DA7281 - LRA/ERM Haptic Driver

Renesas

DA7281 Datasheet Preview — Preview of DA7281 PDF

Datasheet Details

Part number	DA7281
Manufacturer	Renesas ↗
File Size	1.47 MB
Description	LRA/ERM Haptic Driver
Datasheet	DA7281-Renesas.pdf

DA7281 Product details

Description

DA7281 is a linear resonant actuator (LRA) and eccentric rotating mass (ERM) haptic driver offering automatic closed-loop LRA resonant frequency tracking.

Features

LRA or ERM drive capability.
Up to four I2C addresses via two address pins.
Automatic LRA resonant frequency tracking.
Wideband LRA support.
I2C and PWM input streaming.
Low latency (0.75 ms) I2C/GPI wake-up from low power consumption IDLE state, IQ = 0.36 µA.
No software requirements with embedded operation.
Differential PWM output drive.
Current driven system to deliver constant actuator power.
Configurable EMI suppression.
Ultra-low.

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Published: Jan 9, 2025 |