ADF7021-NBCPZ Analog Devices Inc, ADF7021-NBCPZ Datasheet - Page 2
![IC TXRX 80-650/842-916MHZ 48LFCS](/photos/6/50/65022/cp-48-8_sml.jpg)
ADF7021-NBCPZ
Manufacturer Part Number
ADF7021-NBCPZ
Description
IC TXRX 80-650/842-916MHZ 48LFCS
Manufacturer
Analog Devices Inc
Datasheet
1.ADF7021-NBCPZ-RL.pdf
(64 pages)
Specifications of ADF7021-NBCPZ
Frequency
80MHz ~ 650MHz, 842MHz ~ 916MHz
Data Rate - Maximum
33kbps
Modulation Or Protocol
2-FSK, 3-FSK, 4-FSK, MSK
Applications
Keyless Entery, Pagers, WMTS
Power - Output
-16dBm ~ 13dBm
Sensitivity
-130dBm
Voltage - Supply
2.3 V ~ 6 V
Current - Receiving
26mA
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
Receiving Current
26.4mA
Transmitting Current
20.2mA
Data Rate
24Kbps
Frequency Range
80MHz To 916MHz
Modulation Type
FSK, MSK
Rf Ic Case Style
LFCSP
No. Of Pins
48
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)
2.5/3.3V
Operating Supply Voltage (max)
3.6V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
EVAL-ADF7021DBZ6 - BOARD EVAL ADF7021 608-614MHZEVAL-ADF7021DBZ5 - BOARD EVAL ADF7021EVAL-ADF7021DBZ3 - BOARD DAUGHTER FOR ADF7021EVAL-ADF7021DBZ2 - BOARD EVAL FOR ISM ADF7021
Memory Size
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADF7021-NBCPZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
ADF7021-NBCPZ-RL7
Manufacturer:
ST
Quantity:
210
ADF7021-N
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
General Description ......................................................................... 3
Specifications..................................................................................... 4
Absolute Maximum Ratings.......................................................... 15
Pin Configuration and Function Descriptions........................... 16
Typical Performance Characteristics ........................................... 18
Frequency Synthesizer ................................................................... 22
Transmitter ...................................................................................... 26
Receiver Section.............................................................................. 30
REVISION HISTORY
2/08—Revision 0: Initial Version
RF and PLL Specifications........................................................... 4
Transmission Specifications........................................................ 5
Receiver Specifications ................................................................ 6
Digital Specifications ................................................................... 9
General Specifications ............................................................... 10
Timing Characteristics .............................................................. 11
Timing Diagrams........................................................................ 12
ESD Caution................................................................................ 15
Reference Input........................................................................... 22
MUXOUT.................................................................................... 23
Voltage Controlled Oscillator (VCO) ...................................... 24
Choosing Channels for Best System Performance................. 25
RF Output Stage.......................................................................... 26
Modulation Schemes.................................................................. 26
Spectral Shaping ......................................................................... 28
Modulation and Filtering Options ........................................... 29
Transmit Latency ........................................................................ 29
Test Pattern Generator............................................................... 29
RF Front End............................................................................... 30
IF Filter......................................................................................... 30
RSSI/AGC.................................................................................... 30
Rev. 0 | Page 2 of 64
Applications Information .............................................................. 38
Serial Interface ................................................................................ 46
Outline Dimensions ....................................................................... 64
Demodulation, Detection, and CDR ....................................... 32
Receiver Setup............................................................................. 34
Demodulator Considerations ................................................... 36
AFC Operation ........................................................................... 36
Automatic Sync Word Detection (SWD)................................ 37
IF Filter Bandwidth Calibration ............................................... 38
LNA/PA Matching...................................................................... 39
Image Rejection Calibration ..................................................... 40
Packet Structure and Coding.................................................... 42
Programming After Initial Power-Up ..................................... 42
Applications Circuit ................................................................... 45
Readback Format........................................................................ 46
Interfacing to a Microcontroller/DSP ..................................... 48
Register 0—N Register............................................................... 49
Register 1—VCO/Oscillator Register ...................................... 50
Register 2—Transmit Modulation Register ............................ 51
Register 3—Transmit/Receive Clock Register........................ 52
Register 4—Demodulator Setup Register ............................... 53
Register 5—IF Filter Setup Register......................................... 54
Register 6—IF Fine Cal Setup Register ................................... 55
Register 7—Readback Setup Register...................................... 56
Register 8—Power-Down Test Register .................................. 57
Register 9—AGC Register......................................................... 58
Register 10—AFC Register ....................................................... 59
Register 11—Sync Word Detect Register................................ 60
Register 12—SWD/Threshold Setup Register........................ 60
Register 13—3FSK/4FSK Demod Register ............................. 61
Register 14—Test DAC Register............................................... 62
Register 15—Test Mode Register ............................................. 63
Ordering Guide .......................................................................... 64