AC4490-200M Laird Technologies, AC4490-200M Datasheet - Page 2

• Manufacturer Part Number: AC4490-200M
• Description: TXRX 900MHZ 3.3-5.5V TTL 200MW
• Manufacturer: Laird Technologies
• Series: AeroCommr

Specifications of AC4490-200M

• Frequency: 902MHz ~ 928MHz
• Data Rate - Maximum: 115.2kbps
• Modulation Or Protocol: FHSS, FSK
• Applications: AMR, Fire & Security Alarms, Telemetry
• Power - Output: 5mW ~ 200mW
• Sensitivity: -110dBm
• Voltage - Supply: 3.3V, 5V
• Current - Transmitting: 68mA
• Data Interface: Connector, 2 x 10 Header
• Antenna Connector: MMCX
• Operating Temperature: -40°C ~ 85°C
• Package / Case: Module
• Output Power: 200 mW
• Antenna: Integral and External Dipole
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Memory Size: -
• Current - Receiving: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: AC4490-200M-01

AC4490 TRANSCEIVER MODULE 1
SPECIFICATIONS 3
THEORY OF OPERATION 7
SERIAL INTERFACE 12
SOFTWARE INTERFACE 17
TIMING DIAGRAMS 21
HARDWARE INTERFACE 23
AC4490 features 1
Overview 1
Pin Definitions 4
Electrical Specifications 6
RF Architecture 7
Modes of Operation 7
API CONTROL 8
Protocol Status/Receive Acknowledgement 10
Long Range Mode 10
Serial Communications 12
OEM Host Data Rate 13
Serial Interface Baud Rate 13
Interface Timeout / RF Packet Size 14
Flow Control 15
Half Duplex / Full Duplex 15
System Timing & Latency 15
System Throughput 16
Networking 17
One Beacon Mode / Range Refresh 18
Auto Config Parameters 18
Interface Options 19
Max Power 20
AC4490 Timing Diagrams 21
Pin Definitions 23
Transmit Mode 7
Receive Mode 7
Command Mode 8
Receive API Packet 9
API Transmit Packet 9
API Send Data Complete 9
API Receive Packet 9
Protocol Status 10
Receive Acknowledgement 10
Asynchronous Operation 12
Parity 12
Modem Mode 19
RS485 Modem Mode 20
Contents
CONFIGURING THE AC4490 26
EEPROM PARAMETERS 36
DIMENSIONS 40
ORDERING INFORMATION 44
COMPLIANCY INFORMATION 45
APPENDIX I - SAMPLE POWER SUPPLY 48
APPENDIX II - 5V TO 3.3V LEVELS 51
APPENDIX III - API 52
AT Commands 27
Command Descriptions 30
Mechanical Drawings 40
Product Part Number Tree 44
Developer Kit Part Numbers 44
AC4490-1x1 45
Agency Identification Numbers 45
Approved Antenna List 45
FCC / IC Requirements for Modular Approval 46
OEM Equipment Labeling Requirements 46
Antenna Requirements 47
Warnings required in OEM Manuals 47
Channel Warning 47
Bill of Materials 48
Schematic 49
PCB Layout 49
Voltage Level Conversion IC’s 51
Passive Resistor Voltage Divider 51
Polling Network 52
Generic I/O 23
TXD & RXD 23
Hop Frame 23
CTS 23
GND 23
RTS 23
Test / 9600 Baud 24
RSSI 24
UP_Reset 25
Command/Data 25
AD In 25
On-the-Fly Control Commands 27
Addressed Transmit API 53
Broadcast Transmit API 53
Receive API 54