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| AU6802 High-speed, Digital-Tracking, Complete Angle Detector 10/12-Bit Resolver-to-Digital Converter IC I Features (1) Vehicle-mount quality Quality level : Transportation equipment involved with safety Operating temperature range : -40 ~ +125C (2) High accuracy (3) Simple to use Real time output (High tracking rate : 240,000 rpm for 10 bit resolution) Single power supply of DC5V (Integrated oscillator for exciting resolver : 10/20 kHz) Small size and light weight (10 X 10mm, Pin interval : 0.65mm, 52pins TQFP, Mass. 0.3gram) Built-in test (Abnormality detection) function Pulse / Parallel / Bus serial output (Selectable) Resolution of 10/12 bits (Selectable) Capable to set the number of poles for UVW (Selectable from X 1, 2, 3, 4) Clock input (20MHz) : External CLK input / Crystal resonator / Ceramic resonator (Selectable) I Outline 0.65 39 40 27 0.38 0.22 26 0.13 M 52 1 7.80 TYP 13 10.20 9.80 SQ 12.20 11.80 SQ 14 1.05 0.95 I Specifications Resolution Conversion Accuracy Settling time Tracking rate Response 2 phase pulse signal Source dissipation Operating temperature Storage temperature Humidity Mass 1,024 (=210) 2LSB 0.5 ms 4,000s (240,000rpm) -1 Seating Plane 1.20 Max 0.10 4,096 (=212) 4LSB (Sorting)0 0 8LSB (Standard) 2 ms 1,000s (60,000rpm) -1 For 1 revolution of electric angle As static absolute accuracy in electric angle For step input of 179 in electric angle As maximum tracking rate in electric angle As output response delay in electric angle 0.2 max. / 10,000rpm 0.4 max. / 10,000rpm 256 C/T 1,024 C/T DC 5V 5% 45mA Max (30mA Typ.) -40 ~ +125C -65 ~ +150C 90%RH Max 1g Max TAMAGAWA SEIKI CO., LTD. I FUNCTIONAL BLOCK DIAGRAM Smartcoder (AU6802) SER. I/F DATA SCK SERIAL. OUTPUT COS ROM sin *cos *f(t) sin * f(t) S2 S4 S1 S3 + - + - 10 Bits MULT. D/A CONV. 10 Bits MULT. D/A CONV. + - CMP PHA.CONT. SYN.RECT. COMP. 12 Bits COUNTER PAR. I/F PARALLEL OUTPUT (10/12 Bits) cos * f(t) E=sin [ - ]*f(t) cos * sin *f(t) SIN ROM PUL. OP. GEN. LOG. PULSE OUTPUT A,B,Z,U,V,W,U1,V1,W1 EXCITE SIGNAL INPUT R1E f(t) R2E EXCITE SOURCE OUTPUT f(t) RSO f(t) + CMP - SYN.PHA.DET. WIRE BK.DET. SELF DIAG. (ERR DETE.) SYS. CONT. EXT.SIG.GEN. RESOLUTION SET. (10/12 Bits) U,V,W,NUMBER OF POLE SET (X1,2,3,4) SELF DIAGNO OUTPUT CLK(20MHz) I/O CONTROL SIGNAL SYSTEM CONTROL SIGNAL I PIN DESCRIPTION PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 SYMBOL R1E R2E Vcc SINMNT S4 S2 A.GND S1 S3 COSMNT Vcc RSO COM A.GND MDSEL SYRB XSEL1 XSEL2 OUTMD SCSB DATA SCK VDD XTAL CLKIN D.GND FORM FUNCTION PIN NO. SYMBOL FORM A/I EXT. EXCIT. IP. 27 Do D/O (BUS) A/I (DIF. IP.) 28 D1 D/O (BUS) -- -- ANALOGUE SOURCE 29 D2 D/O (BUS) A/O SIN. MONITOR 30 D3 D/O (BUS) A/I SIN. IP. 31 D4 D/O (BUS) A/I (DIF. IP.) 32 D5 D/O (BUS) -- -- ANALOGUE GND 33 D.GND -- -- A/I COS. IP. 34 D6 D/O (BUS) A/I (DIF. IP.) 35 D7 D/O (BUS) A/O COS. MONITOR 36 D8 D/O (BUS) -- -- ANALOGUE SOURCE 37 D9 D/O (BUS) A/O SIG. FOR EXCIT. 38 D10 D/O (BUS) A/O COMMON (2.5V) 39 D11 D/O (BUS) -- -- ANALOGUE GND 40 D.GND -- -- D/I RES. SELECT 41 CSB D/I D/I REF.SYNC. 42 RDB D/I D/I 43 INHB(RD) D/I UVW P SEL. D/I 44 PRTY D/O (BUS) D/I OP. SEL. 45 ERRHLD D/O D/I SERIAL CSB. 46 ERRSTB D/I D/O SERIAL DATA 47 FSEL1 D/I D/I SERIAL LOCK 48 FSEL2 D/I -- -- DIGITAL SOURCE 49 VDD -- -- -- -- OSC. CONN. 50 TEST1 D/I D/I EXTERNAL CLK INPUT 51 TEST2 D/I -- -- DIGITAL GND 52 A.GND -- -- A/O ANALOG OUTPUT. D/I DIGITAL INPUT. D/O DIGITAL OUTPUT. FUNCTION PRTY/ 12 ERRHLD/ 11 ERR/ 10 W1/ 9 V1/ 8 U1/ 7 DIGITAL GND Wch./ 6 Vch./ 5 Uch./ 4 Zch./ 3 Bch./ 2 Ach./ 1 DIGITAL GND CHIP SELECT LEAD INHIBIT PARITY ERROR HOLD ERROR RESET FREQUENCY SELECT FREQUENCY SELECT DIGITAL SOURCE TEST MODE SET TEST MODE SET ANALOGUE GND A/I ANALOG INPUT. TAMAGAWA TRADING CO.,LTD. A COMPANY OF TAMAGAWA SEIKI CO.,LTD. HEAD OFFICE : 1879 OHYASUMI, IIDA, NAGANO PREF, 395-8515, JAPAN PHONE : 0265-21-1840 FAX : 0265-21-1864 WARRANTY Tamagawa Seiki warrants that this product is free from defects in material or workmanship under normal use and service for a period of one year from the date of shipment from the factory. This warranty, however, excludes incidental and consequential damages caused by careless use of the product by the user. Even after the warranty period, Tamagawa Seiki offers repair service, with charge, in order to maintain the quality of the product. The MTBF (mean time between failures) of our product is quite long; yet, the predictable failure rate is not zero. The user is advised, therefore, that multiple safety means be incorporated in your system or product so as to prevent any consequential problems resulting from the failure of our product. TOKYO OFFICE : 3-19-9 SHINKAMATA, OHTA-KU, TOKYO 144-0054, JAPAN PHONE : 03-3731-2131 FAX : 03-3738-3134 9001 Certific a SO I te 0 0 1 Certificate on He do URL http://www.tamagawa-seiki.co.jp IS O ffi c e 14 a Specifications are subject to change without notice. '02.2 T12-1592N2. 3,000. 2002.2 |
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