nRF903 Nordic VLSI, nRF903 Datasheet - Page 3

• Manufacturer Part Number: nRF903
• Description: Multichannel RF Transceiver 433/868/915MHz
• Manufacturer: Nordic VLSI

PRODUCT SPECIFICATION
Nordic VLSI ASA
Revision: 3.1
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
VSS
LF1
LF2
IND1
IND2
VSS
VSS
VDD
VDD
CFG_CLK
CFG_DATA
CS
XC1
VDD
VDD
CLK_OUT
VSS
C_SENSE
DATA
TXEN
FILT2
FILT1
VSS
VSS
PWR_DWN
STBY
VSS
ANT1
ANT2
VSS
VDD
VSS
-
Vestre Rosten 81, N-7075 Tiller, Norway
Ground
Output
Input
Input
Input
Ground
Ground
Power
Power
Input
Input
Input
Input
Power
Power
Output
Ground
Output
Bidirectional
Input
Input
Output
Ground
Ground
Input
Input
Ground
Bidirectional
Bidirectional
Ground
Power
Ground
Table 3. nRF903 pin functions.
Ground (0V)
Frequency synthesiser PLL loopfilter connection #1
Frequency synthesiser PLL loopfilter connection #2
External inductor for VCO
External inductor for VCO
Ground (0V)
Ground (0V)
Power supply (+3.0V DC)
Power supply (+3.0V DC)
Clock for programming mode
Serial input for transceiver configuration data
Chip select
CS = ”0”
CS = ”1”
Refer to Table 5. for mode setup
Crystal oscillator input (11.0592MHz)
Power supply (+3.0V DC)
Power supply (+3.0V DC)
Full swing clock for external microcontroller
Output frequency is set by 2 bits in the configuration word
f
Ground (0V)
Receiver carrier sense
Transmitted/received data
Select transmit/receive mode
TXEN = ”0”
TXEN = ”1”
Input from external 10.7MHz IF filter
Output to external 10.7MHz IF filter
Ground (0V)
Ground (0V)
Power down mode
Refer to Table 5. for mode setup
Standby mode
Refer to Table 5. for mode setup
Ground (0V)
Antenna terminal
Antenna terminal
Ground (0V)
Power supply (+3.0V DC)
Ground (0V)
CLK_OUT
QhtrÃ"ÂsÃ"!
=11.0592MHz/ , where is 1,2,4 or 8
transceiver normal operating mode
transceiver programming mode/test mode
-
Receive mode
Transmit mode
Phone [phone]
-
Fax [phone]
December 2002