6402
The Teridian 71M6402 is an electronic trip unit (ETU) system-on-chip device for air circuit breakers (ACB), molded case circuit breakers (MCCB) and other types of intelligent switchgear. Utilizing Teridian’s patented Single Converter Technology, the 71M6402 incorporates a 22-bit delta-sigma ADC, 4 current sensor inputs, digital temperature compensation, precision voltage reference, 32-bit programmable computation engine, timers, Real Time Clock (RTC), two UARTs and a single cycle execution 8-bit MCU.Features
22-bit Sigma-delta converter – Single Converter Technology™Four sensor inputs
Supports CT or Rogowski Coils with internal di/dt integrators
Better than 50ppm/°C accuracy
Instantaneous and delay trip
64KB Flash, 7KB RAM with Flash memory security
68-pin QFN package
