Plessey ICs

  • NJ8812 Synthesiser

    NJ8812 Synthesiser Plessey
    Frequency synthesiser with reference dividers, programmable divider, phase detector, interface for two modulud prescaler, and microprocessor compatibility
  • NJ8820 Synthesiser

    NJ8820 Frequency Synthesiser PLESSEY
    Frequency synthesiser with PROM interface, 'A' and 'M' counter, high-performance sample and hold phase detector and supply voltage of 5 Volt
  • NJ8821 Synthesiser

    NJ8821 Frequency Synthesiser PLESSEY
    Frequency synthesiser with reference oscillator, dividers and high-performance sample and hold phase detector and microprocessor interface
  • NJ88C22 Synthesiser

    NJ88C22 Synthesiser PLESSEY
    Frequency synthesiser with reference oscillator,  dividers, and high-performance sample and hold phase detector with fast lock-time
  • NJ88C30 Synthesiser

    NJ88C30 Synthesiser Plessey
    Single chip VHF PLL synthesiser with reference oscillator and divider, dual modulus prescaler, phase comparator and all the necessary logic
  • SL1521 Logarithmic Amplifier

    SL1521 Logarithmic Amplifier PLESSEY
    The SL1521 is a wideband amplifier with 12 dB of nominal gain for use in logarithmic IF at frequency up to 200MHz
  • SL201 Amplifier

    SL201 Amplifier Plessey
    High gain amplifier with feedback network, supply voltage of +12 volt, and an operating temperature point up to 140°C
  • SL301 Dual NPN Transistors

    SL301  Dual NPN Transistors PLESSEY
    The SL301 contain two PNP transistors with excellent matching parameters and a maximum collector voltage of 20 volt
  • SL521 Log Amplifier

    SL521C Wideband Amplifier
    Wideband amplifier, intended for use in successive detection logarithmic I.F. strips, operating at frequencies between 10MHz and 100MHz
  • SL523 Dual Log Amplifier

    SL523 Logarithmic Amplifier Plessey
    Wideband amplifier, intended for use in successive detection logarithmic I.F. strips, operating at frequencies between 10MHz and 100MHz
  • SL525 IF Amplifier

    SL525 IF Log Amplifier PLESSEY
    The SL525 is a wideband amplifier, intended for use in successive detection logarithmic I.F. strips, operating at frequencies from 10MHz to 60MHz
  • SL610 RF Amplifier

    SL610C RF Amplifier PLESSEY
    Integrated RF amplifiers with voltage gain up to 50, and 70 dB of AGC range; operating temperature range is from -30°C to +85°C
  • SL611 IF/RF Amplifier

    SL611C IF Amplifier
    Integrated RF amplifier with voltage of 20dB, and 50 dB of AGC range; operating temperature range is from -30°C to +85°C
  • SL612 IF Amplifier

    SL612 IF Amplifier
    Integrated RF amplifier with voltage of 20dB, and 50 dB of AGC range; operating temperature range is from -30°C to +85°C
  • SL620 AGG Generator

    SL620 Plessey
    The SL620C VOGAD (Voice Operated Gain Adjusting Device) is an AGC generator designed to work in conjunction with the SL630
  • SL621 AGC Generator

    SL621 Plessey
    The Plessey SL621 is an audio operated AGC generator, ideal for single sideband receiver, with fast attack and slow decay time
  • SL623 AGC Generator

    The SL623 is an AM detector, an AGC generator, and an SSB demodulator; features negligible distortion, fast-acting AGC and high dynamic range
  • SL6270C VOGAD

    SL6270C VOGAD Plessey
    The SL6270 is an audio amplifier with voice operated gain and a dynamic range of 50dB, fast attack time and a temperature range from -30 to 85°C
  • SL630 Audio Amplifier

    SL630C Audio Amplifier PLESSEY
    The SL630C is an audio amplifier with 40dB gain and a gain control of 60dB, and an output capability of 200mW when used with a 12V supply
  • SL640 Balanced Modulator

    SL640 Balanced Modulator Plessey
    The SL640 contains a double balanced modulator with integral output load resistor at working frequency up to 75MHz; the conversion gain is 0dB
  • SL6440 Active Mixer

    SL6440 Balanced Mixer Plessey
    The SL6440 is an active, double balanced, high-level mixer with programmable gain and +30dBm of intercept point; the maximum frequency is 150 MHz
  • SL6601 FM Receiver

    SL6601 Circuit for Narrow Band FM Plessey
    The SL6601 contains a mixer, an IF amplifier and a PLL FM detector; features built-in squelch, low power consumption and high RF sensitivity
  • SL6635 FFSK Receiver

    SL6635 FFSK Receiver PLESSEY
    The SL6635 is a direct conversion, 200 MHz, Fast Frequency Shift Keying receiver with high sensitivity and low power consumption
  • SL6640 IF/AF for FM

    SL6640 Low Power IF Amplifier Plessey
    Single chip FM receiver with limiting amplifier, detector, carrier squelch, DC volume control and an audio amplifier with 200mW of power
  • SL6654 IF/AF for FM

    SL6654 IF/AF for FM radio PLESSEY
    Single chip FM receiver with low power consumption and stable RSSI usable up to 100 MHz; sensitivity is 3µV; DC current consumption is 1.5mA
  • SL6655 FM Receiver

    SL6655 FM Receiver Plessey
    Single conversion receiver with amplifier, mixer, oscillator, detector and consumption of only 1mA at 0.95V; sensitivity is 250nV for 12dB Sinad
  • SL6700 AM Radio

    SL6700 AM Radio PLESSEY
    The SL6700A is a double conversion IF amplifier with detector, a delayed AGC generator and a noise blanker for AM radio applications
  • SL701 DC Amplifier

    SL701 Plessey DC Amplifier
    The SL701 contain a high gain amplifier with balanced collector currents, a precision comparator front end, and work with a supply voltage of +12 volt
  • SP1648 ECL Oscillator

    SP1648 ECL Oscillator Plessey
    The SP1648 is a VHF oscillator with compatible ECL outputs; the tank circuit consists of a varactor and an inductor
  • SP5055 Synthesiser

    SP5055 Single Chip Synthesiser Plessey
    The SP5055 is a single chip frequency synthesiser designed for TV tuning systems and input frequency of 2.5GHz; controls are via bi-directional IIC bus
  • SP705 Crystal Oscillator

    SP705 Crystal Oscillator Plessey
    The SP705 is a monolithic square wave oscillator designed for use with AT-cut quartz crystal, typical drive level is 0.15mW, and load capacitance is 14pF
  • SP8600A 250MHz Counter

    SP8600 250 MHz Counter PLESSEY
    The SP8600 is a divide by four 250 MHz counter with two complementary TTL compatible outputs,, supply voltage of -5V, and power consumption of 85mW
  • SP8601A 150MHz Counter

    SP8601 150 MHz Counter PLESSEY
    The SP8601 is a divide by four 150 MHz counter with ECL or TTL compatible outputs. The maximum working frequency is 150 MHz
  • SP8610-11 1GHz Counter

    SP8610 1GHz Counter Plessey
    The SP8610 is a 1000 MHz, divide by four, circuit with ECL compatible outputs and high input sensitivity
  • SP8612B 1.8GHz Counter

    SP8612 1.8GHz Counter Plessey
    The SP8612B is an 1800 MHz divide by four counter with ECL compatible outputs and operate from -6.8V supply
  • SP8614 800MHz Counter

    SP8614 800MHz Counter PLESSEY
    The SP8614 is an 800 MHz, divide by four counter with ECL compatible outputs and high input sensitivity
  • SP8621A & B 300MHz Counter

    SP8621 300MHz Counter PLESSEY
    The SP8621 is a 300 MHz, divide by five, counter which provides ECL compatible outputs and high input sensitivity
  • SP8647 250MHz ÷ 10/11 Counter

    SP8647 250MHz Counter PLESSEY
    The SP8621 is a 300 MHz, divide by five, counter which provides ECL compatible outputs and high input sensitivity
  • SP8655 200MHz Counter

    SP8655 200MHz Counter PLESSEY
    The SP8655 is a divide by 32, 200 MHz, counter with high input sensitivity and open collector output that is TTL and CMOS compatible
  • SP8659 200MHz Counter

    SP8659 200MHz Counter Plessey
    The SP8659 is a divide by 16, 200 MHz, counter with high input sensitivity and open collector output that is TTL and CMOS compatible
  • SP8680 600 MHz Counter

    SP8680 600MHz Counter Plessey
    The SP8680 is a 600 MHz ECL counter; it divide by 10 or 11 and has two ECL 10K compatible outputs that can drive 50 ohm load ; power consumption is 420mW
  • SP8685 500MHz Counter

    SP8685 500MHz Counter Plessey
    The SP8685 is a divide by ten or eleven 500 MHz counter with ECL compatible outputs, high input sensitivity, and a working temperature up to 125°°C
  • SP8690 ÷ 10/11 Counter

    SP8690 200MHz Counter Plessey
    The SP8690A & B is a 200MHz divide by ten or eleven counter with TTL or ECL compatible outputs and power consumption of 70mW
  • SP8691 Counter

    SP8691 200MHz Counter Plessey
    The SP8691 is a 200MHz divide by eight or nine counter with TTL or ECL compatible outputs and power consumption of 70mW
  • SP8695 Counter

    SP8695 200MHz Counter Plessey
    The SP8695 is a 200MHz, divide by ten or eleven, counter with ECL 10K and TTL compatible outputs, and low power consumption
  • SP8716 Counter

    SP8716 Two modulus Counter Plessey
    The SP8716 is a low power two modulus, divide by 40 or 41, counter with 520 MHz input capability, CMOS output interface, and a supply voltage of 5V
  • SP8719 Counter

    SP8719 520MHz Counter Plessey
    The SP8719 is a low power, two modulus, divide by 80/81, prescaler with 520 MHz input capability and CMOS output interface
  • SP8720 Counter

    SP8720 300MHz Counter Plessey
    The SP8740 and SP8741 are divide by 5/6 and divide by 6/7 ECL counter with ECL 10K compatible output
  • SP8740 Counter

    SP8740 300MHz Counter Plessey
    The SP8740 and SP8741 are divide by 5/6 and divide by 6/7 ECL counter with ECL 10K compatible output
  • SP8792 Counter

    SP8792 225MHz Counter Plessey
    The SP8792 is a low power, two modulus divide by 80/81 prescaler with 225 MHz input capability and built-in voltage regulator
  • SP8793 Counter

    SP8793 225MHz Counter Plessey
    The SP8793 is a low power, two modulus divide by 40/41prescaler, with 225 MHz input capability, and built-in voltage regulator
  • SP8799 Counter

    SP8799 225MHz Counter Plessey
    The SP8799 is a low power, divide by10/11 counter with 225 MHz input capability and built-in voltage regulator
  • SP8861 Synthesiser

    SP8861 Synthesiser Plessey
    The SP8861 is a single chip synthesiser with two charge pumps and two programmable dividers
  • SP9768 DAC

    SP9768 D-A Converter Plessey
    The SP9768 is an high-speed DAC (digital to analog converter) with settling time of five nanoseconds, current output, and 50-ohm drive capability
  • SP9770 DAC

    SP9770 D-A Converter Plessey
    The SP9770B is a 10-bit DAC with 12nsec settling time. The chip includes a high-performance voltage reference and reference amplifier.