TDA844

Manufacturer Part NumberTDA844
DescriptionOctuple 6-bit DACs with I2C-bus
ManufacturerPhilips Semiconductors
TDA844 datasheet
 


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DATA SHEET
TDA8444; TDA8444T;
TDA8444AT
Octuple 6-bit DACs with I
Product specification
Supersedes data of March 1991
File under Integrated Circuits, IC01
INTEGRATED CIRCUITS
2
C-bus
1999 Apr 29

TDA844 Summary of contents

  • Page 1

    ... DATA SHEET TDA8444; TDA8444T; TDA8444AT Octuple 6-bit DACs with I Product specification Supersedes data of March 1991 File under Integrated Circuits, IC01 INTEGRATED CIRCUITS 2 C-bus 1999 Apr 29 ...

  • Page 2

    ... SO16 TDA8444AT SO20 1999 Apr 29 2 C-bus The TDA8444 contains eight programmable 6-bit DAC outputs SO16) programmable address bits and one input (V set the maximum output voltage. Each DAC can be programmed separately by a 6-bit word to 64 values, but V determines the maximum output voltage for all MAX DACs ...

  • Page 3

    ... DAC0 DAC1 1999 Apr 29 2 C-bus BUS SLAVE RECEIVER DAC2 DAC3 DAC4 DAC2 DAC3 DAC4 Fig.1 Block diagram. 3 Product specification TDA8444; TDA8444T; TDA8444AT TDA8444 DAC5 DAC6 DAC7 DAC5 DAC6 DAC7 16 MGH513 ...

  • Page 4

    ... TDA8444; TDA8444T; TDA8444AT DESCRIPTION 2 C-bus slave receiver 2 C-bus slave receiver 2 C-bus slave receiver DAC7 V MAX 2 15 DAC6 SDA 3 14 DAC5 SCL 4 13 DAC4 TDA8444T n. DAC3 DAC2 DAC1 DAC0 MGL531 Fig.3 Pin configuration (TDA8444T; SO16). ...

  • Page 5

    ... subaddress bits don’t care data bits STOP condition. Valid addresses are: TDA8444 and TDA8444AT: 40H, 42H, 44H, 46H, 48H, 4AH, 4CH and 4EH TDA8444T: 48H, 4AH, 4CH and 4EH (A2 is always logic 1). All other addresses cannot be acknowledged by the circuit. The actual slave address depends on the programmable address bits A2, A1 and A0. This way up to eight circuits can be used on one I Valid instructions are: 00H to 0FH ...

  • Page 6

    ... The temperature coefficient for each of the outputs remains in all possible conditions well below 0.1 LSB per Kelvin. PARAMETER and Product specification TDA8444; TDA8444T; TDA8444AT . This means that EE EE input gives a means of compressing the DAC + V , while the 6-bit resolution MAX ...

  • Page 7

    ... MAX MAX 0.3 V SDA SCL SDA SCL Product specification TDA8444; TDA8444T; TDA8444AT CONDITIONS VALUE in free air 75 note 1 100 note 1 85 MIN. TYP. MAX. 4 170 250 2 ...

  • Page 8

    ... MAX data = 3FH data = 3FH data = 3FH swing ------------------------------- - V V with V + MAX o 00H V 2.0 – Product specification TDA8444; TDA8444T; TDA8444AT MIN. TYP. MAX. 0.1 V 0.5 CC 0.1 0.28 0.5 10.0 10.5 11.5 note 0.5 0.5 5 < 0.5 < 0 for V swing ...

  • Page 9

    ... V MAX = O(DAC) (V) V MAX = MAX = MAX = 1 V data (hex MAX CC Fig.6 9 Product specification TDA8444; TDA8444T; TDA8444AT data (hex) . DAC output voltage as a function of programmed value ...

  • Page 10

    ... C-bus scale (1) ( 1.40 0.53 0.32 21.8 6.48 1.14 0.38 0.23 21.4 6.20 0.021 0.013 0.055 0.86 0.26 0.015 0.009 0.84 0.045 0.24 REFERENCES JEDEC EIAJ MO-001AE 10 Product specification TDA8444; TDA8444T; TDA8444AT 3.9 8.25 9.5 2.54 7.62 3.4 7.80 8.3 0.15 0.32 0.37 0.10 0.30 0.31 0.13 0.33 EUROPEAN PROJECTION SOT38-1 ...

  • Page 11

    ... scale (1) ( 0.49 0.32 10.5 7.6 1.27 0.36 0.23 10.1 7.4 0.019 0.013 0.41 0.30 0.050 0.014 0.009 0.40 0.29 REFERENCES JEDEC EIAJ MS-013AA 11 TDA8444; TDA8444T detail 10.65 1.1 1.1 0.25 0.25 1.4 10.00 0.4 1.0 0.419 0.043 0.043 0.055 0.01 0.01 0.394 0.016 0.039 ...

  • Page 12

    ... scale (1) ( 0.49 0.32 13.0 7.6 10.65 1.27 0.36 0.23 12.6 7.4 10.00 0.019 0.013 0.51 0.30 0.419 0.050 0.014 0.009 0.49 0.29 0.394 REFERENCES JEDEC EIAJ MS-013AC 12 TDA8444; TDA8444T 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 Product specification ...

  • Page 13

    ... 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 Product specification TDA8444; TDA8444T; TDA8444AT ...

  • Page 14

    ... Philips. This specification can be ordered using the code 9398 393 40011. 1999 Apr 29 2 C-bus 2 C components conveys a license under the Philips’ system provided the system conforms to the I 14 Product specification TDA8444; TDA8444T; TDA8444AT 2 C patent to use the 2 C specification defined by ...

  • Page 15

    ... Philips Semiconductors Octuple 6-bit DACs with I 1999 Apr 29 2 C-bus NOTES 15 Product specification TDA8444; TDA8444T; TDA8444AT ...

  • Page 16

    ... Tel. +46 8 5985 2000, Fax. +46 8 5985 2745 Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH, Tel. +41 1 488 2741 Fax. +41 1 488 3263 Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2886, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260, Tel ...