ST25DV02K-W2

ST25DV02K-W1 ST25DV02K-W2 Datasheet Dynamic NFC/RFID tag IC with up to two PWM outputs and 2-Kbit EEPROM SO8 TSSOP8 Product status link ST25DV02K-W1 ST25DV02K-W2 Features Pulse width modulation outputs Two independent outputs: 1x PWM output on ST25DV02K-W1, 2x PWM outputs on ST25DV02K-W2 From 488 Hz to 31250 Hz 62.5 ns pulse width resolution: from 15-bit resolution at 488 Hz to 9-bit resolution at 31.25 kHz Accuracy: ±10% over temperature range No need for external oscillator Supply voltage from 1.8 V to 5.5 V, independent from contactless interface Independent push-pull outputs – Up to 4 mA drive capability per output – Adjustable output drive for low power and low noise application Live update of PWM parameters controlled by contactless interface Contactless interface Based on ISO/IEC 15693 and NFC Forum Type 5 Tag Supports all ISO/IEC 15693 modulations, coding, sub-carrier modes and data rates Single and multiple blocks read Internal tuning capacitance: 28.5 pF Memory 2-Kbit of EEPROM Accessible in blocks of 4x bytes 5 ms typical write time (one block) Data retention: 40 years Write cycles endurance: 100k write cycles at 85 °C Data protection Up to four independent areas, including the PWM control area, with flexible protection mechanism based on 32/64-bit passwords System configuration: write protection by 32-bit password TruST25 digital signature mechanism for authentication Temperature range From -40 °C to +85 °C (contactless ...