PL460

 Data Sheet

© 2020-2023 Microchip Technology Inc. and its subsidiaries

DS60001666D - 3

Table of Contents

Description............................................................................................................................................................................ 1

Features................................................................................................................................................................................. 1

1. Typical Application of PL460........................................................................................................................................ 5

2. Block Diagram................................................................................................................................................................6

3. Signal Description..........................................................................................................................................................7

4. Package and Ballout....................................................................................................................................................10

4.1. Packages........................................................................................................................................................... 10

4.2. Ballout............................................................................................................................................................... 10

4.3. Pinout Specification......................................................................................................................................... 11

5. Power Considerations................................................................................................................................................ 14

5.1. Power Supplies.................................................................................................................................................14

5.2. Power Constraints........................................................................................................................................... 14

6. Input/Output Lines......................................................................................................................................................16

6.1. Reset (NRST) Pin...............................................................................................................................................16

6.2. Enable (ENABLE) Pin........................................................................................................................................ 16

6.3. Standby (STBY) Pin...........................................................................................................................................16

6.4. External Interrupt (EXTIN) Pin........................................................................................................................ 16

6.5. Transmission Enabled (TXEN) Pin.................................................................................................................. 17

6.6. Zero-Cross Detection (VZC) Pin...................................................................................................................... 17

6.7. Thermal Monitor Pins (THEN, NTHW0, THW1, G1) ..................................................................................... 17

7. Bootloader................................................................................................................................................................... 18

7.1. Description....................................................................................................................................................... 18

7.2. Embedded Characteristics..............................................................................................................................18

7.3. Block Diagram.................................................................................................................................................. 18

7.4. Functional Description.................................................................................................................................... 19

8. Serial Peripheral Interface (SPI)................................................................................................................................. 26

8.1. Description....................................................................................................................................................... 26

8.2. Embedded Characteristics..............................................................................................................................26

8.3. Signal Description............................................................................................................................................ 26

8.4. Functional Description.................................................................................................................................... 26

9. Transmission Path.......................................................................................................................................................29

9.1. Main Transmission Branch............................................................................................................................. 29

9.2. Auxiliary Transmission Branch.......................................................................................................................29

10.  Reception Path............................................................................................................................................................ 31

10.1. Functional Description.................................................................................................................................... 31

11.  Electrical Characteristics.............................................................................................................................................33

11.1. Absolute Maximum Ratings............................................................................................................................33

11.2. Recommended Operating Conditions...........................................................................................................34