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TA32305 Datasheet, PDF (1/26 Pages) Toshiba Semiconductor – RF 1chip Receiver and Transmitter for low power wireless
TA32305FN/FNG
TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA32305FN/TA32305FNG*
RF 1chip Receiver and Transmitter for low power wireless
The TA32305FN is an RF 1 chip receiver and transmitter IC.
Receiver is for AM/FM radio.
The IC incorporates an RF amp, 2-level comparator, and local
×8 circuit.
This IC’s main use is remote control.
Features
• RF frequency: 240 to 450 MHz (multiplication is used)
• IF frequency: 80 kHz
• Operating voltage range: 2.2 to 5.5 V
• Current dissipation: TX 4.3 mA/ RX 5.6 mA (FM), 5.3 mA (AM)
(except current at oscillator circuit)
• Current dissipation at BS: 0 µA (typ.)
• Small package: 30-pin SSOP (0.65 mm pitch)
Block Diagram
SSOP30-P-300-0.65
Weight: 0.17 g (typ)
SAW
30 29
RX TX
DATA DATA
28 27 26 25
RX TX LPF LPF
OUT IN
Comparator
24 23 22 21 20 19 18 17 16
AF RSSI REF GND1 MIX
OUT
RSSI
IN
RF CHARGE RF RF
OUT
DEC IN
×8
OSC
IN
VCC1
1
2
MIX
U/L OUT
3
4
IFF IFF
IN OUT
5
6
Detector
IF
TX AM/ TX
Vcc2 IF IN GND2 OUT QUAD Vcc3 Power FM OUT
7
8
9
10 11 12 13 14 15
*: TA32305FNG Package is Pb-Free.
1
2003-12-04