MNZB-24-B0 MeshNetics, MNZB-24-B0 Datasheet - Page 15

• Manufacturer Part Number: MNZB-24-B0
• Description: MOD 802.15.4/ZIGB 2.4GHZ RF PORT
• Manufacturer: MeshNetics
• Series: Zigbit™r

Specifications of MNZB-24-B0

• Frequency: 2.4GHz
• Data Rate - Maximum: 250kbps
• Modulation Or Protocol: 802.15.4 Zigbee
• Power - Output: 3dBm
• Sensitivity: -101dBm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Current - Receiving: 19mA
• Current - Transmitting: 18mA
• Data Interface: PCB, Surface Mount
• Memory Size: 128kBytes Flash, 8kBytes RAM, 4kBytes EEPROM
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: Module
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Applications: -
• Other names: 758-1000-2; ZDM-A1281-B0

In case the external unbalanced 50 Ohm antenna is
required, it can be easily interfaced to ZDM-A1281-B0
module by using 2:1 balun as shown above. This
reference design demonstrates how to use SMA
connector.
© 2007 MeshNetics
Two capacitors 0402,22pF+/-5%,
NP0 High Freq Grade
Murata GRM1555C1H220JZ0D
Balun TDK’s HHM1520
PCB Layout with 50 Ohm External Antenna recommended for ZDM-A1281-B0
Zi gBi t™ O EM M odule s
Bottom side
3,4
Top side
0,9
2,0
0,9
0,7
1,7
Material: FR-4. thickness 1.6 mm
Metallization: 35 um
Coating: HASL, solder mask
Detailed dimensions: see datasheets
for Balun and SMA-Connector
All dimensions are in millimeters
through holes are unallowed
SMA-Connector
Metallization, wires,
External Antenna Connector
Area supporting
the components
4 through holes O1,9
Metallized through holes O0,3~0,4
Metallization
Recommended step 1 mm
ZDM-A1281-B0
Battery compartment
Product Datasheet
Nylon leg
Page 15 of 24