Microchip, 8bit 80C51, AT89C51 Microcontroller, 40MHz, 32 kB Flash, 44-Pin VQFP

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Packaging Options:
RS Stock No.:
177-3815
Mfr. Part No.:
AT89C51CC01CA-RLTUM
Manufacturer:
Microchip
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Brand

Microchip

Family Name

AT89C51

Package Type

VQFP

Mounting Type

Surface Mount

Pin Count

44

Device Core

80C51

Data Bus Width

8bit

Program Memory Size

32 kB

Maximum Frequency

40MHz

RAM Size

1 kB

Number of PWM Units

1 x 8 bit

Number of UART Channels

1

Number of CAN Channels

1

Typical Operating Supply Voltage

5.5 (Maximum) V

Pulse Width Modulation

1 (5 x 8 bit)

Minimum Operating Temperature

-40 °C

Dimensions

10.1 x 10.1 x 1.45mm

Instruction Set Architecture

C51

Width

10.1mm

Height

1.45mm

ADCs

8 x 10 bit

Number of ADC Units

1

Program Memory Type

Flash

Maximum Operating Temperature

+85 °C

Length

10.1mm

First member of the Microchip CAN family of 8-bit microcontrollers for CAN network applications. It provides 32KB of flash memory including ISP, 2KB of boot flash memory, 2KB of EEPROM, and 1.2KB of RAM. In X2 mode a maximum external clock rate of 20MHz reaches a 300ns cycle time. Special attention is paid to reducing its electro-magnetic emissions.

80C51 Core Architecture
256 Bytes of On-chip RAM
1K Bytes of On-chip XRAM
32K Bytes of On-chip Flash Memory
Data Retention: 10 Years at 85°C
Erase/Write Cycle: 100K
Boot Code Section with Independent Lock Bits
2K Bytes of On-chip Flash for Bootloader
In-System Programming by On-Chip Boot Program (CAN, UART) and IAP Capability
2K Bytes of On-chip EEPROM
Erase/Write Cycle: 100K
14-sources 4-level Interrupts
Three 16-bit Timers/Counters
Full Duplex UART Compatible 80C51
Maximum Crystal Frequency 40MHz, in X2 Mode, 20MHz (CPU Core, 20MHz)
Five Ports: 32 + 2 Digital I/O Lines
Five-channel 16-bit PCA with:
PWM (8-bit)