SX1210I084T Semtech, SX1210I084T Datasheet - Page 12

• Manufacturer Part Number: SX1210I084T
• Description: IC SINGLE-CHIP RECEIVER 32-TQFN
• Manufacturer: Semtech

Specifications of SX1210I084T

• Frequency: 863MHz ~ 960MHz
• Sensitivity: -113dBm
• Data Rate - Maximum: 200 kbps
• Modulation Or Protocol: FSK, OOK
• Applications: Alarm Systems, Communication Systems
• Current - Receiving: 3mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2.1 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -

3. Architecture Description
This section describes in depth the architecture of this ultra low-power receiver:
To provide stable sensitivity and linearity characteristics over a wide supply range, the SX1210 is internally
regulated. This internal regulated power supply structure is described below:
Rev 2– Sept 8
ADVANCED COMMUNICATIONS & SENSING
XTAL_M
XTAL_P
3.1. Power Supply Strategy
RFI
th
, 2008
LNA
XO
LO1 Rx
Frequency Synthesizer
Figure 3: SX1210 Detailed Block Diagram
LO2 Rx
Page 12 of 73
LO
Generator
RSSI
I
Q
LO1 Rx
LO2 Rx
demod
OOK
demod
FSK
BitSync
Control
www.semtech.com
IRQ_0
IRQ_1
TEST(8:0)
MOSI
MISO
SCK
NSS_CONFIG
DATA
PLL_LOCK
NSS_DATA
CLKOUT
SX1210