TA32305FNG Toshiba, TA32305FNG Datasheet - Page 7

• Manufacturer Part Number: TA32305FNG
• Description: IC TRANSCEIVER RF 450MHZ 30-SSOP
• Manufacturer: Toshiba

Specifications of TA32305FNG

• Frequency: 240MHz ~ 450MHz
• Modulation Or Protocol: ASK, FM, FSK
• Applications: General Data Transfer
• Voltage - Supply: 2.2 V ~ 5.5 V
• Current - Receiving: 5.6mA
• Current - Transmitting: 4.3mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 30-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Other names: TA32305FNGTR

7. RF Amp Current Adjustment
8. Battery-Saving (BS) Function
When R = 560 Ω, the current dissipation is approximately 600 µA.
FM Mode (FM/AM pin: GND)
AM Mode (FM/AM pin: OPEN)
Receiver
Transmitter
The RF amp current dissipation can be regulated by varying resistor R as shown in the figure below.
The IC incorporates a battery-saving function. These functions offer the following selection.
RX Pin
RX Pin
TX Pin
H
H
H
L
L
L
Circuits in operation:
All circuits
ircuits in operation:
All circuits
Circuits in operation:
All circuits
･×8 circuit
･Mixer
･RF amp
･Comparator
･IF amp
･Detector circuit
･RSSI
･Comparator capacitor charger circuit
･×8 circuit
･Mixer
･RF amp
･Comparator
･IF amp
･RSSI
･Comparator capacitor charger circuit
･×8 circuit
･TX amp
Circuit Status in the IC
Circuit Status in the IC
Circuit Status in the IC
Figure 4
RF DEC
17
7
TA32305FN/FNG
5.6 mA (typ.)
(at no signal)
(at no signal)
5.3 mA (typ)
(at no signal)
4.3 mA (typ)
0 mA (typ.)
Dissipation
Dissipation
0 mA (typ)
Dissipation
0 mA (typ)
IC Current
IC Current
IC Current
2003-12-04