ADF7021BCPZ Analog Devices Inc, ADF7021BCPZ Datasheet - Page 19

• Manufacturer Part Number: ADF7021BCPZ
• Description: IC, NARROW BAND TXRX, 80-950MHZ LFCSP-48
• Manufacturer: Analog Devices Inc

Specifications of ADF7021BCPZ

• Receiving Current: 26.4mA
• Transmitting Current: 32.3mA
• Data Rate: 32.8Kbps
• Frequency Range: 80MHz To 950MHz
• Rf Ic Case Style: LFCSP
• No. Of Pins: 48
• Supply Voltage Range: 2.3V To 3.6V
• Frequency: 80MHz ~ 650MHz, 862MHz ~ 940MHz
• Data Rate - Maximum: 33kbps
• Modulation Or Protocol: 2-FSK, 3-FSK, 4-FSK, MSK
• Applications: Keyless Entery, Pagers, WMTS
• Power - Output: -20dBm ~ 13dBm
• Sensitivity: -130dBm
• Voltage - Supply: 2.3 V ~ 6 V
• Current - Receiving: 20mA
• Current - Transmitting: 32.3mA @ 10dBm
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LFCSP
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 7mm
• Product Length (mm): 7mm
• Operating Supply Voltage (min): 2.3V
• Operating Supply Voltage (typ): 3V
• Operating Supply Voltage (max): 3.6V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-ADF7021BZ5 - BOARD DAUGHTER MATCH UNPOPULATEDEVAL-ADF7021BZ2 - BOARD DAUGHTER 860/870MHZEVAL-ADF7021BIZ - BOARD DAUGHTER 421/440MHZEVAL-ADF7021BEZ - BOARD DAUGHTER 420/440MHZ
• Memory Size: -
• Lead Free Status / Rohs Status: Compliant

VAVG 100
Figure 17. Output Spectrum in 3FSK and Raised Cosine 3FSK Modes
Figure 19. 2FSK Sensitivity vs. V
S3 FC
V1 V2
–10
–20
–30
–40
–50
–60
10
–1
–2
–3
–4
–5
–6
–7
–8
REF 15dBm
SAMP LOG 10dB/
–122
0
–100
0
CENTER 869.5MHz
RES BW 300Hz
3.0V, +25°C
RAMP RATE:
CW ONLY
256 CODES/BIT
128 CODES/BIT
64 CODES/BIT
32 CODES/BIT
Figure 18. Output Spectrum in Maximum Hold
–120
for Various PA Ramp Rate Options
3FSK
–118
3.6V, –40°C
–50
FREQUENCY OFFSET (kHz)
–116
RF INPUT POWER (dBm)
RC3FSK
–114
ATTEN 25dB
VBW 300Hz
DD
and Temperature, f
0
–112
TRACE = MAX HOLD
PA ON/OFF RATE = 3Hz
PA ON/OFF CYCLES = 10000
V
DATA RATE = 9.6kbps
f
RF FREQ = 868MHz
IF BW = 25kHz
DD
DEV
2.3V, +85°C
= 3.0V
–110
= 4kHz
DR = 9.6kbps
DATA = PRS9
f
RF FREQ = 869.5MHz
SWEEP2.226s (401pts)
DEV
50
–108
= 2.4kHz
RF
–106
= 868 MHz
SPAN 50Hz
–104
100
Rev. A | Page 19 of
64
Figure 20. 2FSK Sensitivity vs. V
Figure 21. 3FSK Sensitivity vs. V
Figure 22. 4FSK Sensitivity vs. V
–1
–2
–3
–4
–5
–6
–7
–8
–1
–2
–3
–4
–5
–6
–7
–8
–1
–2
–3
–4
–5
–6
–7
–8
–130 –128 –126 –124 –122 –120 –118 –116 –114 –112 –110 –108
0
0
–120
0
–120
2.3V +25°C
3.0V +25°C
3.6V +25°C
2.3V –40°C
3.0V –40°C
3.6V –40°C
2.3V +85°C
3.0V +85°C
3.6V +85°C
2.3V +25°C
3.0V +25°C
3.6V +25°C
2.3V –40°C
3.0V –40°C
3.6V –40°C
2.3V +85°C
3.0V +85°C
3.6V +85°C
3.0V, +25°C
3.6V, –40°C
–115
–115
RF INPUT POWER (dBm)
RF INPUT POWER (dBm)
RF INPUT POWER (dBm)
–110
–110
DD
DD
DD
2.3V, +85°C
and Temperature, f
and Temperature, f
and Temperature, f
DATA RATE = 19.6kbps
SYMBOL RATE = 9.8ksym/s
f
MOD INDEX = 0.5
RF FREQ = 420MHz
IF BW = 12.5kHz
DEV
3FSK MODULATION
DATA RATE = 9.6kbps
f
MOD INDEX = 0.5
RF FREQ = 440 MHz
DEV
DATA RATE = 1kbps
f
RF FREQ = 135MHz
IF BW = 12.5kHz
–105
–105
DEV
(inner) = 2.4kHz
= 2.4kHz
= 1kHz
–100
–100
RF
RF
RF
ADF7021
= 135 MHz
= 440 MHz
= 420 MHz
–95
–95