MRF49XA-I/ST Microchip Technology, MRF49XA-I/ST Datasheet - Page 52

• Manufacturer Part Number: MRF49XA-I/ST
• Description: IC RF TXRX 433/868/915 16-TSSOP
• Manufacturer: Microchip Technology

Specifications of MRF49XA-I/ST

• Package / Case: 16-TSSOP
• Frequency: 433MHz, 868MHz, 915MHz
• Data Rate - Maximum: 256kbps
• Modulation Or Protocol: FHSS, FSK
• Applications: Home / Industrial Automation, Remote Access, Security Alarms
• Power - Output: 7dbm
• Sensitivity: -110dBm
• Voltage - Supply: 2.2 V ~ 3.8 V
• Current - Receiving: 11mA
• Current - Transmitting: 15mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Number Of Receivers: 1
• Number Of Transmitters: 2
• Wireless Frequency: 433 MHz to 915 MHz
• Output Power: + 7 dBm
• Operating Supply Voltage: 2.5 V, 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Modulation: FHSS, FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 579-MRF49XA-1/ST

FIGURE 3-6:
AUTOMS<1:0>
FREQB<11:0>
Parameter from Frequency
10 MHz CLK
ARFO<1:0>
FIFOEN
FOREN
Control Word
MFCS
HAM
POR
DIO
AFC CIRCUIT FOR FREQUENCY OFFSET CORRECTION
FINE
Strobe
Output Enable
Range Limit
Baseband Signal IN
Enable Calculation
Auto Operation
/4
SEL
MUX
10 Y
11
CLK
Operation modes
Signals for Auto
Digital AFC
Core Logic
7
If IN > MaxDEV then,
If IN < MinDEV then,
Output Enable
OUT = MaxDEV
Strobe
OUT = MinDEV
Digital Limiter
OUT = IN
ELSE,
7
CLK
Frequency
Register
7-Bit
Offset
CLR
OFFSB
<6:0>
12-Bit
ADDER
AFCCT
STSIG
Corrected Frequency
F
COR
Parameter to
Synthesizer
<11:0>