WILCS02PE datasheet(10/71 Pages) MICROCHIP

10 / 71 page

WILCS02IC and WILCS02 Family

Device Overview

Data Sheet

DS70005557C - 10

Table 2-1. WILCS02IC Pinout Table (continued)

Pin Number

Pin Name

Pin Type

Description

RXR_LNA1_VDD15

1.5V input supply voltage to LNA stage-1

Connect to 1.5V on-chip PMU output

TRS_RF

I/O

RF transmit/receive

TXR_HPA_VDD33

Input power supply to High-Power Amplifier (HPA) on the

Transmitter (3.0-3.6V, 3.3V typical)

TXR_HPA_VDD33

TXR_PPA_VDD33

Input power supply to Pre-Power Amplifier (PPA) on the

Transmitter (3.0-3.6V, 3.3V typical)

TXR_UMX_VDD15

1.5V input supply voltage to RF Upconvertor Mixer/TXR

Connect to 1.5V on-chip PMU output

BB_VDD15

1.5V input supply voltage to RF Base Band section

Connect to 1.5V on-chip PMU output

MSB_EXTRA_48K

Connect a pull-down resistor of 48.7K with 1% tolerance, to

create a constant current reference for internal analog/RF

blocks

DFU_RX/STRAP1

Device Firmware Update, receive signal

Host interface configuration strapping1 pin. Connect to a

pulled-low resistor of 100K for the SDIO interface or pulled-

high resistor of 10K for the SPI.

DFU_TX/STRAP2

Device Firmware Update, transmit signal

Host interface configuration strapping2 pin. Connect to a

pulled-high resistor of 10K for future upgrades.

MCLR

Master Clear Reset Input (Active low)

AVDD

Input power supply to Analog Block (3.0-3.6V, 3.3V typical)

Reserved(6)

I/O

Reserved pin

Connect to an I/O pin (tri-stated) of a host device or to an

external switch for future use.

RTCC_OSC_OUT(4)

32.768 KHz RTCC oscillator output

RTCC_OSC_IN/

PTA_BT_ACTIVE(3)(4)

32.768 KHz RTCC Oscillator input

PTA interface, Bluetooth® Coexistence device active

indication input to WILCS02IC

VDD33

Input supply voltage for the Main Power Domain (3.0-3.6V,

3.3V typical)

PTA_BT_PRIO

PTA interface, Bluetooth Coexistence device priority

indication input to WILCS02IC.

PTA_WLAN_ACTIVE

PTA interface, WILCS02IC WLAN active indication output to

Bluetooth Coexistence device

Reserved

I/O

Reserved pin

Do not connect.

VDD33

Input supply voltage for the Main Power Domain (3.0-3.6V,

3.3V typical)

PMU_MLDO_OUT(2)

1.5V output of on-chip PMU MLDO

PMU_VDDP

Input power supply to the on-chip PMU (3.0-3.6V, 3.3V typical)

PMU_BK_LX

1.5V output of on-chip PMU Buck Regulator

Connect to an external LC filter (L = 4.7 uH and C = 10 uF)

GND

Thermal ground paddle

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