SX1223I073TRT Semtech, SX1223I073TRT Datasheet - Page 4
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SX1223I073TRT
Manufacturer Part Number
SX1223I073TRT
Description
IC TX UHF 433/868/916 MHZ 24TQFN
Manufacturer
Semtech
Datasheet
1.SX1223SK433.pdf
(25 pages)
Specifications of SX1223I073TRT
Frequency
425 ~ 475MHz / 850 ~ 950MHz
Applications
AMR, Home Automation, HQ Music and Data
Modulation Or Protocol
FSK
Data Rate - Maximum
153.6 kbps
Power - Output
10dBm
Current - Transmitting
25.8mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Voltage - Supply
2 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
24-TQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Memory Size
-
Other names
SX1223I073TR
2
© Semtech 2007
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
PIN DESCRIPTION
Name
VDD
VSSP
VDDP
RFOUT
VSSP
PTATBIAS/PAC
XTB
XTA
VDDD
VSSD
VDD
LD
CLKOUT
DCLK
DATAIN
SCK
EN
SI
SO
CPOUT
VARIN
VSSF
VDDF
CIBIAS
Note: Thermal Pad on the bottom of the package must be connected to ground.
I/O
-
-
-
OUT
-
IN/OUT
IN/OUT
IN/OUT
-
-
-
OUT
OUT
OUT
IN
IN
IN
IN
OUT
OUT
IN
-
-
OUT
Function
Main analog power supply
Max 3.6V in sv1-mode
Max 2.5V in sv2-mode
PA ground
In sv1-mode: PA LDO output, capacitor needed
In sv2-mode: PA power supply, max 2.5 V
RF output
PA ground
PTAT source bias resistor / PA start-up control capacitor
Crystal oscillator pin & input for external reference
Crystal oscillator pin
In sv1-mode: Digital LDO output, capacitor needed
In sv2-mode: Digital power supply, max 2.5V
Digital ground
Main digital power supply
Max 3.6V in sv1-mode
Max 2.5V in sv2-mode
Lock detect output
Output clock (1 MHz)
Data clock output
Data input
3-wire interface clock input
Enable signal for the 3-wire interface
3-wire interface data input
3-wire interface data output
PLL charge pump output
VCO varactor input
Analog ground
In sv1-mode: Analog LDO output, capacitor needed
In sv2-mode: Analog power supply max 2.5 V
CI source bias resistor
bottom view
Thermal
Pad
4
1
24
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