Packaging Information Mechanical Dimensions TSSOP-20 Unit: mm(inch) 6.400(0.252) 6.600(0.260) 1.450(0.057) 0.000(0.000) Dp 1.550(0.061) 0.100(0.004) BTM E-MARK 4.300(0.169) 4.500(0.177) 6.200(0.244) 6.600(0.260) 0.750(0.030) Dp 0.000(0.000) 0.100(0.004) 0.850(0.033) #1 PIN INDEX 0.650(0.026)TYP 0.900(0.035) 1.050(0.041) 0.340(0.013) 0.540(0.021) 1.200(0.047) MAX 0.100(0.004) 0.190(0.007) 0.050(0.002) 0.150(0.006) 4- 10° 14° TOP & BOTTOM 0.200(0.008)MIN 0.200(0.008) 0.280(0.011) R0.090(0.004)MIN R0.090(0.004)MIN 0.250(0.010)TYP 0° 8° 0.450(0.018) 0.750(0.030) Rev. 1.1 Aug. 2006 1.000(0.039) REF www.bcdsemi.com 1 Packaging Information TSSOP-20 Rev. 1.1 Aug. 2006 www.bcdsemi.com 2