Premier Farnell
8bit mcu, 128k flash, usb, waffle45; series:at90; memory size, flash:128kb; memory size, ram:8kb; no of i/o lines:48; no. of adc inputs:8; timers, no. of:4; pwm channels, no of:10; clock frequency:16mhz; interface type:jtag, spi, usart; voltage, supply min:2.7v; voltage, supply max:5.5v; termination type:smd; case style:tqfp; no. of pins:64; operating temperature range:-40°c to +85°c; temp, op. max:85°c; temp, op. min:-40°c; base number:90; bits, number in timer:16; bits, number in adc:10; ic generic number:90; logic function number:90; memory size:128k; memory size, program memory:128kb; memory type:flash; no. of bits:8; no. of inputs:48; no. of outputs:48; oscillator type:rc oscillator; packaging type:tube
http://grh.premierfarnell.com/grh.aspx?mid=1000082&sku=AT90U... 
