TA31275FNG Toshiba, TA31275FNG Datasheet - Page 19

• Manufacturer Part Number: TA31275FNG
• Description: IC RF/IF DETECTOR 450MHZ 24-SSOP
• Manufacturer: Toshiba

Specifications of TA31275FNG

• Frequency: 240MHz ~ 450MHz
• Rf Type: AM, FM
• Voltage - Supply: 2.4 V ~ 5.5 V
• Current - Supply: 7.3mA
• Package / Case: 24-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Accuracy: -
• Input Range: -
• Other names: TA31275FNGTR

Reference Data
−0.5
−1.5
−10
−20
−30
−40
−50
−60
−70
2.5
1.5
0.5
−1
−2
−3
−4
−5
−6
−7
−1
10
−20
2
1
0
3
2
1
0
0
0
1
12-dB SINAD Sensitivity Characteristics –
S/N and AMR RF Input Characteristics
RF IN input level V (RF) in (dBµVEMF)
0
Supply Voltage Characteristics
20
2
12-dB SINAD sensitivity –
FM modulation Dev (kHz)
Supply voltage V
20
AMR
S + N
(with a broadband ceramic filter (280 k) used)
FM Modulation
(Dev = ±20 k)
40
3
40
V CC = 5 V
f (RF) in = 314.9 MHz
fmod = 600 Hz
f (L o ) in = 40.7 MHz
V (L o ) in = 100dBµV
LOBS = “H”
No SAW filter
<Meas point>
FILOUT at audio analyzer
N
60
60
4
CC
V CC = 5 V
f (RF) in = 314.9 MHz
fmod = 600 Hz
f (L o ) in = 40.7 MHz
V (L o ) in = 100dBµV
LOBS = “H”
No SAW filter
<Meas point>
FILOUT at audio
analyzer
V CC = 5 V
Dev = ±20 kHz
fmod = 600 Hz
f (L o ) in = 40.7 MHz
V (L o ) in = 100dBµV
LOBS = “H”
No SAW filter
<Meas point>
FILOUT at audio
analyzer
80
(V)
80
5
100
100
120
6
19
−10
−10
−20
−30
−40
−50
−60
−70
2.5
1.5
0.5
10
−2
−4
−6
−8
314.6
314.4
10
−20
8
6
4
2
0
2
1
0
0
S Curve – Supply Voltage Characteristics
20dBµVMF
40dBµVMF
S/N and AMR RF Input Characteristics
314.55 314.7
RF IN input level V (RF) in (dBµVEMF)
RF IN input frequency f (RF) in (MHz)
RF IN input frequency f (RF) in (MHz)
Sensitivity Detuning Characteristics
314.7
AM
0
TA31275FN/ TA31275FNG
(AM and FM modulation)
10dBµVMF
Dev = ±80 k
20
30dBµVMF
AMR
314.8
S + N
0dBµVMF
(Dev = ±40 k)
Dev = ±20 k
314.85
40
Dev = ±40 k
Dev = ±60 k
314.9
V CC = 5 V
f (RF) in = 314.9 MHz
fmod = 600 Hz
f (L o ) in = 40.7 MHz
V (L o ) in = 100dBµV
LOBS = “H”
No SAW filter
<Meas point>
FILOUT at audio analyzer
N
315
60
V CC = 5 V
fmod = 600 Hz
f (L o ) in = 40.7 MHz
V (L o ) in = 100dBµV
LOBS = “H”
No SAW filter
<Meas point>
FILOUT at multi meter
315
315.15
V CC = 5 V
f (RF) in = 314.9
MHz
fmod = 600 Hz
f (L o ) in = 40.7
MHz
V (L o ) in =
100dBµV
LOBS = “H”
No SAW filter
<Meas point>
FILOUT at audio
analyzer
80
315.1
315.3
100
315.45
315.2
03-01-23
120