ADF7025BCPZ Analog Devices Inc, ADF7025BCPZ Datasheet - Page 13

• Manufacturer Part Number: ADF7025BCPZ
• Description: IC ASK/FSK TXRX 928MHZ 48-LFCSP
• Manufacturer: Analog Devices Inc

Specifications of ADF7025BCPZ

• Frequency: 431MHz ~ 464MHz, 862MHz ~ 870MHz and 902MHz ~ 928MHz
• Data Rate - Maximum: 384kbps
• Modulation Or Protocol: FSK
• Applications: Keyless Entery, Home Automation, Wireless Audio/Video
• Power - Output: -20dBm ~ 13dBm
• Sensitivity: -104dBm
• Voltage - Supply: 2.3 V ~ 3.6 V
• Current - Receiving: 19mA
• Current - Transmitting: 28mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LFCSP
• Receiving Current: 21mA
• Transmitting Current: 19.3mA
• Data Rate: 384Kbps
• Frequency Range: 431MHz To 928MHz
• Modulation Type: FSK
• Rf Ic Case Style: LFCSP
• No. Of Pins: 48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-ADF70XXEKZ1 - KIT DEV ADF702X FOR BF533EZKITEVAL-ADF7025DBZ1 - BOARD EVAL ADF7025 902-928MHZ
• Memory Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

–100
–120
Deviation) at 6 dB Above Sensitivity Point; Interferer = CW Jammer
Wanted Signal (901 MHz, 38.4 kbps Data Rate, 200 kHz Frequency
–20
–40
–60
–80
20
–120
0
–
70
60
50
40
30
20
10
–1
–2
–3
–4
–5
–6
–7
–8
10
–115
0
0
–12
(172.8 kbps Data Rate, 200 kHz Frequency Deviation,
–100
OFFSET OF INTERFERER FROM WANTED SIGNAL (MHz)
Figure 14. Sensitivity vs. V
Figure 13. Wideband Interference Rejection;
2.3V, +25°C
3V, +25°C
3.6V, +25°C
2.3V, –40°C
3V, –40°C
3.6V, –40°C
2.3V, +85°C
3V, +85°C
3.6V, +85°C
–110
Figure 12. Digital RSSI Readback
Baseband Bandwidth ±600 kHz)
–80
–6
ACTUAL INPUT LEVEL
–105
–60
RF I/P LEVEL (dBm)
RF I/P (dB)
–100
–40
0
DD
and Temperature
RSSI READBACK LEVEL
–20
–95
6
0
–90
20
Rev. A | Page 13 of 44
–85
12
Figure 16. Sensitivity vs. Mod Index (Data Rate = 384 kbps, Baseband
–100
–100
–105
Figure 17. Sensitivity vs. Mod Index (Data Rate = 172.8 kbps),
Figure 15. BER vs. Data Rate (Combined Matching Network)
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
Filter Bandwidth = ±600 kHz), for Both Demodulator Types
–60
–65
–70
–75
–80
–85
–90
–95
–1
–2
–3
–4
–5
–6
–7
–8
0
–116
0
0
BB BW = ±450kHz BB BW = ±600kHz
50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800
50
100 150 200 250 300 350 400 450 500 550 600
= CORRELATOR
= LINEAR
= CORRELATOR
= CORRELATOR
= LINEAR
= LINEAR
–108
for Both Demodulator Types
DEVIATION FREQUENCY (kHz)
DEVIATION FREQUENCY (kHz)
RF I/P LEVEL (dBm)
–100
DATA RATE = 384k, FDEV = 450k
DATA RATE = 172k, FDEV = 200k
DATA RATE = 38.4k, FDEV = 200k
–90
ADF7025
–78