ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 1 toshiba bipolar linear integrated circuit silicon monolithic ta6042fng shock sensor ic for signal processing ta6042fng performs the signal processing in response to the amplification signal of a shock sensor. features ? ta6042fng is operated under 4.5 ~ 5.5 v dc single power supply voltage. ? user can make notch-filter circuit with op-amp2 and external element, and adjust gain by changing r1/r2 ratio. ? to change the g-force sensing level, user can adjust gain by changing r7/r8 ratio. ? the window comparator has a hysteresis which width is about 150mv. ? small package: ssop10-p-0.65a (0.65 mm pitch) block diagram weight: 0.04 g (type.) preliminar y gnd vcc + - - + 4 7 op-amp3 op-amp2 5 - + 1 8 6 9 3 10 2 r0 r0 r6 r5 r3 r4 c1 c2 c3 cp amp - + amp - + vref 2v op-amp1 det cout nout nin dout din2 din1 cin cmp2 - + cmp1 - + 3v 1v r1 r2 r1 r2 r7 r7 r8 c4
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 2 pin function pin no. pin name function 1 cin op-amp3 input terminal (shock sensor amplification signal input) 2 cout op-amp3 output terminal 3 det window comparator output terminal ("l" is outputted at the time of shock detection.) 4 gnd ground terminal 5 nout op-amp2 output terminal 6 nin op-amp2 input terminal 7 v cc power supply voltage 8 dout op-amp1 output terminal 9 din2 op-amp1 - side input terminal (shock sensor amplification signal input) 10 din1 op-amp1 + side input terminal (shock sensor amplification signal input) pin connection (top view) din1 10 din2 dout v cc nin 9 8 7 6 cin 1 2 3 4 5 cout det gnd nout
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 3 maximum ratings (ta = 25c) characteristics symbol rating unit power supply voltage v cc 7 v power dissipation p d 300 mw storage temperature t stg ? 55~150 c recommend operating condition characteristics symbol rating unit power supply voltage v cc 4.5~5.5 v operating temperature t opr ? 25~85 c note: the ic may be destroyed due to short circuit between adjacent pins, incorrect orientation of device?s mounting, connecting positive and negative power supply pins wrong way round, air contamination fault, or fault by improper grounding. please consider the voltage-drop caused by op-amp3 input current and feedback resistance (r8), and examine the value of the feedback resistance. we will recommend 500k ? or less as a value of the feedback resistance. ta6042fng is pd free product.. the following conditions apply to solderability: *solderability 1. use of sn-63pb solder bath *solder bath temperature=230 degrees *dipping time=5seconds *number of times=once *use of r-type flux 2. use of sn-3.0ag-0.5cu solder bath *solder bath temperature=245 degrees *dipping time=5seconds *the number of times=once *use of r-type flux
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 4 electrical characteristics (unless otherwise specified, v cc = 5.0 v, ta = 25c) characteristics symbol test circuit test condition min typ. max unit supply voltage v cc ? ? 4.5 5.0 5.5 v supply current i cc (1) max:vcc=5.5v ? ? 2.5 ma (op-amp1) characteristics symbol test circuit test condition min typ. max unit input current iin1 (2) ? ? 35 80 na output dynamic range vod1 (3) ? 0.3 ? vcc-0.3 v output source current iso1 (4) voh = v cc ? 0.3 v 100 250 ? a output sink current isi1 (5) vol = 0.3 v 2 11 ? ma (op-amp2) characteristics symbol test circuit test condition min typ. max unit input current iin2 (6) ? ? 35 80 na output dynamic range vod2 (7) ? 0.3 ? vcc-0.3 v output source current iso2 (8) voh = v cc ? 0.3 v 100 190 ? a output sink current isi2 (9) vol = 0.3 v 2 11 ? ma output dc voltage vo2 5pin - 6pin: short circuit, 8pin - 9pin: short circuit, 8pin output voltage:2.0v setup. (the voltage input from 10pin) 0.98 1.00 1.02 v (op-amp3) characteristics symbol test circuit test condition min typ. max unit input current iin3 (10) ? ? 35 80 na output dynamic range vod3 (11) ? 0.3 ? vcc-0.3 v output source current iso3 (12) voh = v cc ? 0.3 v 100 180 ? a output sink current isi3 (13) vol = 0.3 v 2 11 ? ma output dc voltage vo3 (14) ? 1.86 2.00 2.14 v (window comparator) characteristics symbol test circuit test condition min typ. max unit hysteresis width vwhys (15) ? 100 150 200 mv detection voltage level (high side) vwsh (16) ? 2.79 3.00 3.21 v detection voltage level (low side) vwsl (16) ? 0.93 1.00 1.07 v output sink current iwsi (17) vol = 0.3 v 0.30 1.39 ? ma
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 5 electrical characteristics (2) --- reference data for application (note) (op-amp1) characteristics symbol test circuit test condition min typ. max unit gbw (cutoff frequency) ft1 ? ? 2.0 3.0 ? mhz openloop gain gvo1 ? ? 80 90 ? db offset voltage voff1 ? ? ? 5 0 5 mv (op-amp2) characteristics symbol test circuit test condition min typ. max unit gbw (cutoff frequency) ft2 ? ? 2.0 3.0 ? mhz openloop gain gvo2 ? ? 85 95 ? db (op-amp3) characteristics symbol test circuit test condition min typ. max unit gbw (cutoff frequency) ft3 ? ? 1.5 2.0 ? mhz openloop gain gvo3 ? ? 85 95 ? db
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 6 test circuit supply current input current=a1/2 1 2 3 4 5 10 9 8 7 6 vcc op-amp1 input current 1 2 3 4 5 10 9 8 7 6 output dynamic range (low side)(high side) vcc v 1 2 3 4 5 10 9 8 7 6 a vcc op-amp1 output source current op-amp1 output sink current 1.0v vcc-0.3v 1 2 3 4 5 10 9 8 7 6 a vcc 0.3v 3.5v 2.5v 2.5v 2.5v 2.5v 1.0v & 3.0v a1 a vcc 1 2 3 4 5 10 9 8 7 6 510 15p 510 360 16 1 750 7.5 75k 2.5v 100 18
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 7 op-amp2 output source current 1 2 3 4 5 10 9 8 7 6 a vcc vcc-0.3v 1.0v 2.5v 1 2 3 4 5 10 9 8 7 6 op-amp2 output dynamic range (low side)(high side) vcc v 2.5v 1.0v & 3.0v op-amp2 output sink current 1 2 3 4 5 10 9 8 7 6 vcc 3.5v 2.5v a 0.3v 1 2 3 4 5 10 9 8 7 6 vcc op-amp3 input current a 1 2 3 4 5 10 9 8 7 6 op-amp3 output dynamic range (low side)(high side) vcc v 1.0v & 3.0v 1 2 3 4 5 10 9 8 7 6 vcc op-amp input current 2.5v a
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 8 op-amp3 output sink current 1 2 3 4 5 10 9 8 7 6 vcc op-amp3 output dc voltage 1 2 3 4 5 10 9 8 7 6 vcc a 0.3v 3.5v v window-comparator hysteresis width window-comparator detection voltage level (high side)(low side) window-comparator output sink current 1 2 3 4 5 10 9 8 7 6 vcc op-amp3 output source current a vcc-0.3v 1.0v 1 2 3 4 5 10 9 8 7 6 vcc m2 10k 1.8k m1 1f 8.2k 1 2 3 4 5 10 9 8 7 6 vcc 0.3v a 1.5v 10k 100k 1 2 3 4 5 10 9 8 7 6 vcc m2 10k 1.8k m1 1f 8.2k 1000pf 1000pf
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 9 package dimensions weight: 0.04 g (typ.)
ta6042fng ta6042fng data sheet revision 0.9 2005-07-22 10 ? the information contained herein is subject to change without notice. ? the information contained herein is presented only as a guide for the applications of our products. no responsibility is assumed by toshiba for any infringement s of patents or other rights of the third parties which may result from its use. no license is granted by implic ation or otherwise under any patent or patent rights of toshiba or others. ? toshiba is continually working to improve the quality and reliability of its products. nevertheless, semiconductor devices in general can malfunction or fail due to their in herent electrical sensitivity and vulnerability to physical stress. it is the responsibility of the buyer, when utilizing toshiba products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such toshiba products could cause loss of human life, bodily injury or damage to property. in developing your designs, please ensure that toshiba products are used within specified operating ranges as set forth in the most recent toshiba products specifications. also, please keep in mind the precautions and conditions set forth in the ?handling guide for semiconductor devices,? or ?toshiba semiconductor reliability handbook? etc.. ? the toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). these toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunctio n or failure of which may cause loss of human life or bodily injury (?unintended usage?). unintended usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traf fic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. unintended usage of toshiba products listed in this document shall be made at the customer?s own risk. ? toshiba products should not be embedded to the downstream products which are prohibited to be produced and sold, under any law and regulations. 030619eaa restrictions on product use
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