SX1212IWLTRT Просмотр технического описания (PDF) - Semtech Corporation

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SX1212IWLTRT

Ultra-Low Power Integrated 300-510MHz Transceiver

Semtech Corporation 

ADVANCED COMMUNICATIONS & SENSING

SX1212

1.3. Pin Description

Table 2: SX1212 Pinouts

Number

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

Name

GND

TEST5

TEST1

VR_VCO

VCO_M

VCO_P

LF_M

LF_P

TEST6

TEST7

XTAL_P

XTAL_M

TEST0

TEST8

NSS_CONFIG

NSS_DATA

MISO

MOSI

SCK

CLKOUT

DATA

IRQ_0

IRQ_1

PLL_LOCK

TEST2

TEST3

VDD

VR_1V

VR_DIG

VR_PA

TEST4

RFIO

NC

Type

I

I/O

I/O

O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I

I/O

I

I

O

I

I

O

I/O

O

O

O

O

I/O

I

O

O

O

I/O

I/O

-

Description

Exposed ground pad

Connect to GND

Connect to GND

Regulated supply of the VCO

VCO tank

VCO tank

PLL loop filter

PLL loop filter

Connect to GND

Connect to GND

Crystal connection

Crystal connection

Connect to GND

POR. Do not connect if unused

SPI CONFIG enable

SPI DATA enable

SPI data output

SPI data input

SPI clock input

Clock output

NRZ data input and output (Continuous mode)

Interrupt output

Interrupt output

PLL lock detection output

No connect

Connect to GND

Supply voltage

Regulated supply of the analog circuitry

Regulated supply of digital circuitry

Regulated supply of the PA

Connect to GND

RF input/output

Connect to GND

Note: pin 13 (Test 8) can be used as a manual reset trigger. See section 7.4.2 for details on its use.

Rev 2 – June 18th, 2009

Page 7 of 77

www.semtech.com

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