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參數(shù)資料
| 型號： | TA32305FNG |
| 廠商： | Toshiba Corporation |
| 英文描述： | RF 1chip Receiver and Transmitter for low power wireless |
| 中文描述： | 射頻1chip接收器和發(fā)射低功率無線 |
| 文件頁數(shù)： | 7/26頁 |
| 文件大?。?/td> | 605K |
| 代理商： | TA32305FNG |
TA32305FN/FNG
2003-12-04
7
7. RF Amp Current Adjustment
The RF amp current dissipation can be regulated by varying resistor R as shown in the figure below.
When R
=
560
, the current dissipation is approximately 600
μ
A.
Figure 4
8. Battery-Saving (BS) Function
The IC incorporates a battery-saving function. These functions offer the following selection.
Receiver
FM Mode (FM/AM pin: GND)
RX Pin
Circuit Status in the IC
IC Current
Dissipation
(at no signal)
H
Circuits in operation:
×
8 circuit
Mixer
RF amp
Comparator
IF amp
Detector circuit
RSSI
Comparator capacitor charger circuit
5.6 mA (typ.)
L
All circuits
0 mA (typ.)
AM Mode (FM/AM pin: OPEN)
RX Pin
Circuit Status in the IC
IC Current
Dissipation
(at no signal)
H
ircuits in operation:
×
8 circuit
Mixer
RF amp
Comparator
IF amp
RSSI
Comparator capacitor charger circuit
5.3 mA (typ)
L
All circuits
0 mA (typ)
Transmitter
TX Pin
Circuit Status in the IC
IC Current
Dissipation
(at no signal)
H
Circuits in operation:
×
8 circuit
TX amp
4.3 mA (typ)
L
All circuits
0 mA (typ)
17
R
RF DEC
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