TS87C51RB2-VIE vs TS87C51RB2-LIE

Product Attributes

Part Number TS87C51RB2-VIE TS87C51RB2-LIE
Manufacturer Microchip Technology Microchip Technology
Category Embedded - Microcontrollers Embedded - Microcontrollers
TS87C51RB2-VIE TS87C51RB2-LIE
Product Status Obsolete Obsolete
Core Processor 80C51 80C51
Core Size 8-Bit 8-Bit
Speed 40/30MHz 30/20MHz
Connectivity UART/USART UART/USART
Peripherals POR, PWM, WDT POR, PWM, WDT
Number of I/O 32 32
Program Memory Size 16KB (16K x 8) 16KB (16K x 8)
Program Memory Type OTP OTP
EEPROM Size - -
RAM Size 512 x 8 512 x 8
Voltage - Supply (Vcc/Vdd) 4.5V ~ 5.5V 2.7V ~ 5.5V
Data Converters - -
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-QFP 44-QFP
Supplier Device Package 44-VQFP 44-VQFP