MRF24J40-I/ML Microchip Technology, MRF24J40-I/ML Datasheet - Page 9

• 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

2.3
TABLE 2-1:
© 2010 Microchip Technology Inc.
Legend: A = Analog, D = Digital, I = Input, O = Output
Pin
12
13
10
11
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
1
2
3
4
5
6
7
8
9
Pin Descriptions
LPOSC2
LPOSC1
Symbol
RESET
GPIO0
GPIO1
GPIO5
GPIO4
GPIO2
GPIO3
WAKE
OSC2
OSC1
LCAP
GND
GND
SDO
GND
GND
GND
GND
RFN
SCK
RFP
V
V
V
V
V
V
V
V
V
INT
SDI
CS
NC
NC
NC
NC
NC
DD
DD
DD
DD
DD
DD
DD
DD
DD
MRF24J40 PIN DESCRIPTIONS
Ground
Ground
Ground
Ground
Ground
Ground
Power
Power
Power
Power
Power
Power
Power
Power
Power
Type
AIO
AIO
DIO
DIO
DIO
DIO
DIO
DIO
DO
DO
DI
DI
DI
DI
DI
—
—
—
—
—
—
AI
AI
AI
AI
RF power supply. Bypass with a capacitor as close to the pin as possible.
Differential RF input/output (+).
Differential RF input/output (-).
RF power supply. Bypass with a capacitor as close to the pin as possible.
Guard ring power supply. Bypass with a capacitor as close to the pin as possible.
Guard ring ground.
General purpose digital I/O, also used as external PA enable.
General purpose digital I/O, also used as external TX/RX switch control.
General purpose digital I/O.
General purpose digital I/O.
General purpose digital I/O, also used as external TX/RX switch control.
General purpose digital I/O.
Global hardware Reset pin active-low.
Ground for digital circuit.
External wake-up trigger (must be enabled in software).
Interrupt pin to microcontroller.
Serial interface data output from MRF24J40.
Serial interface data input to MRF24J40.
Serial interface clock.
Serial interface enable.
Digital circuit power supply. Bypass with a capacitor as close to the pin as possible.
Ground for digital circuit.
No Connection.
Ground for digital circuit.
Ground for digital circuit.
No Connection. (Allow pin to float; do not connect signal.)
32 kHz crystal input.
32 kHz crystal input.
No Connection. (Allow pin to float; do not connect signal.)
No Connection. (Allow pin to float; do not connect signal.)
Power supply for band gap reference circuit. Bypass with a capacitor as close to the
pin as possible.
Power supply for analog circuit. Bypass with a capacitor as close to the pin as
possible.
20 MHz crystal input.
20 MHz crystal input.
PLL power supply. Bypass with a capacitor as close to the pin as possible.
Ground for PLL.
Charge pump power supply. Bypass with a capacitor as close to the pin as possible.
No Connection.
VCO supply. Bypass with a capacitor as close to the pin as possible.
PLL loop filter external capacitor. Connected to external 100 pF capacitor.
Preliminary
Description
MRF24J40
DS39776C-page 9