MC10EL31, MC100EL31Table 1. TRUTH TABLE S 1 8 VCC DS*R*CLKQ L L L Z L S H L L Z H D 2 D 7 Q X H L X H X L H X L X H H X Undef Z = LOW to HIGH Transition CLK 3 6 Q * Pins will default low when left open. R Table 2. PIN DESCRIPTIONPINFUNCTION R 4 5 VEE S ECL Set Input D ECL Data Input Figure 1. Logic Diagram and Pinout Assignment R ECL Reset Input CLK ECL Clock Input Q, Q ECL Data Outputs VCC Positive Supply VEE Negative Supply Table 3. MAXIMUM RATINGSSymbolParameterCondition 1Condition 2RatingUnit VCC PECL Mode Power Supply- VEE = 0 V 8 V VEE NECL Mode Power Supply VCC = 0 V −8 V VI PECL Mode Input Voltage VEE = 0 V VI ≤ VCC 6 V NECL Mode Input Voltage VCC = 0 V VI ≥ VEE −6 Iout Output Current Continuous 50 mA Surge 100 TA Operating Temperature Range −40 to +85 °C Tstg Storage Temperature Range −65 to +150 °C qJA Thermal Resistance (Junction-to-Ambient) 0 lfpm SOIC−8 NB 190 °C/W 500 lfpm SOIC−8 NB 130 qJC Thermal Resistance (Junction-to-Case) Standard Board SOIC−8 NB 41 to 44 °C/W Tsol Wave Solder (Pb-Free) < 2 to 3 sec @ 260°C 265 °C Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. www.onsemi.com2