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Alarm and Security Systems
Automatic Meter Reading (AMR)
Home Automation
Remote Control
Surveillance
Automotive
Telemetry
Toys
Wireless Communication
GENERAL DESCRIPTION
nRF403 is a true single chip UHF transceiver designed to operate in the 433MHz ISM
(Industrial, Scientific and Medical) and 315 MHz frequency band. It features
Frequency Shift Keying (FSK) modulation and demodulation capability. nRF403
operates at bit rates up to 20kbit/s. Transmit power can be adjusted to a maximum of
10dBm. Antenna interface is differential and suited for low cost PCB antennas.
nRF403 features a standby mode which makes power saving easy and efficient.
nRF403 operates from a single +3 V DC supply.
As a primary application, nRF403 is intended for UHF radio equipment in compliance
with the European Telecommunication Standard Institute (ETSI) specification
EN 300 220-1 V1.3.1.
QUICK REFERENCE DATA
Parameter
Frequency bands
Modulation
Frequency deviation
Max. RF output power @ 400鈩? 3V
Sensitivity @ 400鈩? BR=20 kbit/s, BER<10
-3
Maximum bit rate
Supply voltage
Receive supply current
Transmit supply current @ -10 dBm output power
Standby supply current
Value
433.92
315.16
FSK
鹵15
10
-105
20
2.7 鈥?3.6
250
*
8
8
Unit
MHz
kHz
dBm
dBm
kbit/s
V
碌A
mA
碌A
Table 1. nRF403 quick reference data.
ORDERING INFORMATION
Type number
nRF403-IC
Description
20 pin SSOIC
Version
A
Table 2. nRF403 ordering information.
*
The PWR_UP pin is used for power duty cycling. The duty-cycle is 2 % with a period of 200msec.
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Vestre Rosten 81, N-7075 Tiller, Norway
Page 1 of 18
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Phone +4772898900
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Fax +4772898989
July 2001
Nordic VLSI ASA
Revision: 1.1