Microchip, 8bit 8051, AT89LP Microcontroller, 20MHz, 8 kB Flash, 40-Pin PDIP

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RS Stock No.:
177-1688
Mfr. Part No.:
AT89LP52-20PU
Brand:
Microchip
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Brand

Microchip

Family Name

AT89LP

Package Type

PDIP

Mounting Type

Through Hole

Pin Count

40

Device Core

8051

Data Bus Width

8bit

Program Memory Size

8 kB

Maximum Frequency

20MHz

RAM Size

256 B

Number of SPI Channels

1

Number of UART Channels

1

Typical Operating Supply Voltage

5.5 (Maximum) V

Length

53.2mm

Instruction Set Architecture

8051

Dimensions

53.2 x 14.73 x 4.95mm

Minimum Operating Temperature

-40 °C

Program Memory Type

Flash

Maximum Operating Temperature

+85 °C

Width

14.73mm

Height

4.95mm

COO (Country of Origin):
TW
Single-cycle microcontroller with 8KB ISP flash, 12-clock compatibility mode, 256 bytes flash data memory, 256 bytes RAM, three timers, UART, WDT, up to 36 I/Os, and an internal RC oscillator.

100% software and timing compatibility with AT89S52, meaning no changes to existing software, including fetching from external ROM or read/write from/to external RAM.Disable compatibility mode to achieve on average 9 times more throughput at the same current consumption and frequency as AT89S52, or lower the clock frequency 9 times and achieve the same speed as AT89S52 but with more than 5 times less current consumption.Save even more power and the cost of the quartz crystal altogether by using the internal 1.8432 MHz RC oscillator, which is Vcc and temperature compensated well enough to ensure proper UART serial communications.

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