Data Sheet
Table Of Contents
- 1. Features
- 2. Ordering Information
- 3. System Overview
- 4. Electrical Specifications
- 4.1 Absolute Maximum Ratings
- 4.2 General Operating Conditions
- 4.3 MCU Current Consumption at 3.0V
- 4.4 Radio Current Consumption at 3.0V
- 4.5 RF Transmitter General Characteristics
- 4.6 RF Transmitter Characteristics for 802.15.4 DSSS-OQPSK in the 2.4 GHz Band
- 4.7 RF Receiver General Characteristics
- 4.8 RF Receiver Characteristics for 802.15.4 DSSS-OQPSK in the 2.4 GHz Band
- 4.9 RF Receiver Characteristics for Bluetooth Low Energy at 1 Mbps
- 4.10 RF Receiver Characteristics for Bluetooth Low Energy at 2 Mbps
- 4.11 RF Receiver Characteristics for Bluetooth Low Energy at 500 kbps
- 4.12 RF Receiver Characteristics for Bluetooth Low Energy at 125 kbps
- 4.13 High-Frequency Crystal
- 4.14 GPIO Pins
- 4.15 Microcontroller Peripherals
- 4.16 Typical Performance Curves
- 5. Reference Diagrams
- 6. Pin Definitions
- 7. Design Guidelines
- 8. Package Specifications
- 9. Soldering Recommendations
- 10. Tape and Reel
- 11. Certifications
- 12. Revision History
4.8 RF Receiver Characteristics for 802.15.4 DSSS-OQPSK in the 2.4 GHz Band
Unless otherwise indicated, typical conditions are: T
A
= 25 °C, VDD = 3.0V. RF center frequency 2.45 GHz. Measured on RF2G4_IO2.
Table 4.8. RF Receiver Characteristics for 802.15.4 DSSS-OQPSK in the 2.4 GHz Band
Parameter Symbol Test Condition Min Typ Max Unit
Max usable receiver input
level, 1% PER
SAT
Signal is reference signal
1
, packet
length is 20 octets
— 10 — dBm
Co-channel interferer rejec-
tion, 1% PER
CCR Desired signal 3 dB above sensi-
tivity limit
— -0.2 — dB
Sensitivity, 1% PER SENS Signal is reference signal, packet
length is 20 octets
— -103.9 — dBm
Image rejection, 1% PER,
desired is reference signal at
3 dB above reference sensi-
tivity level
2
IR
Interferer is CW in image band
3
— 43.5 — dB
Blocking rejection of all other
channels, 1% PER, desired
is reference signal at 3 dB
above reference sensitivity
level
2
, interferer is reference
signal
BLOCK Interferer frequency < desired fre-
quency -3 channel spacing
— 57.6 — dB
Interferer frequency > desired fre-
quency +3 channel spacing
— 57.5 — dB
RSSI resolution RSSI
RES
-100 dBm to +5 dBm — 0.25 — dB
RSSI accuracy in the linear
region as defined by
802.15.4-2003
RSSI
LIN
— +/-6 — dB
Adjacent channel rejection,
Interferer is reference signal,
1% PER, desired is refer-
ence signal at 3 dB above
reference sensitivity level
2
ACR
REF1
Interferer is reference signal at +1
channel spacing
— 39.9 — dB
Interferer is reference signal at -1
channel spacing
— 39.2 — dB
Alternate channel rejection,
interferer is reference signal,
1% PER, desired is refer-
ence signal at 3 dB above
reference sensitivity level
2
ACR
REF2
Interferer is reference signal at +2
channel spacing
— 51.1 — dB
Interferer is reference signal at -2
channel spacing
— 51.6 — dB
Note:
1. Reference signal is defined as O-QPSK DSSS per 802.15.4, Frequency range = 2400-2483.5 MHz, Symbol rate = 62.5 ksym-
bols/s.
2. Reference sensitivity level is -85 dBm.
3. Due to low-IF frequency, there is some overlap of adjacent channel and image channel bands. Adjacent channel CW blocker
tests place the Interferer center frequency at the Desired frequency ± 5 MHz on the channel raster, whereas the image rejection
test places the CW interferer near the image frequency of the Desired signal carrier, regardless of the channel raster.
MGM210P Mighty Gecko Module Data Sheet
Electrical Specifications
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