ta31275 TOSHIBA Semiconductor CORPORATION, ta31275 Datasheet - Page 18

• Manufacturer Part Number: ta31275
• Description: Am/fm Rf/if Detector Ic For Low Power Wireless System
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Reference Data
guarantee on condition that it is stating except electrical characteristics.)
−15
−20
−25
−30
−35
−40
54
52
50
48
46
44
42
40
38
36
34
−600
1
Supply Voltage Characteristics
110°C
Demodulation Distortion Characteristics
25°C
−400
Waveform Shaping Duty Ratio –
Detuning frequency (IF IN) (kHz)
2
Supply voltage V
−40°C
−200
(This is characteristics data when it used evaluation boards. This is not
V CC = 5 V
f (IF) in = 10.7 MHz
Vin = 50dBµV
Dev = ±20 kHz
AM/FM = “L”
<Meas point>
FILOUT at audio analyzer
* The FILOUT output signal
is measured with a noise
meter after amplified.
3
0
4
CC
f (IF) in = 10.7 MHz
V (IF) in = 50dBµVEMF
Dev = ±20 kHz
fmod = 600 Hz
<Meas point>
DATA at oscilloscope
200
(V)
FM Mode
5
400
600
6
18
45
40
35
30
25
20
15
10
5
0
1
110°C
Supply Voltage Characteristics (FM)
2
TA31275FN/ TA31275FNG
Supply voltage V
Demodulation Output –
−40°C
25°C
3
f (IF) in = 10.7 MHz
V (IF) in = 50dBµVEMF
Dev = ±20 kHz
fmod = 600 Hz
<Meas point>
FILOUT at audio analyzer
4
CC
(V)
5
03-01-23
6