TOSHIBA_TA32305FN Datasheet, PDF (1/2 Pages) Toshiba Semiconductor – TA32305FN/FNG Transceiver IC

Product Brief
TA32305FN/FNG Transceiver IC
Highlights
• Short, wireless data
communication
Transceiver IC for
240 MHz to 450 MHz
applications
• Applications include
Remote Keyless Entry,
Tire Pressure
Monitoring Systems,
Security Systems,
Monitoring Systems,
Telemetry and Radio
Frequency ID
Description
The TA32305FN/FNG is as single-chip IC
Transceiver for AM/FM radio. The IC
incorporates an RF amp, 2-level
comparator and local x8 circuit.
Features
• High sensitivity: -120 dBm
• RF frequency: 240 to 450 MHz
(multiplication is used)
• 100 to 450 MHz (multiplication is not
used)
Block Diagram
• Current dissipation at BS: 0 µA (typ.)
• FM and AM comparator incorporated
• RF amplifier incorporated
• Built-in local x8 multiple circuit —Toshiba
patented circuit for low-current
consumption
• MIX operating frequency: 240 to 450 MHz
• Current consumption: TX 4.3 mA/RX
5.6 mA (FM), 5.3 mA (AM)
• Operating power supply: 2.2V to 5.5V
• IF frequency: 80 KHz
• Package: SSOP30
SAW
30
29
28
27
Rx
Tx Rx
Tx
Data Data
Comparator
26
LPF
Out
25
LPF
In
24
AF
Out
23
RSSI
RSSI
22
21
REF GND1
20
Mix
In
19
18
RF- Charge
Out
17
16
RF- RF-
DEC In
x8
Osc.
In VCC1
U/L
1
2
3
MIX
Out
4
IFF In
5
IFF
Out
6
VCC2
7
IF In GND2
8
9
Detector
IF Out Quad VCC3
10
11
12
Tx AM/
Power FM
13
14
+
+
Tx
Out
15
www.Toshiba.com/taec
1 TA32305FN/FNG Transceiver IC