TDA1581T Philips Semiconductors, TDA1581T Datasheet

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TDA1581T

Manufacturer Part Number
TDA1581T
Description
Decoder for traffic warning VWF radio transmissions
Manufacturer
Philips Semiconductors
Datasheet

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Preliminary specification
File under Integrated Circuits, IC01
DATA SHEET
TDA1581T
Decoder for traffic warning (VWF)
radio transmissions
INTEGRATED CIRCUITS
March 1992

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TDA1581T Summary of contents

Page 1

... DATA SHEET TDA1581T Decoder for traffic warning (VWF) radio transmissions Preliminary specification File under Integrated Circuits, IC01 INTEGRATED CIRCUITS March 1992 ...

Page 2

... TYPE NUMBER PINS TDA1581T 20 Note 1. SOT163-1; 1996 August 28. March 1992 GENERAL DESCRIPTION The TDA1581T decoder is for radio transmissions having 57 kHz amplitude-modulated subcarriers as used in the german ‘Verkehrs Warnfunk’ (VWF) traffic warning system. = 34.95 Hz and m = 60% for ‘BK-traffic area m CONDITIONS kHz ...

Page 3

... Philips Semiconductors Decoder for traffic warning (VWF) radio transmissions March 1992 3 Preliminary specification TDA1581T ...

Page 4

... V 13 AGC AGC I 14 prestage biasing current MPX input MPX V 16 filter input DK 16DK V 17 filter output DK 17DK 18 time delay reference current for BK, DK detector 19 GND 20 ground March 1992 Fig.2 Pin configuration. 4 Preliminary specification TDA1581T ...

Page 5

... Hz and m = 30% for DK signal. m CONDITIONS pin 7 pin kHz o9BK 9BK 15SK pin 3 high-Z pin 3 conducting ) 8- 1 < Preliminary specification TDA1581T MIN. TYP. MAX. UNIT 800 mW 55 +150 C 30 +80 C MIN ...

Page 6

... 1 < 100 5 8- Preliminary specification MIN. TYP. 600 670 3.1 3.6 0 120 = 680 k 16- 4.0 4.25 2 0.6 8 3.6 5 180 TDA1581T MAX. UNIT 750 mV 4 0 270 k ...

Page 7

... MIN iSK 3.0 note 1 note 2 380 iDK 3.1 note 1 note 2 600 ) don = 8 mV kHz; modulation-on. i(p-p) ) doff oBK 7 Preliminary specification TDA1581T TYP. MAX. UNIT 1 3.5 4 200 ms 500 700 ms 1 3.6 4.1 dB 750 1000 ms 750 1000 ms signal at ...

Page 8

... Philips Semiconductors Decoder for traffic warning (VWF) radio transmissions March 1992 8 Preliminary specification TDA1581T ...

Page 9

... Philips Semiconductors Decoder for traffic warning (VWF) radio transmissions Fig.4 BK signal voltage at pin function of frequency. Fig.5 DK signal voltage at pin function of frequency: f March 1992 = 125 Hz Preliminary specification TDA1581T 18. ...

Page 10

... Philips Semiconductors Decoder for traffic warning (VWF) radio transmissions Fig.6 Control characteristic of the SK amplifier at V March 1992 = 8 60% and Preliminary specification TDA1581T = 70. L ...

Page 11

... metallized polycarbonate film (MKC) capacitors; 5% metal film (MR) resistors; 2% metallized polyester film (MKT) capacitors; 5% carbon film (CR) resistors Preliminary specification and ----- - ------------------------------ - ------- - ------- - 2 R2 TDA1581T << R1 ...

Page 12

... REFERENCES JEDEC EIAJ MS-013AC 12 Preliminary specification detail 1.1 1.1 0.25 0.25 1.4 0.4 1.0 0.043 0.043 0.055 0.01 0.01 0.016 0.039 EUROPEAN PROJECTION TDA1581T SOT163 ( 0.9 0.1 0 0.035 0.004 0.016 ISSUE DATE 92-11-17 95-01-24 ...

Page 13

... Use only a low voltage soldering iron (less than 24 V) applied to the flat part of the lead. Contact time must be limited to 10 seconds 300 C. When using a dedicated tool, all other leads can be soldered in one operation within seconds between 270 and 320 C. 13 Preliminary specification TDA1581T ...

Page 14

... Philips customers using or selling these products for use in such applications their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. March 1992 14 Preliminary specification TDA1581T ...

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