SNLA340 October   2022 DP83TC811R-Q1 , DP83TC811S-Q1 , DP83TC812R-Q1 , DP83TC812S-Q1 , DP83TC814R-Q1 , DP83TC814S-Q1 , DP83TG720R-Q1 , DP83TG720S-Q1

 

  1.   DP83TC811, DP83TC812, DP83TC814, DP83TG720 Hardware Rollover Document
  2.   Trademarks
  3. 1Introduction
  4. 2Device Comparison
    1. 2.1 Pin Map Comparison
      1. 2.1.1 DP83TC811S
      2. 2.1.2 DP83TC811R
      3. 2.1.3 DP83TC812S
      4. 2.1.4 DP83TC812R
      5. 2.1.5 DP83TC814S
      6. 2.1.6 DP83TC814R
      7. 2.1.7 DP83TG720S
      8. 2.1.8 DP83TG720R
    2. 2.2 Feature Comparison
    3. 2.3 Pin Comparison Table
      1. 2.3.1 Strap Comparison
        1. 2.3.1.1 PHY Address Straps
        2. 2.3.1.2 MAC Interface, Master/Slave, Autonomous Strap
    4. 2.4 Power Supply Comparison
    5. 2.5 Design Parameters
    6. 2.6 MDI Comparison
    7. 2.7 CMC Comparison
    8. 2.8 SGMII Reference Schematics
    9. 2.9 RGMII Reference Schematics
  5. 3Summary

2.5 Design Parameters

Design Parameter

DP83TC811(1)

DP83TC812(1)(1)

DP83TC814(1)(1)

DP83TG720

VDDIO

1.8 V, 2.5 V, 3.3 V

1.8 V, 2.5 V, 3.3 V1.8 V, 2.5 V, 3.3 V1.8 V, 2.5 V, 3.3 V
VDDMACN/A1.8 V, 2.5 V, or 3.3 V1.8 V, 2.5 V, or 3.3 VN/A

Ferrite Bead for VDDIO

1 kΩ at 100 MHz (BLM18AG102SH)

(Optional)

1 kΩ at 100 MHz (BLM18KG601SH1D)1 kΩ at 100 MHz (BLM18KG601SH1D)(BLM18HE102SN1)

C34_1

DNP

0.01 μF0.01 μF10 nF

C34_2

DNP

DNP

DNP

100 nF

C22_1

10 nF

0.01 μF0.01 μF10 nF

C22_2

100 nF0.47 µF0.47 µF100 nF

C22_3

1 μF

DNP

DNP

2.2 μF

C22_4

10 μF

DNP

DNP

DNP

VDDA

3.3 V3.3 V3.3 V

3.3 V

Ferrite Bead for VDDA

1 kΩ at 100 MHz (BLM18AG102SH)1 kΩ at 100 MHz (BLM18KG601SH1D)1 kΩ at 100 MHz (BLM18KG601SH1D)(BLM18KG601SH1)

C11_1

10 nF

0.01 μF0.01 μF10 nF

C11_2

100 nF0.47 μF0.47 μF100 nF

C11_3

1 μF

DNP

DNP

2.2 μF

C11_4

10 μF

DNP

DNP

DNP

C7_1 (VDDA)

DNP

DNP

0.1 μF

DNP

VSLEEP

N/A

3.3 V

N/A

3.3 V

C7_1 (VSLEEP)

DNP

0.1 μF

DNP

DNP

VDD1p0

N/A

N/A

N/A

1V

Ferrite Bead for VDD1P0

DNP

DNP

DNP

(BLM18KG601SH1)

C21_1

DNP

DNPDNP10 nF

C21_2

DNP

DNPDNP100 nF

C21_3

DNPDNPDNP2.2 μF

C9_1

DNP

DNP

DNP

10 nF

C9_2

DNP

DNP

DNP

100 nF

C9_3

DNP

DNP

DNP

2.2 μF

Table Legend:

  • DNP (Do Not Populate)
1. DP83TC811 - 10% tolerance components are recommended.
1. DP83TC812 - 10% tolerance components are recommended.
1.

DP83TC812 - If VDDIO is separate from VDDMAC then additional ferrite bead and 0.47 μF capacitor will be required on VDDIO.

1.

DP83TC814 - 10% tolerance components are recommended.

1.

DP83TC814 - If VDDIO is separate from VDDMAC then additional ferrite bead and 0.47 μF capacitor will be required on VDDIO.