Teridian Semiconductor’s offer ideal solution for developing low cost, intelligent utility meters for residential and industrial applications.

                   Power Meter ICs              

* R – Residential meters, P – Precision measurement, C – Commercial meters, I – Industrial meters

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71M6403 - Programmable Electronic Trip Unit  (ETU) – system-on-chip device for air circuit breakers (ACB), molded case circuit breakers (MCCB) and other types of intelligent switchgear.

For full technical documentation please e-mail to support@comet.bg.                                                                                                                                      For additional information about prices and delivery terms for ordering Teridian Semiconductor products, please contact Comet Electronics.

10/100 Ethernet физически (PHY) transceivers

 The Smallest Ethernet 10/100 PHY transceivers available in a 5x5mm QFN -                78Q2123 and 78Q2133

• 10BASE-T/100BASE-TX IEEE-802.3 compliant TX and RX functions requires only a dual 1:1 isolation transformer interface to the line. Full / Half duplex, automatic polarity correction, power-saving modes including transmitter disable, register-programmable transmit amplitudes, Interrupt and LEDs;

• Integrated MII, 10BASE-T/100BASE-TX ENDEC, 100BASE-TX scrambler / descrambler, full-featured auto-negotiation function and automatic MDI/MDI-X cross over correction;

• Small Package: 32-QFN;

• Low Power (~290mW);

• Single Supply Voltage - 3.3 V ± 0.3V;

• 78Q2123 rated for 0°C to 70°C;

• 78Q2133 rated for -40°C to 85°C;

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Teridian Semiconductor also offers 78Q2120C Ethernet PHY in 64-Pin LQFP package, Power Supply 3.3V.

For full technical documentation please e-mail to support@comet.bg.                                                                                                                                      For additional information about prices and delivery terms for ordering Teridian Semiconductor products, please contact Comet Electronics.

Smart Card Terminal Controllers

Complete 8-bit system-on-chip for low-cost smart card terminals with 80C52 controller core with a standard interfaces like USB, UART and I2C.

Development boards, programmers and software libraries are available from Teridian Semiconductor for quick and easy designing.

A wide range of non MCU based smart card interface ICs are available from Teridian Semiconductor by 73S80xxx series.

For full technical documentation please e-mail to support@comet.bg.                                                                                                                                      For additional information about prices and delivery terms for ordering Teridian Semiconductor products, please contact Comet Electronics.

Modems and VoIP FXO (Foreign Exchange Office)

73M1866 - Single package MicroDAA VoIP FXO

73M1866 provides PCM highway data interface to PSTN twisted pair lines for VoIP systems.

• PSTN line termination and impedance matching;

• Line isolation, Hook control, Ring detection;

• Analog to PCM conversion (8 / 16 bit);

• PCM companding (A-law, u-law);

• Wake-on-Ring, Call Progress Monitor;

• Host synchronous serial interface support of Master, Slave and Daisy;

• Polarity Reversal detection without host intervention;

For full technical documentation please e-mail to support@comet.bg.                                                                                                                                      For additional information about prices and delivery terms for ordering Teridian Semiconductor products, please contact Comet Electronics.

Low-speed Modems & Soft Modem Silicon DAA and AFE

• 73M2901CE – V.22Bis Single-chip Modem;

• 73M1822 – Single-Chip. Provides AFE and DAA functionality for soft modem;

• 73M1922 – Two Chipset MicroDAA. Provides AFE and DAA functionality for soft modem;

• 73M1903/C – Single-Chip AFE. Provides AFE functionality for soft modem solutions;

• 73Kx24L – Modem data pumps (BL version with hybrid integrated);

For full technical documentation please e-mail to support@comet.bg.                                                                                                                                      For additional information about prices and delivery terms for ordering Teridian Semiconductor products, please contact Comet Electronics.