DIO1408

Version 1.0, Jul 2025

www.dioo.com

© 2025 Dioo Microcircuits Co., Ltd. Jiangsu

IV

List of Figures

Figure 1. ISD vs. Temperature ..................................................................................................................................5

Figure 2. Conversion time vs. Temperature ............................................................................................................5

Figure 3. IQ vs. Bus frequency ................................................................................................................................ 5

Figure 4. IQ vs. Temperature (1 conversion per second) ........................................................................................ 5

Figure 5. Temperature error vs. Temperature ......................................................................................................... 5

Figure 6. Two-wire write word format......................................................................................................................8

Figure 7. Two-wire read word format...................................................................................................................... 8

Figure 8. SMBus alert response format..................................................................................................................9

Figure 9. Internal register structure .......................................................................................................................11

Figure 10. Conversion cycle timing .......................................................................................................................14

Figure 11. Comparator mode ................................................................................................................................15

Figure 12. Interrupt mode..................................................................................................................................... 16

Figure 13. Typical application ............................................................................................................................... 17

Figure 14. Layout .................................................................................................................................................. 18

List of Tables

Table 1. Address pin and slave addresses ............................................................................................................. 7

Table 2. Pointer register byte ................................................................................................................................ 11

Table 3. Register summary ................................................................................................................................... 11

Table 4. Temperature register ............................................................................................................................... 12

Table 5. Temperature data format (1).....................................................................................................................12

Table 6. Configuration and power-up/reset format............................................................................................... 13

Table 7. Configuration register description ........................................................................................................... 13

Table 8. Bytes 1 and 2 of THIGH register ................................................................................................................ 16

Table 9. Bytes 1 and 2 of TLOW register .................................................................................................................16