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ha12134a, ha12135a, ha12136a dolby b-type noise reduction system ade-207-016b (z) 3rd edition jun. 1999 description the ha12134a, ha12135a, ha12136a are silicon monolithic bipolar ic series providing dual channel dolby b-type noise reduction system* in one chip. the circuit is used primarily to reduce the level of background noise introduced during recording and playback of audio signals on magnetic tape. ha12134a series provide the following functions and features. functions dual dolby b-type nr processor nr on/off control switch. record (encode)/playback (decode) control switch. features separate record/playback input and output. unprocessed signal output available in the encode and decode modes. reduction of external components count. small capacitor value for the reference voltage. nr on/off switching and rec/pb switching are provided internally. 2-type package (dp-16, fp-16da) wide range of operating supply voltage. * dolby is a trademark of dolby laboratories licensing corporation. a license from dolby laboratories licensing corporation is required for the use of this ic.
ha12134a, ha12135a, ha12136a 2 ordering information type no dolby level (mvrms) package ha12134a 300 dp-16 ha12134af fp-16da ha12135a 450 dp-16 ha12135af fp-16da ha12136a 580 dp-16 HA12136AF fp-16da block diagram gnd + bias sw buf amp buf amp sw side chain side chain 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 rec in v pb in v nr on/off ref + 22 0.22 22 k pb out det rec out rec out 0.22 det pb out 22 k 18 k rec/pb bias pb in rec in cc 1
ha12134a, ha12135a, ha12136a 3 absolute maximum ratings (ta = 25 c, unless otherwise specified.) item symbol rating unit note supply voltage vccmax 16 v power dissipation pd 250 mw ta 85 c operating temperature topr ?0 to +85 c storage temperature tstg ?5 to +125 c lead temperature ti 260 c note 1 note: 1. soldering 10 sec.
ha12134a, ha12135a, ha12136a 4 electrical characteristics (ta = 25 c, v cc = 12 v, unless otherwise specified.) item symbol min typ max unit test conditions operating voltage ha12134a vope 6.5 12.0 16.0 v enable functional operations ha12135a 8.0 12.0 16.0 ha12136a 9.5 12.0 16.0 quiescent current i q 7 ma no signal, rec nr-on voltage gain of ha12134a g via 21.0 23.0 25.0 db pin 1 ? pin 6 input amp ha12135a 24.5 26.5 28.5 (pin 16 ? pin 11) ha12136a 26.5 28.5 30.5 vout = 0 db, f = 1 khz nr encode boost v 8 (9) (nr on) enc-1.4 k (1) 2.9 4.4 5.9 db f = 1.4 khz v 8 (9) (nr off) = ?0 db v 8 (9) (nr off) enc-1.4 k (2) 6.0 7.5 9.0 db f = 1.4 khz v 8 (9) (nr off) = ?0 db enc-5 k (1) 1.7 3.2 4.7 db f = 5 khz v 8 (9) (nr off) = ?0 db enc-5 k (2) 6.7 8.2 9.7 db f = 5 khz v 8 (9) (nr off) = ?0 db enc-10 k (1) ?.1 0.4 1.9 db f = 10 khz v 8 (9) (nr off) = 0 db enc-10 k (2) 9.8 10.4 11.8 db f = 10 khz v 8 (9) (nr off) = ?0 db t.h.d (rec) t.h.d (rec) 0.05 0.3 % f = 1 khz v 8 (9) (nr on) = 0 db signal handling ha12134a vomax 12.0 13.0 db f = 1 khz, v cc = 6.5 v ha12135a (rec) t.h.d = 1% v cc = 8.0 v ha12136a v cc = 9.5 v signal/noise ratio (rec) s/n (rec) 62.0 68.0 db rg = 5.1 k w weighted ccir/arm crosstalk (enc) (pin 8 ?pin 9) ct r ? l l ? r 52.0 60.0 db f = 1 khz nr off control voltage for rec/pb rec 2.5 v cc v rec/pb 22 k measure 12 pb 0.0 0.5 control voltage for nr on/off on 2.5 v cc v 22k measure nr on/off 5 off 0.0 0.5 channel balance d g via ?.0 0.0 1.0 db
ha12134a, ha12135a, ha12136a 5 electrical characteristics (ta = 25 c, v cc = 12 v, unless otherwise specified.) (cont) item symbol min typ max unit test conditions offset voltage v 8 (9) (nr-on) v 8 (9) (nr-off) d vorec ?0 0.0 50 mv rec mode v cc = 16.0 v test circuit + + + notes: 1. resistor tolerances are 1% 2. capacitor tolerances are 1% 3. unit r: c: f rec in 16 15 14 13 12 11 10 9 8 7 6 5 4 3 1 gnd pb in bias rec/ pb pb out det rec out rec in vcc pb in v nr on/off pb out det rec out ac volt meter hp 400e or equivalent distortion analyzer hp339a or equivalent oscilloscope tektro 475 or equivalent noise meter with ccir/ arm filter dc power source audio sg hp339a or equivalent sw2 off on r10 10k sw9 0.68 c11 c12 p r 1 r11 5.1k r l r1 5.1k sw1 sw3 r2 10k 0.68 1 + + + + off on sw10 c3 100 c4 1 on off sw4 c13 22 r3 22k c5 0.22 + + c7 c6 10 10 r4 10k sw5 r p p r sw6 r6 10k + + r p sw7 r7 10k c9 c10 0.22 r8 22k sw8 pb rec r9 18k to vcc 2 w ref 10 10 c8 c1 c2 r5 10k
ha12134a, ha12135a, ha12136a 6 pin description (ta = 25 c, v cc = 12 v, no signal, the value in the table show typical value.) pin no. symbol r (in) vdc equivalent circuit description 1, 16 rec in 56 k w 6.0 v v gnd v /2 56k cc cc recording (encode) input 2v cc 12.0 v power supply 3, 14 pb in 100 k w 6.0 v v gnd v /2 100k cc cc playback (decode) input 4v ref 6.0 v reference voltage 5 nr on/off v 4 v be 3 v be gnd 1k cc 100k mode control pin for nr on/off ? ? nr on ? ? nr off 6, 11 pb out 6.0 v v gnd 100 100 cc playback (decode) output
ha12134a, ha12135a, ha12136a 7 pin description (ta = 25 c, v cc = 12 v, no signal, the value in the table show typical value.) (cont) pin no. symbol r (in) vdc equivalent circuit description 7, 10 det 1.3 v gnd v cc time constant pin for the level detector 8, 9 rec out 6.0 v v gnd 100 100 cc recording (encode) output 12 rec/pb v 4 v be 3 v be gnd 1k cc 100k mode control pin for rec/pb (encode/decode) ?? ? rec (encode) ?? ? pb (decode) 13 bias 1.0 v v gnd cc reference current input pin for the active filters 15 gnd 0 v ground
ha12134a, ha12135a, ha12136a 8 10 8 6 4 2 0 4681012141618 supply voltage vcc [v] quiescent current i [ma] q no signal ha12134a/5a/6a nr-on nr-off figure 1 quiescent current vs. supply voltage 3.0 2.5 2.0 1.5 1.0 0 4 6 8 10 1214 1618 supply voltage vcc [v] control voltage (rec/pb) [v] 0.5 ha12134a/5a/6a rec mode pb mode figure 2 rec/pb control voltage vs. supply voltage
ha12134a, ha12135a, ha12136a 9 3.0 2.5 2.0 1.5 1.0 0 4 6 8 10 1214 1618 supply voltage vcc [v] control voltage (nr-on/off) [v] 0.5 ha12134a/5a/6a nr-on nr-off figure 3 nr-on/off control voltage vs. supply voltage 12 10 8 6 4 2 0 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k ha12136a frequency [hz] encode boost [db] 12 v ?0 db 9.5 v ?0 db ?0 db ?0 db 0 db 16 v figure 4 encode boost vs. frequency
ha12134a, ha12135a, ha12136a 10 100 300 600 1 k 3 k 6 k 10 k 30 k 60 k frequency [hz] 100 k 300 k 600 k 1 m 0 10 20 30 output gain gv [db] ha12136a pb out nr?n/off rec out nr?ff figure 5 rec mode output gain vs. frequency 100 300 600 1 k 3 k 6 k 10 k 30 k 60 k frequency [hz] 100 k 300 k 600 k 1 m 0 10 20 30 output gain gv [db] ha12136a pb out nr?ff rec out nr?ff rec out nr?n figure 6 pb mode output gain vs. frequency
ha12134a, ha12135a, ha12136a 11 100 200 400 1 k 2 k 4 k 6 k 10 k 20 k frequency [hz] ha12136a nr?n nr?ff ?0 ?0 ?0 ?0 0 ripple rejection ratio r.r.r. [db] figure 7 rec mode ripple rejection ratio vs. frequency 100 200 400 1 k 2 k 4 k 10 k 20 k frequency [hz] ha12136a nr?n ?0 ?0 ?0 ?0 ?0 ripple rejection ratio r.r.r. [db] nr?ff figure 8 pb mode ripple rejection ratio vs. frequency
ha12134a, ha12135a, ha12136a 12 ?5 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12136a v = 12 v 1 khz 100 hz 10 khz cc figure 9 rec nr-off total harmonic distortion vs. output level ?5 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12136a v = 12 v 1 khz 100 hz 10 khz cc figure 10 rec nr-on total harmonic distortion vs. output level
ha12134a, ha12135a, ha12136a 13 ?5 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12136a v = 12 v 1 khz 100 hz 10 khz cc figure 11 pb nr-off total harmonic distortion vs. output level ?5 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12136a v = 12 v 1 khz 100 hz 10 khz ?0 cc figure 12 pb nr-on total harmonic distortion vs. output level
ha12134a, ha12135a, ha12136a 14 20 19 18 17 16 15 13 14 12 11 10 8 9 10 11 12 13 14 15 16 supply voltage v [v] maximum output level v [db] omax ha12136a pb nr-on rec nr-off pb nr-off rec nr-on cc figure 13 maximum output level vs. supply voltage 90 85 80 75 70 supply voltage v [v] 8 65 60 55 s/n [db] 10 12 14 16 18 ha12136a pb nr-on rec nr-off pb nr-off rec nr-on cc figure 14 rec/pb signal to noise ratio vs. supply voltage
ha12134a, ha12135a, ha12136a 15 12 10 8 6 4 2 0 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k ha12135a frequency [hz] encode boost [db] 12 v ?0 db 8.0 v ?0 db ?0 db ?0 db 0 db 16 v figure 15 encode boost vs. frequency 100 300 600 1 k 3 k 6 k 10 k 30 k 60 k frequency [hz] 100 k 300 k 600 k 1 m 0 10 20 30 output gain gv [db] ha12135a pb out nr?n/off rec out nr?ff figure 16 rec mode output gain vs. frequency
ha12134a, ha12135a, ha12136a 16 100 300 600 1 k 3 k 6 k 10 k 30 k 60 k frequency [hz] 100 k 300 k 600 k 1 m 0 10 20 30 output gain gv [db] ha12135a rec out nr?ff pb?ut nr?ff rec out nr?n figure 17 pb mode output gain vs. frequency 100 200 400 1 k 2 k 4 k 10 k 20 k frequency [hz] ha12135a ?0 ?0 ?0 ?0 ripple rejection ratio r.r.r. [db] ?0 nr?ff nr?n figure 18 rec mode ripple rejection ratio vs. frequency
ha12134a, ha12135a, ha12136a 17 100 200 400 1 k 2 k 4 k 10 k 20 k frequency [hz] ha12135a ?0 ?0 ?0 ?0 ripple rejection ratio r.r.r. [db] ?0 nr?ff nr?n figure 19 pb mode ripple rejection ratio vs. frequency ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12135a v = 12 v 1 khz 100 hz 10 khz cc figure 20 rec nr-off total harmonic distortion vs. output level
ha12134a, ha12135a, ha12136a 18 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12135a v = 12 v 1 khz 100 hz 10 khz cc figure 21 rec nr-on total harmonic distortion vs. output level ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12135a v = 12 v 1 khz 100 hz 10 khz cc figure 22 pb nr-off total harmonic distortion vs. output level
ha12134a, ha12135a, ha12136a 19 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12135a v = 12 v 1 khz 100 hz 10 khz cc figure 23 pb nr-on total harmonic distortion vs. output level 20 18 16 14 12 10 8 9 10 11 12 13 14 15 16 supply voltage v [v] maximum output level v [db] omax ha12135a pb nr-on rec nr-off pb nr-off rec nr-on 22 7 cc figure 24 maximum output level vs. supply voltage
ha12134a, ha12135a, ha12136a 20 90 85 80 75 70 supply voltage v [v] 8 65 60 55 s/n [db] 10 12 14 16 18 ha12135a pb nr-on rec nr-off pb nr-off rec nr-on 6 cc figure 25 rec/pb signal to noise ratio vs. supply voltage 12 10 8 6 4 2 0 100 200 500 1 k 2 k 5 k 10 k 20 k 50 k 100 k ha12134a frequency [hz] encode boost [db] 12 v ?0 db 6.5 v ?0 db ?0 db ?0 db 0 db 16 v figure 26 encode boost vs. frequency
ha12134a, ha12135a, ha12136a 21 100 300 600 1 k 3 k 6 k 10 k 30 k 60 k frequency [hz] 100 k 300 k 600 k 1 m 0 10 20 30 output gain gv [db] ha12134a pb out nr?n/off rec out nr?ff figure 27 rec mode output gain vs. frequency 100 300 600 1 k 3 k 6 k 10 k 30 k 60 k frequency [hz] 100 k 300 k 600 k 1 m 0 10 20 30 output gain gv [db] ha12134a pb out nr?ff rec out nr?ff rec out nr?n figure 28 pb mode output gain vs. frequency
ha12134a, ha12135a, ha12136a 22 100 200 400 1 k 2 k 4 k 10 k 20 k frequency [hz] ha12134a ?0 ?0 ?0 ?0 ripple rejection ratio r.r.r. [db] ?0 nr?ff nr?n figure 29 rec mode ripple rejection ratio vs. frequency 100 200 400 1 k 2 k 4 k 10 k 20 k frequency [hz] ha12134a ?0 ?0 ?0 ?0 ripple rejection ratio r.r.r. [db] ?0 nr?ff nr?n figure 30 pb mode ripple rejection ratio vs. frequency
ha12134a, ha12135a, ha12136a 23 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12134a v = 12 v 1 khz 100 hz 10 khz 25 cc figure 31 rec nr-off total harmonic distortion vs. output level ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12134a v = 12 v 1 khz 100 hz 10 khz 25 cc figure 32 rec nr-on total harmonic distortion vs. output level
ha12134a, ha12135a, ha12136a 24 ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12134a v = 12 v 1 khz 100 hz 10 khz 25 cc figure 33 pb nr-off total harmonic distortion vs. output level ?0 ?5 ?0 ? 0 5 10 15 20 0.01 0.03 0.1 0.3 1.0 3 10 v [db] out t.h.d. [%] ha12134a v = 12 v 1 khz 100 hz 10 khz 25 cc figure 34 pb nr-on total harmonic distortion vs. output level
ha12134a, ha12135a, ha12136a 25 20 18 16 14 12 8 9 10 11 12 13 14 15 16 supply voltage v [v] maximum output level v [db] omax ha12134a pb nr-on rec nr-off, pb nr-off rec nr-on 22 7 6 5 24 26 cc figure 35 maximum output level vs. supply voltage 90 85 80 75 70 supply voltage v [v] 8 65 60 55 s/n [db] 10 12 14 16 18 ha12134a pb nr-on rec nr-off pb nr-off rec nr-on 6 4 cc figure 36 rec/pb signal to noise ratio vs. supply voltage
ha12134a, ha12135a, ha12136a 26 package dimensions hitachi code jedec eiaj weight (reference value) dp-16 conforms conforms 1.07 g unit: mm 6.30 19.20 16 9 8 1 1.3 20.00 max 7.40 max 7.62 0.25 + 0.13 ?0.05 2.54 0.25 0.48 0.10 0.51 min 2.54 min 5.06 max 0 ?15 1.11 max hitachi code jedec eiaj weight (reference value) fp-16da conforms 0.24 g unit: mm *dimension including the plating thickness base material dimension *0.22 0.05 *0.42 0.08 0.12 0.15 m 2.20 max 5.5 10.06 0.80 max 16 9 1 8 10.5 max + 0.20 ?0.30 7.80 0.70 0.20 0 ?8 0.10 0.10 1.15 1.27 0.40 0.06 0.20 0.04
ha12134a, ha12135a, ha12136a 27 cautions 1. hitachi neither warrants nor grants licenses of any rights of hitachi? or any third party? patent, copyright, trademark, or other intellectual property rights for information contained in this document. hitachi bears no responsibility for problems that may arise with third party? rights, including intellectual property rights, in connection with use of the information contained in this document. 2. products and product specifications may be subject to change without notice. confirm that you have received the latest product standards or specifications before final design, purchase or use. 3. hitachi makes every attempt to ensure that its products are of high quality and reliability. however, contact hitachi? sales office before using the product in an application that demands especially high quality and reliability or where its failure or malfunction may directly threaten human life or cause risk of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation, traffic, safety equipment or medical equipment for life support. 4. design your application so that the product is used within the ranges guaranteed by hitachi particularly for maximum rating, operating supply voltage range, heat radiation characteristics, installation conditions and other characteristics. hitachi bears no responsibility for failure or damage when used beyond the guaranteed ranges. even within the guaranteed ranges, consider normally foreseeable failure rates or failure modes in semiconductor devices and employ systemic measures such as fail- safes, so that the equipment incorporating hitachi product does not cause bodily injury, fire or other consequential damage due to operation of the hitachi product. 5. this product is not designed to be radiation resistant. 6. no one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from hitachi. 7. contact hitachi? sales office for any questions regarding this document or hitachi semiconductor products. hitachi, ltd. semiconductor & integrated circuits. nippon bldg., 2-6-2, ohte-machi, chiyoda-ku, tokyo 100-0004, japan tel: tokyo (03) 3270-2111 fax: (03) 3270-5109 copyright ? hitachi, ltd., 1998. all rights reserved. printed in japan. hitachi asia pte. ltd. 16 collyer quay #20-00 hitachi tower singapore 049318 tel: 535-2100 fax: 535-1533 url northamerica : http:semiconductor.hitachi.com/ europe : http://www.hitachi-eu.com/hel/ecg asia (singapore) : http://www.has.hitachi.com.sg/grp3/sicd/index.htm asia (taiwan) : http://www.hitachi.com.tw/e/product/sicd_frame.htm asia (hongkong) : http://www.hitachi.com.hk/eng/bo/grp3/index.htm japan : http://www.hitachi.co.jp/sicd/indx.htm hitachi asia ltd. taipei branch office 3f, hung kuo building. no.167, tun-hwa north road, taipei (105) tel: <886> (2) 2718-3666 fax: <886> (2) 2718-8180 hitachi asia (hong kong) ltd. group iii (electronic components) 7/f., north tower, world finance centre, harbour city, canton road, tsim sha tsui, kowloon, hong kong tel: <852> (2) 735 9218 fax: <852> (2) 730 0281 telex: 40815 hitec hx hitachi europe ltd. electronic components group. whitebrook park lower cookham road maidenhead berkshire sl6 8ya, united kingdom tel: <44> (1628) 585000 fax: <44> (1628) 778322 hitachi europe gmbh electronic components group dornacher stra b e 3 d-85622 feldkirchen, munich germany tel: <49> (89) 9 9180-0 fax: <49> (89) 9 29 30 00 hitachi semiconductor (america) inc. 179 east tasman drive, san jose,ca 95134 tel: <1> (408) 433-1990 fax: <1>(408) 433-0223 for further information write to:

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