PAW3515DB series a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 1 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v1.0 apr. 2013 PAW3515DB series usb optical mouse single chip general description the PAW3515DB is an ultra low cost cmos process optical mouse sensor single chip with usb interface that serves as a non-mechanical motion estimation engine for implementing a computer mouse. the PAW3515DB also embedded internal rc function to replace external resonator for bom cost reduction and supported flexibility function change by programmer for easy and fast production. features ? usb interface ? single power supply ? optical motion estimation technology ? complete 2-d motion sensor ? accurate motion estimation over a wide ran g e of surfaces ? high speed motion detection up to 30 inches/sec ? power saving mode during times of no movement ? supports three buttons (r, m, l) and three axes (x, y, z) output ? z-axis support mechanical input ? internal rc oscillation without external resonator ? usb spec. ? complete universal serial bus specs v2.0 compatibility ? compliant to the usb speci fication version 2.00 ? complete usb hid specs v1.11 compatibility ? integrated usb trans ceiver and 1.5mbps usb serial interface engine ? flexibility function change key specification power supply wide operating supply range 4.25v ~ 5.5v interface usb optical lens 1:1 speed up to 30 inches/sec acceleration up to 8g resolution 400/500/600/800/1000(default)/ 1200/1600 frame rate 3300 frames/sec operating current 10ma @mouse moving (normal) 5ma @mouse not moving (sleep) 480ua @usb suspend (suspend) package staggered dip8 type ordering information sensor part number cpi type interface PAW3515DB-vjza 1000 3d3b u+p PAW3515DB-vjya 1000 3d3b u
pixart imaging inc. PAW3515DB series usb optical mouse sensor single chip a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 2 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v1.0 apr. 2013 1. pin configuration 1.1 pin description pin # name type definition 1 mfio_1 (led) i/o share pin for led power/bm 2 vdd5v pwr chip power vdd, 5.0v 3 z1 i/o z axis, support mechanical scroller input 4 z2 i/o z axis, support mechanical scroller input 5 mfio_2 (sw) i/o share pin for led control pin/bl/br 6 vss gnd chip ground 7 d-/data i/o usb d- or ps/2 mouse data line 8 d+/clk i/o usb d+ or ps/2 mouse clock line 1.2 pin assignment for sensor rotate 0 ? , +90 ? , -90 ? , 180 ? lb rb + x + y 1 2 3 4 8 7 6 5 1 2 3 4 8 7 6 5 figure 1. top view pinout sensor rotate 0 ? sensor rotate +90 ? sensor rotate -90 ? sensor rotate 180 ? figure 2. top view of mouse
pixart imaging inc. PAW3515DB series usb optical mouse sensor single chip a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 3 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v1.0 apr. 2013 2. block diagram and operation cmos image sensor digital signal processor power on reset usb mouse controller led drive d+ d- internal rc voltage regulator and power control mfio_1(led) vdd5v usb interface button 5v power z-axis counter z1 z2 wheel vss share pin function mfio_2(sw) led figure 3. block diagram the PAW3515DB supports x, y, z three axes, and l, r, m three buttons under usb mode. it is a cmos process optical mouse sensor single chip with usb inte rface that serves as a non-mechanical motion estimation engine for implementing a computer mouse. the PAW3515DB is in a 8-pin optical package and comes with the resolution of 1000 counts per inch (cpi) and the rate of motion up to 30 inches pe r second. it includes usb interface so th at no mouse controller is needed to interface through usb. the PAW3515DB can receive command and echo st atus or data format, both complete universal serial bus ? spec v2.0 and usb hid spec v1.11 compatibility. it is also a cost effective solution to support usb mouse.
pixart imaging inc. PAW3515DB series usb optical mouse sensor single chip a ll rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 4 p ixart ima g in g inc. e -mail: fae_service@pixart.com.tw v1.0 apr. 2013 3. referencing application circuit 3.1 3d3b application circuit 4. maximum led reverse current is 10 ua @ led reverse voltage 5v. note: 3. usb cable connector jp1 is suggested to has the pin sequence like this: vbus, gnd, shield, d-, d+ vdd5v r3 1ohm 2. the resistor tolerance of r4, r5 and r6 is 5% 1. r1, r2, c1, c2 and r3 are optional and depend on emc immunity of layout vdd5v ensw1 z1 z2 com r8 1m ohm c3 0.1uf r5 30k ohm bl1 u1 PAW3515DB vdd5v 2 z1 3 mfio_1(led) 1 z2 4 mfi o_2( sw ) 5 vss 6 d- 7 d+ 8 d1 led r2 33 ohm vdd5v r1 33 ohm c2 27pf c1 27pf r6 30k ohm + c4 10uf bm1 br1 r4 30k ohm c5 0.1uf r7 33 ohm jp1 usb cable vbus gnd shield d- d+ figure 4. application circuit for PAW3515DB
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