ADNB-7051-EV Avago Technologies US Inc., ADNB-7051-EV Datasheet

Page 1

... LED-based optical navigation. Its low power architecture is capable of sensing mouse motion while prolonging battery life, two performance areas es- sential in demanding cordless applications. ADNB-7051-EV and ADNB-7052-EV Low Power Laser Mouse Bundles include: Bundle Part Number Part Number ...

Page 2

... BOTTOM OF SENSOR 3.20 (0.126) SENSOR PCB 3.75 (0.148) TOP OF PCB TO TOP OF LENS FLANGE 2.40 (0.094) BOTTOM OF LENS FLANGE TO SURFACE Figure 1. 2D Assembly drawing of ADNB-7052-EV (top and cross-sectional view). 2 31.17 (1.227) 16.00 (0.630) BASE PLATE VCSEL PCB CLIP SURFACE SURFACE TO VCSEL BODY 20.49 (0 ...

Page 3

... Assembly Drawing of ADNB-7051/52-EV, PCBs and Base Plate ADNS-7050 (SENSOR) CUSTOMER SUPPLIED PCB ADNS-6130-001 (LENS)* CUSTOMER SUPPLIED BASE PLATE WITH RECOMMENDED FEATURES PER IGES DRAWING * or ADNS-6120 FOR ROUND LENS Figure 2. Exploded view drawing. Shown with ADNS-6130-001 Laser Mouse Lens, ADNS- 6230-001 VCSEL Assembly Clip and ADNV-6340 VCSEL. ...

Page 4

OPTICAL NAVIGATION CENTER 12.6 (0.496) 11.0 (0.433) 0 6.3 (0.248) 1.6 (0.063) PIN 1 HOLE 1.78 (0.070) DIMENSIONS IN MILLIMETERS (INCHES). Figure 3. Recommended PCB mechanical cutouts and spacing. Assembly Recommendation • Insert the sensor and all other electrical components ...

Page 5

VCSEL PCB SENSOR LENS BASE PLATE SURFACE Figure 4. Sectional view of PCB assembly highlighting optical mouse components. VCC Z1 Z Encoder Z Axis VCC ISS-BT ISS-SW (Optional) VCC V3.3 U3 SPY0029A TO-89 2 REGULATOR 3 Vin ...

Page 6

MCUVCC SW1 LB SW2 RB SW3 MB SW7 BIND MCUVCC SW6 ** ** Z Encoder C25 C26 0.0 1uF 0.0 1uF ** D3 1N5819 1 2 R28 L5 U5 XC6383A-301PR RFVCC 120K 100uH 3 2 3.0 V ...

Page 7

LASER Drive Mode The laser is driven in pulsed mode during normal opera- tion. A calibration mode is provided which drives the la- ser in continuous (CW) operation. Eye Safety The ADNS-7050 and the associated components in the schematic of ...

Page 8

Disabling the LASER LASER_NEN is connected to the gate of a P-channel MOS- FET transistor which when ON connects VDD to the LA- SER. In normal operation, LASER_NEN is low. In the case of a fault condition (ground or VDD3 ...

Page 9

ADNS-7050 Laser Mouse Sensor Data Sheet Theory of Operation The ADNS-7050 is based on LaserStream™ Technology, which measures changes in position by optically acquir- ing sequential surface images (frames) and mathemati- cally determining the direction and magnitude of move- ment. ...

Page 10

LEAD WIDTH 1.78 (0.070) LEAD PITCH 6.60* (0.260) CLEAR OPTICAL PATH 4.55 A (0.179) GATE LOCATION 8.99* SURFACE RECESSED (0.354) BY 0.3 mm NOTES: 1. DIMENSIONS IN MILLIMETERS (INCHES). 2. DIMENSIONAL TOLERANCE: ± 0.1 mm. 3. ...

Page 11

ADNS-7050 VDD AVDD IMAGE ARRAY GND DSP AGND OSCILLATOR XY_LASER LAZER DRIVE Figure 9. Block diagram of ADNS-7050 optical mouse sensor. 11 Regulatory Requirements • Passes FCC B and worldwide analogous emission NCS limits when assembled into a mouse with ...

Page 12

Absolute Maximum Ratings Parameter Symbol Storage Temperature T S Lead Solder Temp Supply Voltage V DD ESD Input Voltage V IN Latchup Current Iout Recommended Operating Conditions Parameter Symbol Operating Temperature T A Power Supply Voltage V DD Power Supply ...

Page 13

AC Electrical Specifications Electrical Characteristics over recommended operating conditions. Typical values at 25 °C, V Parameter Symbol Minimum Motion Delay t MOT-RST suming after Reset Shutdown t STDWN Wake from Shutdown t 23 WAKEUP Forced Rest Enable t REST-EN Wake ...

Page 14

DC Electrical Specifications Electrical Characteristics over recommended operating conditions. Typical values at 25 °C, V Parameter Symbol Minimum DC Supply Current in I DD_RUN Various Modes DD_REST1 I DD_REST2 I DD_REST3 Peak Supply Current Shutdown Supply I ...

Page 15

Typical Performance Characteristics Typical Resolution vs. Z 1000 900 800 700 600 500 400 1.6 1.7 1.8 1.9 2 2.1 2.2 2.3 2.4 2.5 Distance from Lens Reference Plane to Surface, Z (mm) Photo Paper White Melamine Bookshelf Figure 11. ...

Page 16

Power Management Modes The ADNS-7050 has three power-saving modes. Each mode has a different motion detection period, affecting response time to mouse motion (Response Time). The sensor automatically changes to the appropriate mode, depending on the time since the last ...

Page 17

In addition, NCS must be raised after each burst- mode transaction is complete to terminate burst-mode. The port is not available for further use until burst-mode is terminated. Write Operation ...

Page 18

If the rising edge of the SCLK for the last data bit of the second write command occurs before the required delay (t ), then the first write command may not complete SWW correctly. SCLK ADDRESS DATA WRITE OPERATION Figure ...

Page 19

Notes on Power-up The ADNS-7050 does not perform an internal power up self-reset; the POWER_UP_RESET register must be written every time power is applied. The appropriate sequence is as follows: 1. Apply power 2. Drive NCS high, then low to ...

Page 20

Registers The ADNS-7050 registers are accessible via the serial port. The registers are used to read motion data and status as well as to set the device configuration. Address Register 0x00 Product_ID 0x01 Revision_ID 0x02 Motion 0x03 Delta_X 0x04 Delta_Y ...

Page 21

Product_ID Address: 0x00 Access: Read Reset Value: 0x23 Bit 7 Field PID 7 Data Type: 8-Bit unsigned integer USAGE: This register contains a unique identification assigned to the ADNS-7050. The value in this register does not change; it can be ...

Page 22

Motion Address: 0x02 Access: Read/Write Reset Value: 0x00 Bit 7 Field MOT Data Type: Bit field USAGE: Register 0x02 allows the user to determine if motion has occurred since the last time it was read. If the MOT bit is ...

Page 23

Delta X Address: 0x03 Access: Read Reset Value: 0x00 Bit 7 Field X 7 Data Type: Eight bit 2’s complement number USAGE: X movement is counts since last report. Absolute value is determined by resolution. Reading clears the reg- ister. ...

Page 24

Squal Address: 0x05 Access: Read Reset Value: 0x00 Bit 7 Field SQ 7 Data Type: Upper 8 bits of a -bit unsigned integer USAGE: SQUAL (Surface Quality measure of the number of valid features visible by the sensor ...

Page 25

Shutter_Upper Address: 0x06 Access: Read Reset Value: 0x00 Bit 7 Field S 15 Shutter_Lower Address: 0x07 Access: Read Reset Value: 0x64 Bit 7 Field S 7 Data Type: Sixteen bit unsigned integer USAGE: Units are clock cycles. Read Shutter_Upper first, ...

Page 26

Maximum_Pixel Address: 0x08 Access: Read Reset Value: 0xd0 Bit 7 Field MP 7 Data Type: Eight-bit number USAGE: Maximum Pixel value in current frame. Minimum value = 0, maximum value = 254. The maximum pixel value can vary with every ...

Page 27

Minimum_Pixel Address: 0x0a Access: Read Reset Value: 0x00 Bit 7 Field MP 7 Data Type:Eight-bit number USAGE: Minimum Pixel value in current frame. Minimum value = 0, maximum value = 254. The minimum pixel value can vary with every frame. ...

Page 28

FIRST PIXEL 110 132 154 176 198 220 242 264 286 111 133 155 177 199 221 243 265 287 112 134 156 178 200 ...

Page 29

CRC0 Address: 0x0c Access: Read Reset Value: 0x00 Bit 7 Field CRC0 7 Data Type: Eight-bit number USAGE: Register 0x0c reports the first byte of the system self test results. Value = 05. See Self Test register 0x10. CRC1 Address: ...

Page 30

Self_Test Address: 0x10 Access: Write Reset Value: NA Bit 7 Field Reserved Data Type: Bit field USAGE: Set the TESTEN bit in register 0x10 to start the system self-test. The test takes 250ms. During this time, do not write or ...

Page 31

Reserved Address: 0x12-0x1 LASER_CTRL0 Address: 0x1a Access: Read/Write Reset Value: 0x00 Bit 7 Field Range Data Type: Bit field USAGE: This register is used to control the laser drive. Bits 5 and 7 require complement values in register 0x1F. If ...

Page 32

LSRPWR_CFG0 Address: 0x1c Access: Read and Write Reset Value: 0x00 Field LP 7 Data Type: 8 Bit unsigned USAGE: This register is used to set the laser current used together with register 0x1D, ...

Page 33

LASER_CTRL1 Address: 0x1f Access: Read and Write Reset Value: 0x01 Bit 7 Field Range_C Data Type: 8 Bit unsigned USAGE: Bits 5 and 7 of this register must be the complement of the corresponding bits in register 0x1A for the ...

Page 34

POWER_UP_RESET Address: 0x3a Access: Write Reset Value: NA Bit 7 Field RST 7 Data Type: 8-bit integer USAGE: Write 0x5a to this register to reset the chip. All settings will revert to default values. Reset is required after recovering from ...

Page 35

Inverse_Product_ID Address: 0x3f Access: Read Reset Value: 0xdc Bit 7 Field NPID 7 Data Type: Inverse 8-Bit unsigned integer USAGE: This value is the inverse of the Product_ID. It can be used to test the SPI port. Motion_Burst Address: 0x42 ...

Page 36

ADNV-6340 Single-Mode Vertical-Cavity Surface Emitting Laser (VCSEL) Data Sheet Description This advanced class of VCSELs was engineered by Ava- go Technologies providing a laser diode with a sin- gle longitudinal as well as a single transverse mode. In contrast to ...

Page 37

MAX. 5.00 CABLE/WIRE CONNECTION RECOMMENDED PCB THICKNESS: 1.5 – 1.6 mm Figure 28. Suggested ADNV-6340 PCB mounting guide. Absolute Maximum Ratings Parameter Rating DC Forward Current 12 Peak Pulsing Current 1 Power Dissipation 24 Reverse Voltage 5 Laser ...

Page 38

Optical/Electrical Characteristics ( 5°C to 45°C): Parameter Symbol Peak Wavelength l Maximum Radiant Power [1] LOP Wavelength Temperature Coefficient dl/dT Wavelength Current Coefficient dl/dI Beam Divergence q Threshold Current I Slope Efficiency SE [2] Forward Voltage V Comments: ...

Page 39

I (mA) Figure 31. Junction temperature rise vs. forward current. 300 250 120 SEC 200 150 100 50 ...

Page 40

ADNS-6120 and ADNS-6130-001 Laser Mouse Lens Data Sheet Description The Avago Technologies ADNS-6120 and ADNS- 6130-001 laser mouse lens are designed for use with Avago Technologies laser mouse sensors and the illumination subsystem provided by the ADNS- 6230-001 VCSEL assembly ...

Page 41

WXYZ 8.25 (0.325) Max +0.2mm protrusion is allowed at the molding gate of either 1 side of lens. Notes: 1. Dimensions in millimeters (inches). 2. Dimensional tolerance: ±0.1 mm. 3. Angular tolerance ± 3.0°. 4. ...

Page 42

Figure 36. Avago’s logo locations. Lens Design Optical Performance Specifications All specifications are based on the Mechanical Assembly Requirements. Parameters Design Wavelength Lens Material* Index of Refraction *Lens material is polycarbonate. Cyanoacrylate based adhesives should not be used as they ...

Page 43

Mounting Instructions for the ADNS-6120 and ADNS-6130-001 Laser Mouse Lenses to the Base Plate An IGES format drawing file with design specifications for laser mouse base plate features is available. These fea- tures are useful in maintaining proper positioning and ...

Page 44

ADNS-6230-001 Laser Mouse VCSEL Assembly Chip Data Sheet Description The Avago Technologies ADNS-6230-001 VCSEL Assem- bly Clip is designed to provide mechanical coupling of the ADNV-6340 VCSEL to the ADNS-6120 or ADNS- 6130-001 Laser Mouse Lens. This coupling is essential ...

Page 45

For product information and a complete list of distributors, please go to our web site: Avago, Avago Technologies, and the A logo are trademarks of Avago Technologies Limited in the United States and other countries. Data subject to change. Copyright ...