AM5728 datasheet(9/415 Pages) TI1

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AM5729, AM5728, AM5726

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SPRS953F – DECEMBER 2015 – REVISED MAY 2019

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Terminal Configuration and Functions

4.1

Terminal Assignment

Figure 4-1 shows the ball locations for the 760 plastic ball grid array (PBGA) package and are used in

conjunction with Table 4-2 through Table 4-34 to locate signal names and ball grid numbers.

Figure 4-1. ABC S-PBGA-N760 Package (Bottom View)

NOTE

The following bottom balls are not connected: AF7 / AF10 / AF13 / AF16 / AF19 / AE4 /

AE25 / AB26 / W3 / W26 / T3 / T26 / N3 / N26 / K3 / K26 / G3 / D4 / D25 / C10 / C13 / C16 /

C19 / C22.

These balls do not exist on the package.

4.1.1

Unused Balls Connection Requirements

This section describes the Unused/Reserved balls connection requirements.

NOTE

The following balls are reserved: Y5 / Y10 / K14 / B28 /A27

These balls must be left unconnected.

NOTE

All unused power supply balls must be supplied with the voltages specified in the

Section 5.4, Recommended Operating Conditions, unless alternative tie-off options are

included in Section 4.4, Signal Descriptions.

Table 4-1. Unused Balls Specific Connection Requirements

BALLS

CONNECTION REQUIREMENTS

AE14 / AE15 / AD17 / AC15 / AC16 / AC17 / AB16 / V27 / D20 /

AH25 / AE27 / AD27 / Y28 / G28 / H27 / K27 / M28

These balls must be connected to GND through an external pull

resistor if unused

AM5728 데이터시트(PDF) 9 Page - Texas Instruments