DRV2667

Product Folder Order Now Technical Documents Tools & Software Support & Community DRV2667 SLOS751D – MARCH 2013 – REVISED NOVEMBER 2018 DRV2667 Piezo Haptic Driver with Boost, Digital Front End, and Internal Waveform Memory 1 Features 1 Integrated Digital Front End – Up to 400-kHz I2C Bus Control – Advanced Waveform Synthesizer – 2-kB Internal Waveform Memory – 100-Byte Internal FIFO Interface – Immersion TS5000-Compliant – Optional Analog Inputs High-Voltage Piezo-Haptic Driver – Drives up to 100 nF at 200 VPP and 300 Hz – Drives up to 150 nF at 150 VPP and 300 Hz – Drives up to 330 nF at 100 VPP and 300 Hz – Drives up to 680 nF at 50 VPP and 300 Hz – Differential Output 105-V Integrated Boost Converter – Adjustable Boost Voltage – Adjustable Boost Current Limit – Programable Boost Current Limit – Integrated Power FET and Diode – No Transformer Required 2-ms Fast Start Up Time 3- to 5.5-V Wide Supply Voltage Range 1.8 V-Compatible, VDD-Tolerant Digital Pins 2 Applications Mobile Phones and Tablets Portable Computers Keyboards and Mice Electronic Gaming Touch Enabled Devices 3 Description The DRV2667 device is a piezo haptic driver with integrated 105-V boost switch, integrated power diode, integrated fully-differential amplifier, and integrated digital front end capable of driving both high-voltage and low-voltage piezo haptic actuators. This versatile device supports HD haptics through the I2C port or through the analog inputs. The digital interf...