Premier Farnell
8bit mcu, 32k flash, 5v, tqfp64; series:atmega; memory size, flash:32kb; eeprom size:1kb; memory size, ram:2kb; i/o lines, no. of:53; adc inputs, no. of:8; timers, no. of:3; pwm channels, no of:4; frequency, clock:16mhz; interface type:jtag, spi, usart; voltage, supply min:2.7v; voltage, supply max:5.5v; termination type:smd; case style:tqfp; pins, no. of:64; temperature, operating range:-40°c to +85°c; temp, op. max:85°c; temp, op. min:-40°c; base number:325; bits, no. of:8; bits, number in timer:16; bits, number in adc:10; ic generic number:325; inputs, no. of:53; interrupts, external no. of:17; logic function number:325; memory size:32k; memory size, program memory:32kb; memory type:flash; oscillator type:rc oscillator; outputs, no. of:53; packaging type:peel pack
http://grh.premierfarnell.com/grh.aspx?mid=1000082&sku=ATMEG... Newark
8bit mcu, 32k flash, 5v, tqfp64; series:atmega; memory size, flash:32kb; eeprom size:1kb; memory size, ram:2kb; i/o lines, no. of:53; adc inputs, no. of:8; timers, no. of:3; pwm channels, no of:4; frequency, clock:16mhz; interface ;rohs compliant: yes
http://www.newark.com/jsp/search/productdetail.jsp?SKU=23M50... 
