AC4790-200M-485 Laird Technologies, AC4790-200M-485 Datasheet - Page 7
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AC4790-200M-485
Manufacturer Part Number
AC4790-200M-485
Description
TXRX 900MHZ 3.3-5.5V FHSS 200MW
Manufacturer
Laird Technologies
Series
AeroCommr
Specifications of AC4790-200M-485
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
Wireless Frequency
900 MHz
Interface Type
20-pin mini connector
Board Size
49 mm x 42 mm x 5 mm
Modulation
FHSS, FSK
Security
1 byte System ID, DES
Operating Voltage
3.3 V to 5.5 V
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
S
20 Pin Interface Connector
RF Connector
Antenna
Serial Interface Data Rate
Power Consumption (typical)
Channels
Security
Interface Buffer Size
Frequency Band
RF Data Rate
RF Technology
Output Power
Supply Voltage
Sensitivity
EEPROM write cycles
Initial Transceiver Sync time/Hop period
PECIFICATIONS
T a b l e 1 : A C 4 7 9 0 S p e c i f i c a t i o n s
Molex 87759-0030, mates with Samtec SMM-110-02-S-D
Johnson Components 135-3711-822
AC4790-1x1: Customer must provide
AC4790-200: MMCX Connector or integral antenna
AC4790-1000: MMCX Connector
Baud rates from 1200 bps to 115,200 bps
AC4790-1x1:
AC4790-200:
AC4790-1000:
3 Channel Sets comprising 56 total channels
One byte System ID. 56-bit DES encryption key.
Input/Output:256 bytes each
902 – 928 MHz
76.8 kbps fixed
Frequency Hopping Spread Spectrum
AC4790-1x1:
AC4790-200:
AC4790-1000: 743mW typical
AC4790-1x1: 3.3V, ±50mV ripple
AC4790-200: 3.3 – 5.5V, ±50mV ripple
AC4790-1000*: Pin 10: 3.3 – 5.5V ±50mV ripple
* Pins 10 and 11 may be tied together, provided the supply voltage never falls below 3.3 V and is
capable of supplying 1.5 A of current.
-100dBm typical @ 76.8kbps RF Data Rate
-110dBm typical @ 76.8kbps RF Data Rate (AC4490LR-200/AC4490LR-1000)
20000
25ms / 50 ms
Pin 11: 3.3 ±3%, ±100mV ripple
www.lairdtech.com\wireless
Conducted (no antenna)
100mW typical
10mW typical
Transceiver
130mA
33mA
38mA
General
10%TX
Duty Cycle (TX=Transmit; RX=Receive)
650mA
54mA
68mA
50%TX
EIRP (3dBi gain antenna)
1486mW typical
200mW typical
20mW typical
1300mA
106mA
80mA
100%TX
30mA
28mA
30mA
100%RX
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