MRF24J40-I/ML Microchip Technology, MRF24J40-I/ML Datasheet - Page 111

• Manufacturer Part Number: MRF24J40-I/ML
• Description: IC TXRX IEEE/ZIGBEE 2.4GHZ 40QFN
• Manufacturer: Microchip Technology

Specifications of MRF24J40-I/ML

• Package / Case: 40-QFN
• Frequency: 2.4GHz
• Data Rate - Maximum: 250kbps
• Modulation Or Protocol: 802.15.4
• Applications: ISM, ZigBee™
• Power - Output: 0dBm
• Sensitivity: -95dBm
• Voltage - Supply: 2.4 V ~ 3.6 V
• Current - Receiving: 18mA
• Current - Transmitting: 18mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Number Of Receivers: 1
• Number Of Transmitters: 1
• Wireless Frequency: 2.4 GHz
• Interface Type: 4 Wire SPI
• Noise Figure: 8 dB
• Output Power: + 0 dBm
• Operating Supply Voltage: 2.5 V, 3.3 V
• Maximum Operating Temperature: 85 C
• Mounting Style: SMD/SMT
• Maximum Supply Current: 22 mA
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 3-11:
© 2010 Microchip Technology Inc.
TX FIFO
From
To
Air
Packet Structure
Packet
On Air
PHY
TX FIFO
PACKET TRANSMISSION
Preamble
MAC Command Frame
4
SHR
Header
Length
Format
Beacon Frame
SFD
(m)
Data Frame
1
1
Format
Format
Length
(m + n)
Length
Frame
Frame
PHR
1
1
Control
Control
Control
Frame
Frame
Frame
2
2
2
Sequence
Sequence
Sequence
Number
Number
Number
1
1
1
Header
Header
MHR
MHR
MHR
m
Preliminary
Addressing
Addressing
Addressing
4 – 20
Fields
4 – 20
Fields
4 – 10
Fields
Command
Specification
Superframe
Type
PPDU
1
2
Fields
PHY Payload
GTS
k
PSDU
8 – 127
Pending
Address
Fields
m
Payload
Data Payload
Data Payload
MSDU
MSDU
MSDU
Command Payload
n
n
n – 1
Beacon Payload
n – m – k – 2
MRF24J40
Fields appended
by TXMAC
Fields appended
by TX baseband
DS39776C-page 111
MFR
MFR
MFR
FCS
FCS
FCS
2
2
2
octets
octets
octets
octets
octets