ATR2434-PLT datasheet(3/35 Pages) ATMEL

Part #	ATR2434-PLT

Description	WirelessUSB 2.4-GHz DSSS Radio SoC

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Manufacturer	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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3

ATR2434 [Preliminary]

4822C–ISM–09/04

Pin Description

Pin No.

Symbol

Type

Default

Function

Analog RF

46

RFIN

Input

RF input. Modulated RF signal received.

5

RFOUT

Output

N/A

RF output. Modulated RF signal to be transmitted.

Crystal/Power Control

38

X13

Input

N/A

Crystal input (see section “Clocking and Power Management” on page 5).

35

X13IN

Input

N/A

Crystal input (see section “Clocking and Power Management” on page 5).

26

X13OUT

Output/Hi-Z

Output

System clock. Buffered 13-MHz system clock.

33

PD

Input

N/A

Power down. Asserting this input (low), will put the IC in the suspend

mode (X13OUT is 0 when PD is low).

14

RESET

Input

N/A

Active LOW reset. Device reset.

34

PACTL

I/O

Input

PACTL. External power amplifier control. Pull-down or make output.

SERDES Bypass Mode Communications/Interrupt

20

DIO

I/O

Input

Data input/output. SERDES bypass mode data transmit/receive.

19

DIOVAL

I/O

Input

Data I/O valid. SERDES bypass mode data transmit/receive valid.

21

IRQ

Output/Hi-Z

Output

IRQ. Interrupt and SERDES bypass mode DIOCLK.

SPI Communications

23

MOSI

Input

N/A

Master-output-slave-input data. SPI data input pin.

24

MISO

Output/Hi-Z

Hi-Z

Master-input-slave-output data. SPI data output pin.

25

SCK

Input

N/A

SPI input clock. SPI clock.

22

SS

Input

N/A

Slave select enable. SPI enable.

Power and Ground

6, 9, 16, 28,

29, 32, 41,

42, 44, 45

VCC

H

VCC = 2.7 V to 3.6 V.

13

GND

L

Ground = 0 V.

1, 2, 3, 4, 7,

8, 10, 11,

12, 15, 17,

18, 27, 30,

31, 36, 37,

39, 40, 43,

47, 48

NC

N/A

Tie to ground.

Exposed

paddle

GND

L

Must be tied to ground.

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ATR2434-PLT Datasheet(PDF) 3 Page - ATMEL Corporation

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