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Wide Capacitance Range, Non-volatileDigital Programmable Capacitor
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NCD2400M
Wide Capacitance Range, Non-volatile
Digital Programmable Capacitor INTEGRATED CIRCUITS DIVISION
Features Description • DC to 150MHz frequency range
• 512-state digital programmable capacitor
• Series or shunt configuration
Cshunt = 12.5pF to 194pF (15.5:1 tuning ratio) in
discrete 355fF steps
Cseries = 1.7pF to 194pF in discrete 376fF steps The NCD2400M is a dedicated electronic calibrator for
oscillators, with reliable performance at 105ºC as
required by OCXO applications. •
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• This product can be used in series or shunt
configuration to support a wide variety of tuning circuit
topologies. 2-wire (I2C Fast-mode compatible) serial interface
EEPROM non-volatile memory
Wide power supply range (2.5V to 5.5V)
Operation ambient temperature to 105ºC
2 x 2 x 0.65 mm 6-pin DFN package Digitally controlled capacitance trimming information is
communicated via a 2-wire, I2C Fast-mode compatible
interface. The preferred power-up default capacitance …