AS3953_07 datasheet(5/42 Pages) AMSCO

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AS3953

Datasheet - P in A s s ig n me nt s

4.1 Pin Descriptions

Table 1. Pin Descriptions

Pin Number

Pin Name

Pin Type

Description

MLPD

WL-CSP

Gold Bumped

Die

TEST

Internal use

No connection

VP_SPI

Supply pad

Positive supply of SPI interface

VP_REG

Analog output

Regulator output

3B3

LC1

Analog I/O

Connection to tag coil

4B2

LC2

VSS

Supply pad

Ground, die substrate potential

6A1

/SS

Digital input

Serial Peripheral Interface enable (active low)

7B1

SCLK

Serial Peripheral Interface clock

8A2

MOSI

Serial Peripheral Interface data input

MISO

Digital output / tristate

Serial Peripheral Interface data output

IRQ

Digital output

Interrupt request output (active high)

Exposed Pad

Supply

Exposed pad to be connected to ground (optional)

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