SX1230I066TRT View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

SX1230I066TRT

Integrated Transmitter IC Narrow/wideband 315 MHz, 434 MHz 868 MHz and 915 MHz band Transmitter

Semtech Corporation 

ADVANCED COMMUNICATIONS & SENSING

SX1230

Integrated Transmitter IC

DATASHEET

2.4. Electrical Specifications

The table below gives the electrical specifications of the transmitter under the following conditions: Supply voltage = 3.3 V,

temperature = 25 °C, fXOSC = 32 MHz, fRF = 915 MHz, 2-level FSK modulation without prefiltering, Df = 5 kHz, bit rate = 4.8

kbit/s and output power = 13 dBm terminated in a matched 50 ohm impedance, unless otherwise specified.

Table 4 Transmitter Specifications

Symbol Description

Conditions

Min

Current Consumption

IDDSL Supply current in sleep mode

-

IDDST Supply current in standby mode Crystal oscillator enabled

-

IDDFS Supply current in synthesiser

-

mode

IDDT

Supply current in transmit mode RF Power o/p = 17 dBm

-

with appropriate external match- RF Power o/p = 13 dBm

-

ing (see Section 7).

RF Power o/p = 10 dBm

-

RF Power o/p = 0 dBm

-

RF and Baseband Specifications

BRF

Bit rate, FSK

Programmable.

1.2

BRO

Bit rate, OOK

Programmable.

1.2

FDA

Frequency deviation, FSK

Programmable

0.6

RFOP RF output power in 50 ohms

Programmable with 1 dB steps.

Max 10

Min -21

PHN

Transmitter phase noise

50 kHz Offset from carrier

-

RFOPH Max RF output power with an

With external match to 50 ohms.

14

external impedance transforma-

tion

ACP

Transmitter adjacent channel

Pre-filter enabled. Measurement

-

power (measured at 25 kHz off- conditions as defined by EN 300

set)

220-1 V2.1.1.

FR

Synthesizer Frequency Range Programmable.

FBand 1 290

FBand 2 431

FBand 3 862

FSTEP Frequency synthesizer step

FXOSC/219

-

FRC

RC Oscillator frequency range

45

Timing Specifications

TS_FS Frequency synthesizer wake up Crystal oscillator Enabled.

-

time

Typ Max Unit

0.5

1 µA

0.9 1.2 mA

8

- mA

95

- mA

45

- mA

33

40 mA

20

25 mA

-

600 kbps

-

32 kbps

-

300 kHz

13

- dBm

-18

- dBm

-95

- dBc/

Hz

17

- dBm

-

-37 dBm

-

340 MHz

-

510 MHz

- 1020 MHz

61

- Hz

65

85 kHz

100 150 µs

SX1230, Revision 2 May 2009

©2008 Semtech Corp.

Page 8

www.semtech.com

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