SM1212E433 Semtech, SM1212E433 Datasheet - Page 70

• Manufacturer Part Number: SM1212E433
• Description: RF Module For SX1212
• Manufacturer: Semtech
• Series: -r
• Type: Transceiver, ISMr

Specifications of SM1212E433

• Frequency: 433MHz
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: SX1212E

Note: it is also possible to move from one channel to the other one without having to switch off the receiver. This
method is faster, and overall draws more current. For timing information, please refer to TS_RE_HOP on Table 8.
Rev 2 – June 18th, 2009
ADVANCED COMMUNICATIONS & SENSING
7.3.4. Receiver Frequency Hop Optimized Cycle
SX1212 is in Rx mode
On channel 1 (R1/P1/S1)
1.3mA typ.
3mA typ
SX1212
IDDFS
IDDR
IDD
Figure 52: Rx Hop Cycle
TS HOP
Wait
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TS RE
1. Set R2/P2/S2
2. Set SX1212 in FS mode, change
MCParam_Band if needed, then switch
from R1/P1/S1 to R2/P2/S2
Wait
SX1212 is now ready
for data reception
Set SX1212 back in Rx mode
Time
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SX1212