Electrical circuitry providing compatibility between different l

Details Electrical circuitry providing compatibility between different l Electrical circuitry providing compatibility between different l

1989-12-22

1991-09-03

Miller, Stanley D.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

307443, 307542, 307451, 307473, H03K 19092, H03K 19094, H03K 19003, H03K 19086

Patent

active

050457306

ABSTRACT:
Electrical circuitry providing a compatible interface between ECL logic level of -1.6 and -0.8 volts and CMOS logic levels of 0 and +5 volts. Voltage sources of -3.7 and +1.3 volts are provided for supplying operating voltages to the CMOS circuitry in order to set the threshold voltage CMOS inverters at -1.2 volts, the threshold voltage of ECL logic circuits.

REFERENCES:
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patent: 4656375 (1987-04-01), Lauffer
patent: 4704549 (1987-11-01), Sanwo
patent: 4849660 (1989-07-01), Hayashi
patent: 4888500 (1989-12-01), Nicollini et al.
patent: 4890016 (1989-12-01), Tanaka
patent: 4890019 (1989-12-01), Hoyte
patent: 4900954 (1990-02-01), Franz et al.
patent: 4912347 (1990-03-01), Morris
patent: 4943741 (1990-07-01), Estrada et al.

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