Lead-Free / RoHS 3 Compliant / REACH Compliant Accepts SOIC Narrow and Wide packages (300mil and 600mil) of 4 to 28 pins and SOP packages of 4 to 28 pins. Has through holes for two 14 pin 0.1" pitch headers spaced 0.7" apart. Pins not included, sold separately. Fits standard breadboards. Board dimensions are 20.32mm x 35.56mm (0.8" x 1.4"). PCB construction: FR-4 UL94V-0. PCB operating temperature range: -40C to +130C. PCB reflow maximum temperature: +260C. Accepts SOIC28W, SOIC28N, TSSOP28.