Features: · Complete Universal Serial Bus specification compatibility· Serial Bus Interface Engine (SIE)· USB transceiver· Supports three buttons (R, M, L) and three axes (X, Y, Z) input· Z axis can support two kinds of scroller input (optomechanical and mechanical)· Single chip solution especiall...
HT82M91A: Features: · Complete Universal Serial Bus specification compatibility· Serial Bus Interface Engine (SIE)· USB transceiver· Supports three buttons (R, M, L) and three axes (X, Y, Z) input· Z axis can...
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Supply Voltage................................-0.3V to 6V
C Input Voltage ...........VSS-0.3V to VDD+0.3V
USB Input Voltage .......VSS-0.3V to V33O+0.3V
Storage Temperature................-50 to 125
Operating Temperature .............-25 to 70
Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maximum Ratings" may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.
HT82M91A is a 3D mouse encoder chip especially designed for USB applications. The HT82M91A can support the USB Standard Request as well as HID Class Request version 1.0. It can be briefly described as a Holtek 8-bit C with an on-chip USB interface logic. It can use minimal external components to implement three key-switches and four photo-coupler mouse. The USB is specified by the Universal Serial Bus Specification.