參數(shù)資料
型號(hào): 1200
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 無(wú)繩電話(huà)/電話(huà)
英文描述: TELECOM, CELLULAR, RF AND BASEBAND CIRCUIT, QCC20
封裝: 4 X 4 MM, ROHS COMPLIANT, QLP-20
文件頁(yè)數(shù): 9/70頁(yè)
文件大小: 841K
代理商: 1200
Chipcon
SmartRF CC1100
Chipcon AS
SmartRF
CC1100 Preliminary Data Sheet (rev. 1.0) 2005-04-25
Page 17 of 68
Transmit mode
Receive mode
IDLE
Manual freq.
synth. calibration
RX FIFO
overflow
TX FIFO
underflow
Frequency
synthesizer on
SFSTXON
SRX or wake-on-radio (WOR)
STX
STX or RXOFF_MODE=10
RXOFF_MODE=00
SFTX
SRX or TXOFF_MODE=11
SIDLE
SCAL
SFRX
IDLE
TXOFF_MODE=00
SFSTXON or RXOFF_MODE=01
SRX or STX or SFSTXON or wake-on-radio (WOR)
Sleep
SPWD or wake-on-radio (WOR)
Crystal
oscillator off
SXOFF
CSn=0
TXOFF_MODE=01
Frequency
synthesizer startup,
optional calibration,
settling
Optional freq.
synth. calibration
Default state when the radio is not
receiving or transmitting. Typ.
current consumption: 1.9mA.
Lowest power mode. Most
register values are retained.
Current consumption typ
400nA, or typ 900nA when
wake-on-radio (WOR) is
enabled.
All register values are
retained. Typ. current
consumption; 0.16mA.
Used for calibrating frequency
synthesizer upfront (entering
receive or transmit mode can
then be done quicker).
Transitional state. Typ. current
consumption: 8.7mA.
Frequency synthesizer is turned on, can optionally be
calibrated, and then settles to the correct frequency.
Transitional state. Typ. current consumption: 8.7mA.
Frequency synthesizer is on,
ready to start transmitting.
Transmission starts very
quickly after receiving the
STX command strobe.Typ.
current consumption: 8.7mA.
Typ. current consumption:
14mA at -10dBm output,
16mA at 0dBm output,
19mA at +5dBm output,
29mA at +10dBm output.
Typ. current consumption:
from 14.2mA (strong
input signal) to 15.4mA
(weak input signal) at
2.4kbps.
Optional transitional state. Typ.
current consumption: 8.7mA.
In FIFO-based modes,
transmission is turned off
and this state entered if the
TX FIFO becomes empty in
the middle of a packet. Typ.
current consumption: 1.9mA.
In FIFO-based modes,
reception is turned off and
this state entered if the RX
FIFO overflows. Typ. current
consumption: 1.9mA.
Figure 4: Simplified state diagram, with typical usage and current consumption
17 Configuration Software
CC1100 can be configured using the SmartRF
Studio software, available for download from
http://www.chipcon.com. The SmartRF Studio
software is highly recommended for obtaining
optimum register settings, and for evaluating
performance and functionality. A screenshot of
the SmartRF Studio user interface for
CC1100
is shown in Figure 5.
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