XE1205I074TRLF datasheet(4/48 Pages) SEMTECH

Part #	XE1205I074TRLF

Description	180 MHz - 1GHz Low-Power, High Link Budget Integrated UHF Transceiver

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Manufacturer	SEMTECH [Semtech Corporation]

Direct Link	http://www.semtech.com

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4

XE1205

3

PIN DESCRIPTION

NAME

DESCRIPTION

0

EPAD

Pad below package (should be grounded)

1

SW(0)

I/O

Transmit/Receive/Stand-by/Sleep Mode Select

2

SW(1)

I/O

Transmit/Receive/Stand-by/Sleep Mode Select

3

NC

Not connected (should be grounded)

4

NC

Not connected (should be grounded)

5

RFA

I

RF Input

6

RFB

I

RF Input

7

VSSP2

Power Amplifier Ground

8

VSSP2

Power Amplifier Ground

9

RFOUT

O

RF Output

10

VDDP

Power Amplifier Supply Voltage

11

VSSP

Power Amplifier Ground

12

VDDF

Second HF Analog Supply voltage

13

VSSF

Second HF Analog Ground

14

TKA

I/O

VCO Tank

15

VSSF

Second HF Analog Ground

16

TKB

I/O

VCO Tank

17

VSSF

Second HF Analog Ground

18

LFB

I/O

PLL Loop Filter

19

VDDD

HF Digital Supply Voltage

20

VSS

LF Digital Ground

21

NSS_CONFIG

I

SPI SELECT CONFIG

22

NSS_DATA

I

SPI SELECT DATA (DATA_IN in continuous mode)

23

VDD

LF Digital Supply Voltage

24

IRQ_0

O

Interrupt (refer to chapter 5.2.5 for mapping options)

25

IRQ_1

O

Interrupt(refer to chapter 5.2.5 for mapping options)

26

DATA

I/O

Data input and output (output only in continuous mode)

27

CLKOUT

O

Output clock at reference frequency divided by 2, 4, 8, 16, 32

28

MISO

O

SPI Master Input Slave Output

29

MOSI

I

SPI Master Output Slave Input

30

SCK

I

SPI CLOCK

31

XTA

I/O

Ref Xtal / Input of external clock

32

VSSA

LF analog ground

33

XTB

I/O

Reference Xtal

34

VDDA

LF Analog Supply Voltage

35

POR

I/O

Not used (should not be connected)

36

NC

Not connected (should be grounded)

37

TIBIAS

I/O

Test pin (should be grounded in normal operation)

38

TSUPP

Test pin (should be grounded in normal operation)

39

VDDA

LF Analog Supply Voltage

40

VSSA

LF analog ground

41

QAMP

O

Output of Q-Ch low-pass filter

42

IAMP

O

Output of -ChI low-pass filter

43

TMOD(3)

I/O

Test pin (should be grounded in normal operation)

44

TMOD(2)

I/O

Test pin (should be grounded in normal operation)

45

TMOD(1)

I/O

Test pin (should be grounded in normal operation)

46

TMOD(0)

I/O

Test pin (should be grounded in normal operation)

47

NC

Not connected (should be grounded)

48

NC

Not connected (should be grounded)

Table 1: Pin description

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XE1205I074TRLF Datasheet(PDF) 4 Page - Semtech Corporation

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