Premier Farnell
12bit adc, ref osc, smd, 2s1200; resolution, bits:12bit; sampling rate:1000rps; no. of channels:1; input type:differential; interface type:parallel, serial; voltage, supply min:4.75v; voltage, supply max:5.25v; termination type:smd; case style:lqfp; no. of pins:44; operating temperature range:-40°c to +125°c; base number:2; ic generic number:2s1200; linearity error, adc/dac +:0.3lsb; linearity error, adc/dac -:0.3lsb; no. of bits:12; packaging type:peel pack; temp, op. max:125°c; temp, op. min:-40°c; voltage, vcc:7v
http://grh.premierfarnell.com/grh.aspx?mid=1000059&sku=AD2S1... 
