Details, datasheet, quote on part number: HT82M980A_05
| Part | HT82M980A_05 |
| Category | |
| Description | 3-key 3D Usb+ps/2 Mouse Controller |
| Company | Holtek Semiconductor Inc. |
| Datasheet | Download HT82M980A_05 Datasheet |
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| Features, Applications |
| Features Operating voltage: 4.4V~5.25V Complete Universal Serial Bus specs V1.1 Single chip solution especially for USB mouse HALT function and wake-up feature reduce powerSerial Bus Interface Engine (SIE) USB transceiver Microsoft 3D Intelli mouse and IBM PS/2 mouse Plug and Play functions Minimal external components 6MHz crystal oscillator for system clock 18/20-pin DIP package Z axis can only support encoder which divided by 2a 3D mouse controller especially designed for USB and PS/2 applications. The HT82M98A can support the USB Standard Request as well as HID Class Request version It is compatible with Microsoft Intelli 3D PS/2 mouse. The X/Y axis photo input with built-in Holtek�s special dynamic photo-input resistor and Z axis can support two kinds of scroller input, namely; optomechanical and mechanical. It requires minimal external components to implement 3D USB plus PS/2 mouse. It can be briefly described as a Holtek 8-bit MCU with an on-chip USB interface logic. The USB is specified by the Universal Serial Bus Specification V1.1. Pin Name I/O Description USB Interface (2 pins) USBD+/CLK USBD-/DATA I/O USB data plus or PS2 Clock, F/W auto-detect USBD+ for USB, CLK for PS2 USB data minus or PS2 Data, F/W auto-detect USBD- for USB, DATA for PS2 X-axis photo input with built-in Holtek�s special dynamic photo input resistor Y-axis photo input with built-in Holtek�s special dynamic photo input resistor Z-axis input supports two kinds of scroller input; optomechanical and mechanical Input ports with pull-high resistor. These pads can function as Left, Right and Middle button input lines. SEL0=1: 400DPI (default) 800DIP SEL1=1: USB and PS2 combo (default) SEL1=0: USB only Miscellaneous (7 pins) VSS V33O RESET LED VDD O I I/O O I Negative power supply, ground 3.3V voltage output Chip reset input, low active Drives LED output 5V positive power supply 6MHz OSC output 6MHz OSC input Note: These functions are only available on date code �-4� versionSupply to VSS+6V MCU Input to VDD+0.3V USB Input to V33O+0.3V 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. Storage to 125�C Operating to 70�C Symbol VDD IDD ISTB VIH2 VIH3 VPOR IOH1 IOL2 RPH Parameter Operating Voltage Operating Current (Crystal OSC) Standby Current Input Low Voltage for I/O Ports Input High Voltage for MCU I/O Ports Input Low Voltage (RESET) Input High Voltage (RESET) Input High Voltage for USB I/O Ports Power on Reset VDD Detection Voltage Output Port Sink Current Output Port Source Current Output Port Sink Current (LED) Pull-high Resistance for RESET Test Conditions VDD VOL=4.5V � Conditions � No load, fSYS=6MHz PS/2 mode No load, system HALT USB mode Min. Typ. Max. Ta=25�C Unit mA kW Symbol fSYS tOST Parameter System Clock (Crystal OSC) Oscillation Start-up Timer Period Test Conditions VDD 5V � Conditions � Power-up or wake-up form HALT Min. 0 � Typ. 6000 1024 Max. � |
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