GA3209 preliminary data sheet GA3209 doc.no.14437 - 2 [rev. february 2002] 1 features features features features ? highly configurable, versatile dsp platform high quality two-channel agc signal processing fully programmable via serial data interface high performance data converters - dual, over- sampled a/ds; over-sampled d/a with efficient switched-mode output power amp drives zero-bias 2-terminal receivers multiple communication rates up to 85.3kb/s thinstax? packaging - cic size multi-memory internal/external volume control volume control taper determined by external vc thinstax thinstax thinstax thinstax tm packaging packaging packaging packaging hybrid typical dimensions: 0.227 x 0.125 x 0.060 in (5.76 x 3.18 x 1.52 mm) description description description description the GA3209 hybrid is a programmable dsp system based on a two-channel compression circuit. it can be used as a platform for a wide range of hearing aid applications. it?s extensive programmability and compact size make it ideal for sophisticated cic applications. the reflowable thinstax? packaging enables easy use in bte applications. this very versatile dsp hybrid is capable of multiple configurations and has a wide range of functions. the GA3209 hybrid code programmed into the gc5050 controller chip is ?4?. block diagram block diagram block diagram block diagram mic pgnd t gnd gnd reg reg vc out- ms sda vb out+ GA3209 interface vc a/d channel 1 channel 2 eeprom regulator a/d a/d d/a hbridge 205n 60n 13n 70n 10 8 6 7 43 11 12 13 1 2 9 5 all resistors in ohms, all capacitors in farads unless otherwise stated. paragon paragon paragon paragon digital? digital? digital? digital? two two two two channel dsp channel dsp channel dsp channel dsp system system system system
14437 - 2 2 GA3209 pad connection pad connection pad connection pad connection absolute maximum rating absolute maximum rating absolute maximum rating absolute maximum rating operating temperature range -10c to 40c storage temperature range -20c to 70c absolute maximum power dissipation 25mw maximum operating supply voltage 1.5vdc absolute maximum supply voltage 2vdc reg reg gnd vc sda pgnd out- mic gnd t ms vb out+ 1 2 3 4 5 6 7 8 9 10 13 12 11 electrical characteristics electrical characteristics electrical characteristics electrical characteristics conditions: supply voltage v b = 1.3v; temperature = 25c parameter symbol conditions min typ max units hybrid current amp see current consumption section - 700 - a minimum operating supply voltage v boff ramp down 0.94 1.0 1.05 v supply voltage turn on threshold v bon ramp up 1.06 1.10 1.16 v supply voltage hysteresis 90 100 110 mv supply voltage during communication v bc during communication 1.19 1.35 1.5 v hybrid current during communication p programming (<5 ms) - 3.7 - ma eeprom burn cycles note 2 100k - - cycles low frequency system bandwidth - 125 - hz high frequency system bandwidth -16-khz total maximum system gain a v v in = -95 dbv @ 3khz; squelch disabled see note 1. -83-db converter gain a conv a/d + d/a gain. - 29 - db total harmonic distortion thd v in = -40 dbv - - 1 % thd at maximum input thd m v in = -15 dbv, hrx - on - - 3 % clock frequency ? clk 1.945 2.048 2.151 mhz regulator regulator voltage v reg 0.90 0.95 1.00 v regulator supply rejection psrr reg -50-db input input referred noise irn bandwidth 100hz - 8khz - - -106 dbv input impedance z in -16-k ? anti-alias filter rejection (input referred) ?=? clk -8khz, v in = -40dbv - 80 - db maximum input level --15-dbv input dynamic range hrx - on, bandwidth 100hz - 8khz - 95 - db audio sample rate -32-khz a/d dynamic range bandwidth 100hz - 8khz - 86 - db mic - telecoil isolation identical front and rear channel configuration - 30 - db
gennum corporation 14437 - 2 3 GA3209 support software support software support software support software all support software for the GA3209 is available from gennum web site www.gennum.com/hip/software/paragon_sw.html fig. 1 test circuit output maximum rms output voltage 0dbfs ? = 1khz - -1 - dbv d/a dynamic range bandwidth 100hz - 8khz - 80 - db output impedance z out note 2 - - 20 ? volume control volume control resistance r vc - 200 - k ? volume control range ? a 47.5 48.13 48.5 db ms input pull down resistance -1-m ? logic 1 voltage v reg -v b v sda input logic 0 voltage note 2 0 - 0.3 v logic 1 voltage note 2 1 - 1.3 v sda output standby pull up current 1.4 2 2.6 a sync pull up current 450 500 550 a logic 0 current (pull down) 225 250 275 a logic 1 current (pull up) 225 250 275 a synchronization time (synchronization pulse width) t sync baud = 0 baud = 1 baud = 2 237 118 59 250 125 62.5 263 132 66 s s s note 1: total system gain consists of: wideband system gain + high and low independent channel gains + converter gain total system gain is calibrated during cal/config process. note 2: sample tested. electrical characteristics electrical characteristics electrical characteristics electrical characteristics (continued) (continued) (continued) (continued) conditions: supply voltage v b = 1.3v; temperature = 25c parameter symbol conditions min typ max units 3k9 1k lp filter out v b 200k mic pgnd t gnd gnd reg reg vc out- ms sda vb out+ GA3209 interface vc a/d channel 1 channel 2 eeprom regulator a/d a/d d/a hbridge 205n 60n 13n 70n 2 13 1 12 11 3 4 7 6 8 10 9 5 all resistors in ohms, all capacitors in farads unless otherwise stated.
14437 - 2 4 GA3209 fig. 2 typical application circuit fig. 3 assembly diagram v b pgnd t vc out- out+ ms sda v b 200k GA3209 interface vc a/d channel 1 channel 2 eeprom regulator a/d a/d d/a hbridge 205n 60n 13n 70n mic gnd gnd reg reg 2 1 13 12 11 3 4 7 6 8 10 9 5 all resistors in ohms, all capacitors in farads unless otherwise stated. vc t-coil sw(n.o.) + - cs44 rec mic +
14437 - 2 5 gennum corporation mailing address: p.o. box 489, stn a, burlington ontario, canada l7r 3y3 tel. +1 (905) 632-2996 fax: +1 (905) 632-2814 shipping address: 970 fraser drive, burlington, ontario, canada l7l 5p5 gennum japan corporation c-101, miyamae village, 2-10-42 miyamae, suginami-ku, tokyo 168-0081, japan tel. +81 (3) 3334-7700 fax: +81 (3) 3247-8839 gennum corporation assumes no responsibility for the use of any circuits described herein and makes no representations that th ey are free from patent infringement. ? copyright march 2000 gennum corporation. all rights reserved. printed in canada. GA3209 package dimensions package dimensions package dimensions package dimensions GA3209 1 2 3 4 5 6 13 12 11 10 9 8 7 dimension units are in inches. dimensions in parentheses are in millimetres, converted from inches and include minor rounding errors. 1.0000 inches = 25.400mm dimension tolerances: 0.003 (0.08) unless otherwise stated. work order number: xxxxxx minimum pad size: 0.022 x 0.042 (0.56 x 1.05) this hybrid is designed for either point-to-point manual soldering or for reflow according to gennum's reflow process (information note 521-45). 0.227 (5.76) 0.125 (3.18) 0.065 max (1.65) 0.0282 (0.717) 0.0190 (0.482) pad location pad location pad location pad location pa d no. pad position pad dimension x y xdim ydim 1 0 0 22.2 41.5 2 -31.1 3 23.6 47.5 3 -62.9 3 23.6 47.5 4 -94.7 3 23.6 47.5 5 -126.5 3 23.6 47.5 6 -189.45 3 22.3 47.5 7 -189.45 65.5 22.3 47.5 8 -158.35 65.5 23.5 47.5 9 -126.5 65.5 23.6 47.5 10 -94.7 65.5 23.6 47.5 11 -62.9 65.5 23.6 47.5 12 -31.1 65.5 23.6 47.5 13 0 68.5 22.2 41.5 1 0 0 0.564 1.054 2 -0.790 0.076 0.599 1.207 3 -1.598 0.076 0.599 1.207 4 -2.405 0.076 0.599 1.207 5 -3.213 0.076 0.599 1.207 6 -4.812 0.076 0.566 1.207 7 -4.812 1.664 0.566 1.207 8 -4.022 1.664 0.597 1.207 9 -3.213 1.664 0.599 1.207 10 -2.405 1.664 0.599 1.207 11 -1.598 1.664 0.599 1.207 12 -0.790 1.664 0.599 1.207 13 0 1.740 0.564 1.054 caution electrostatic sensitive devices do not open packages or handle except at a static-free workstation document identification preliminary data sheet the product is in a preproduction phase and specifications are subject to change without notice. revision notes: correction to package dimensions diagram. for latest product information, visit www.gennum.com
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