AT89LP6440-20MU

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Microchip Technology

SINGLE-CYCLE 8051, 64K ISP FLASH,7X7 MLF 44 VQFN 7X7X1MM TRAY ROHS COMPLIANT: YES

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AT89LP6440-20MU

Active

Microchip Technology

SINGLE-CYCLE 8051, 64K ISP FLASH,7X7 MLF 44 VQFN 7X7X1MM TRAY ROHS COMPLIANT: YES

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Description Specifications Series Pricing CAD Documents

Description

General part information

AT89LP6440 Series

Single-cycle microcontroller with 64KB ISP flash. It includes 8192 bytes flash data memory, 4352 bytes RAM, PWM, UART, TWI, SPI, up to 38 I/Os, 10-bit A/D, an internal RC oscillator, and on-chip debug.

Key Features:

* 100% compatible with 80C51 instruction set, with on average 9 times more throughput than standard 12-clock 8051s, up to 1 MIPs per MHz.

Technical Specifications

Parameters and characteristics for this part

Specification	AT89LP6440-20MU

A/D Channels	8 count
A/D Resolution (bits)	10 bit
Connectivity	USART, UART, SPI, I2C
Core Processor	8051
Core Size (Bit Width)	8 Bit
EEPROM Size (Depth)	8 K
EEPROM Size (Width)	8 bit
Mounting Type	Surface Mount
Number of I/O	38
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Oscillator Type	Internal
Package / Case	44-VFQFN Exposed Pad
Package Length	7 mm
Package Name	44-VQFN
Package Width	7 mm
Peripherals	WDT, PWM, Brown-out Detect, POR, Reset
Program Memory Depth	64 K
Program Memory Size	64 KB
Program Memory Type	FLASH
Program Memory Width	8 bit
RAM Size Depth	4.25 K
RAM Size Width	8 bit
Speed	20 MHz
Voltage - Supply (Vcc/Vdd) Maximum	3.6 V
Voltage - Supply (Vcc/Vdd) Minimum	2.4 V

AT89LP6440 Series

Part	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Mounting Type	Package / Case	A/D Channels	A/D Resolution (bits)	EEPROM Size (Width)	EEPROM Size (Depth)	Operating Temperature (Max)	Operating Temperature (Min)	Program Memory Type	Package Width	Package Name	Package Length	Number of I/O	Core Processor	Oscillator Type	RAM Size Width	RAM Size Depth	Program Memory Depth	Program Memory Width	Program Memory Size	Core Size (Bit Width)	Speed	Connectivity	Peripherals
Microchip Technology AT89LP6440-20JU	2.4 V	3.6 V	Surface Mount	44-LCC (J-Lead)	8 count	10 bit	8 bit	8 K	85 °C	-40 °C	FLASH	16.6 mm	44-PLCC	16.6 mm	38	8051	Internal	8 bit	4.25 K	64 K	8 bit	64 KB	8 Bit	20 MHz	I2C SPI UART USART	Brown-out Detect POR PWM Reset WDT
Microchip Technology AT89LP6440-20MU	2.4 V	3.6 V	Surface Mount	44-VFQFN Exposed Pad	8 count	10 bit	8 bit	8 K	85 °C	-40 °C	FLASH	7 mm	44-VQFN	7 mm	38	8051	Internal	8 bit	4.25 K	64 K	8 bit	64 KB	8 Bit	20 MHz	I2C SPI UART USART	Brown-out Detect POR PWM Reset WDT
Microchip Technology AT89LP6440-20PU	2.4 V	3.6 V	Through Hole		8 count	10 bit	8 bit	8 K	85 °C	-40 °C	FLASH	15.24 mm	40-DIP 40-PDIP	0.6 in	38	8051	Internal	8 bit	4.25 K	64 K	8 bit	64 KB	8 Bit	20 MHz	I2C SPI UART USART	Brown-out Detect POR PWM Reset WDT
Microchip Technology AT89LP6440-20AU	2.4 V	3.6 V	Surface Mount	44-TQFP	8 count	10 bit	8 bit	8 K	85 °C	-40 °C	FLASH	10 mm	44‑TQFP	10 mm	38	8051	Internal	8 bit	4.25 K	64 K	8 bit	64 KB	8 Bit	20 MHz	I2C SPI UART USART	Brown-out Detect POR PWM Reset WDT

Pricing

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CAD

3D models and CAD resources for this part

Documents

Technical documentation and resources

Migrating from AT89S52 to AT89LP52

Program Examples for 8051 Timers

Program Examples for 8051 UART

AT89LP ADC Implementation

Analyzing the Behavior of an Oscillator and Ensuring Good Start-up

AT89LP3240/6440 - Complete Datasheet

AT89LP6440-20MU | Datasheet