MC10E142FNG ON Semiconductor

MC10E142, MC100E142 5V ECL 9-Bit Shift Register Description The MC10E/100E142 is a 9-bit shift register, designed with byte-parity applications in mind. The E142 performs serial/parallel in and serial/parallel out, shifting in one direction. The nine inputs MC10E142, MC100E142 SEL D D D D V Q S-IN 8 7 6 5 CCO 8 1 Q Q 0 D D 0 0 25 24 23 22 21 20 19 MR 26 18 Q 7 1 Q Q 1 D CLK1 27 17 Q 6 D 0 1 CLK2 28 16 V C Q Q 1 2 D D 1 0 V 2 15 EE Q 5 MC10E142/MC100E142 S-IN V 2 14 C 1 Q Q 3 D 0 D 3 D 3 13 0 Q 4 D 1 4 12 Q 3 56 7 8 9 10 11 D D D V Q Q Q Q Q 1 8 2 3 4 CCO 0 1 2 D D 0 8 * All V and V pins are tied together on the die. CC CCO SEL Warning: All V , Vf , and V pins must be externally CC CCO EE connected to Power Supply to guarantee proper operation. CLK1 CLK2 Figure 1. Pinout: PLCC28 (Top View) MR Figure 2. Logic Diagram Table 1. PIN DESCRIPTION Pin Function D D ECL Parallel Data Inputs 0 8 Table 2. FUNCTIONS S-IN ECL Serial Data Input SEL Mode SEL ECL Mode Select Input L Load H Shift CLK1, CLK2 ECL Clock Inputs MR ECL Master Reset Q Q ECL Data Outputs 0 8 V , V Positive Supply* CC CCO V Negative Supply EE *From V pin to each V pin is an internal 100 resistor. CC CCO