ADNS-7050

ADNS-7050 Datasheet

ADNS-7050 Laser Mouse Sensor

Part	Datasheet
ADNS-7050	ADNS-7050 (pdf)

PDF Datasheet Preview
ADNS-7050 Laser Mouse Sensor Data Sheet The Avago Technologies ADNS-7050 sensor along with the ADNS-6120 or ADNS-6130-001 lens, ADNS-6130-001 clip and ADNV-6340 VCSEL form a complete and laser mouse tracking system. It is the laser illuminated system enabled for cordless application. Powered by Avago Technologies LaserStreamTM technology, it can operate on many surface that proved for traditional LEDbased optical navigation. It’s low power architecture is capable of sensing mouse motion while prolonging battery life, two performance areas essential in demanding cordless applications. There is no moving part, in the complete assembly for ADNS-7050 laser mouse system, thus it is high reliability and less maintenance for the end user. In addition, precision optical alignment is not required, facilitating high volume assembly. Theory of Operation The ADNS-7050 is based on LaserStream Technology, which measures changes in position by optically acquiring sequential surface images frames and mathematically determining the direction and magnitude of movement. The ADNS-7050 contains an Image Acquisition System IAS , a Digital Signal Processor DSP , and a four wire serial port. The IAS acquires microscopic surface images via the lens and illumination system. These images are processed by the DSP to determine the direction and distance of motion. The DSP calculates the and relative displacement values. An external microcontroller reads the and information from the sensor serial port. The microcontroller then translates the data into PS2, USB, or RF signals before sending them to the host PC or game console. x Low power architecture x New LaserStream technology x Self-adjusting power-saving modes for longest battery life x Speed motion detection up to 20 ips and 8g x Enhanced SmartSpeed self-adjusting frame rate for optimum performance x Motion detect pin output x Internal oscillator no clock input needed x Selectable 400 and 800 cpi resolution x Wide operating voltage V-3.6 V nominal x Four wire serial port x Minimal number of passive components x Laser fault detect circuitry on-chip for Eye Safety Compliance x Laser mice x Optical trackballs x Integrated input devices x Battery-powered input devices Pinout of ADNS-7050 Optical Mouse Sensor Name Chip Select Active Low Input MISO Serial Data Output Master In/Slave Out SCLK Serial Clock Input MOSI Serial Data Input Master Out/Slave In MOTION Motion Detect Active Low Output LASER_NEN LASER Enable Active LOW Ground XY_LASER LASER Control AGND Analog Ground AVDD Analog Supply Voltage AGND Analog Ground Ground Ground No Connection Ground Supply Voltage No Connection No Connection 1 NCS 2 MISO 3 SCLK 4 MOSI 5 MOTION 6 LASER_NEN 7 GND 8 XY_LASER 9 AGND

PDF Datasheet Preview

ADNS-7050 Laser Mouse Sensor

Data Sheet

The Avago Technologies ADNS-7050 sensor along with the ADNS-6120 or ADNS-6130-001 lens, ADNS-6130-001 clip and ADNV-6340 VCSEL form a complete and laser mouse tracking system. It is the laser illuminated system enabled for cordless application. Powered by Avago Technologies LaserStreamTM technology, it can operate on many surface that proved for traditional LEDbased optical navigation. It’s low power architecture is capable of sensing mouse motion while prolonging battery life, two performance areas essential in demanding cordless applications.

There is no moving part, in the complete assembly for ADNS-7050 laser mouse system, thus it is high reliability and less maintenance for the end user. In addition, precision optical alignment is not required, facilitating high volume assembly.

Theory of Operation

The ADNS-7050 is based on LaserStream Technology, which measures changes in position by optically acquiring sequential surface images frames and mathematically determining the direction and magnitude of movement.

The ADNS-7050 contains an Image Acquisition System IAS , a Digital Signal Processor DSP , and a four wire serial port. The IAS acquires microscopic surface images via the lens and illumination system. These images are processed by the DSP to determine the direction and distance of motion. The DSP calculates the and relative displacement values. An external microcontroller reads the and information from the sensor serial port. The microcontroller then translates the data into PS2, USB, or RF signals before sending them to the host PC or game console.
x Low power architecture x New LaserStream technology x Self-adjusting power-saving modes for longest
battery life x Speed motion detection up to 20 ips and 8g x Enhanced SmartSpeed self-adjusting frame rate for
optimum performance x Motion detect pin output x Internal oscillator no clock input needed x Selectable 400 and 800 cpi resolution x Wide operating voltage V-3.6 V nominal x Four wire serial port x Minimal number of passive components x Laser fault detect circuitry on-chip for Eye Safety

Compliance
x Laser mice x Optical trackballs x Integrated input devices x Battery-powered input devices

Pinout of ADNS-7050 Optical Mouse Sensor

Name

Chip Select Active Low Input

MISO

Serial Data Output Master In/Slave Out

SCLK

Serial Clock Input

MOSI

Serial Data Input Master Out/Slave In

MOTION

Motion Detect Active Low Output

LASER_NEN LASER Enable Active LOW

Ground

XY_LASER

LASER Control

AGND

Analog Ground

AVDD

Analog Supply Voltage

AGND

Analog Ground

Ground

Ground

No Connection

Ground

Supply Voltage

No Connection

No Connection
1 NCS 2 MISO 3 SCLK 4 MOSI 5 MOTION 6 LASER_NEN 7 GND 8 XY_LASER 9 AGND

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived ADNS-7050 Datasheet file may be downloaded here without warranties.

Datasheet ID: ADNS-7050 520006