AT89LP6440-20JU vs AT89LP6440-20MU

Product Attributes

Part Number AT89LP6440-20JU AT89LP6440-20MU
Manufacturer Microchip Technology Microchip Technology
Category Embedded - Microcontrollers Embedded - Microcontrollers
AT89LP6440-20JU AT89LP6440-20MU
Product Status Active Active
Core Processor 8051 8051
Core Size 8-Bit 8-Bit
Speed 20MHz 20MHz
Connectivity I²C, SPI, UART/USART I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 38 38
Program Memory Size 64KB (64K x 8) 64KB (64K x 8)
Program Memory Type Flash Flash
EEPROM Size 8K x 8 8K x 8
RAM Size 4.25K x 8 4.25K x 8
Voltage - Supply (Vcc/Vdd) 2.4V ~ 3.6V 2.4V ~ 3.6V
Data Converters A/D 8x10b A/D 8x10b
Oscillator Type Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount
Package / Case 44-LCC (J-Lead) 44-VFQFN Exposed Pad
Supplier Device Package 44-PLCC (16.6x16.6) 44-VQFN (7x7)