator / Complementary Output Generator
Numerically Controlled Oscillator
Programmable Switched Mode Controller
Cap. Touch Channels
Segmented LCD
Temp Range Min
Temp Range Max
Operation Voltage Min (V)
Operation Voltage Max (V)
High Voltage Capable
Packages