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MC100EP142 Series

ECL 9-Bit Shift Register

Manufacturer: ON Semiconductor

Catalog

ECL 9-Bit Shift Register

Key Features

> 3 GHz Minimum Shift Frequency
9-Bit for Byte-Parity Applications
Asynchronous Master Reset
Dual Clocks
PECL Mode Operating Range: VCC= 3.0 V to 5.5 V with VEE= 0 V
NECL Mode Operating Range: VCC= 0 V with VEE= –3.0 V to –5.5 V
Open Input Default State
Safety Clamp on Inputs

Description

AI
The MC10EP/100EP142 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 D0 - D8 accept parallel input data, while S-IN accepts serial input data. The Qn outputs do not need to be terminated for the shift operation to function. To minimize noise and power, any Q output not used should be left unterminated.The SEL (Select) input pin is used to switch between the two modes of operation - SHIFT and LOAD. The shift direction is from bit 0 to bit 8. Input data is accepted by the registers a set-up time before the positive going edge of CLK0 or CLK1; shifting is also accomplished on the positive clock edge. A HIGH on the Master Reset pin (MR) asynchronously resets all the resisters to zero.The 100 Series contains temperature compensation.