Table 5-1. Pin Functions (continued)

PIN

I/O TYPE(2)

DESCRIPTION

NAME

NO.

GND

DAP

G

Ground. Connect ground pad to system ground.

NO CONNECT

NC

8, 9, 12, 20, 43, 45,

47, 48

—

Do not connect to GND or VDD.

(1)

The “#” symbol at the end of a pin name indicates that the active state occurs when the signal is at a low voltage level. When “#” is not

present, the signal is active high.

(2)

The definitions below define the I/O type for each pin.

•

I = Input

•

O = Output

•

I / O = Input / Output

•

PU / PD = Internal 180-kΩ Pullup / Pulldown network biasing to VDD/2

•

PD = Internal 180-kΩ Pulldown

•

S = Hardware Configuration Pin

•

P = Power Supply

•

G = Ground

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SNAS818 – JULY 2021

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