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PD77728 Datasheet(PDF) 24 Page - Microchip Technology

Part # PD77728
Description  8-Port PoE PSE Manager
PDF  44 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PD77728 Datasheet(HTML) 24 Page - Microchip Technology

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PD77728
Application Information
 Data Sheet
© 2024 Microchip Technology Inc. and its subsidiaries
DS00003920E - 24
5.2
I2C
The port I2C address is programmed through pins A1, A2, A3, and A4 (pins 48–51). Tie each pin to
VDD or DGND to set the I2C address, as listed in the following table.
Note: The I2C address is a 7-bit address.
Table 5-2. I2C Address Select
A4
A3
A2
A1
Ports
I2C Address
0
0
0
0
0–3
0x20
4–7
0x21
0
0
0
1
0–3
0x22
4–7
0x23
0
0
1
0
0–3
0x24
4–7
0x25
0
0
1
1
0–3
0x26
4–7
0x27
0
1
0
0
0–3
0x28
4–7
0x29
0
1
0
1
0–3
0x2A
4–7
0x2B
0
1
1
0
0–3
0x2C
4–7
0x2D
0
1
1
1
0–3
0x2E
4–7
0x2F
1
0
0
0
0–3
0x30
4–7
0x31
1
0
0
1
0–3
0x32
4–7
0x33
1
0
1
0
0–3
0x34
4–7
0x35
1
0
1
1
0–3
0x36
4–7
0x37
1
1
0
0
0–3
0x38
4–7
0x39
1
1
0
1
0–3
0x3A
4–7
0x3B
1
1
1
0
0–3
0x3C
4–7
0x3D
1
1
1
1
0–3
0x3E
4–7
0x3F



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