ta31275 TOSHIBA Semiconductor CORPORATION, ta31275 Datasheet - Page 16

• 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.)
−10
−20
−30
−40
−50
−60
−70
−20
−30
−40
−50
−60
−70
2.5
1.5
0.5
10
10
−20
−20
−20
2
1
0
0
0
V CC = 5 V
f (IF) in = 10.7 MHz
Dev = ±20 kHz
fmod = 600 Hz
<Meas point>
FILOUT at audio
analyzer
S/N Characteristics (MIX input) in the AM
25°C
MIX IN input level V (MIX) in (dBµVEMF)
MIXIN
(multiplication
is used)
RSSI Output Voltage Characteristics
S/N Characteristics (IF input) in the
IF IN input level V (IF) in (dBµVEMF)
Mode when Multiplication is Used
0
0
0
25°C
−40°C
Input level Vin (dBµVEMF)
(IF, MIX, and RF inputs)
−40°C
20
20
20
(This is characteristics data when it used evaluation boards. This is not
N
RF IN
110°C
110°C
FM Mode
40
40
40
S + N
IF IN
110°C
60
60
60
AMR
−40°C
f (RF) in = f (MIX) in =
314.9 MHz/V CC = 5 V
f (IF) in = 10.7 MHz
f (L o ) in =
V (L o ) in = 100dBµV
<Meas point>
RSSI at multi meter
V CC = 5 V
f (MIX) in = 314.9 MHz
f (L o ) in = 40.7 MHz
f (L o ) in = 100dBµV
Dev = ±20 kHz
fmod = 600 Hz
LOBS = “H”
<Meas point>
FILOUT at audio
analyzer
80
80
80
40.7/304.2 MHz
MIXIN
(multiplication
is not used)
100
100
100
25°C
120
120
120
16
−10
−20
−30
−40
−50
−60
−70
−80
−90
−10
−20
−30
−40
−50
−60
−70
−80
−90
2.5
1.5
0.5
10
10
−20
−20
−20
2
1
0
0
0
V CC = 5 V
f (MIX) in = 314.9 MHz
f (L o ) in = 40.7 MHz
V (L o ) in = 100dBµV
LOBS = H
<Meas point>
RSSI at multi meter
S/N Characteristics (MIX input) in the AM
MIX IN input level V (MIX) in (dBµVEMF)
MIX IN input level V (MIX) in (dBµVEMF)
RSSI Output Voltage Characteristics
S/N Characteristics (IF input) in the
IF IN input level V (IF) in (dBµVEMF)
Mode when Multiplication is Used
0
0
0
TA31275FN/ TA31275FNG
20
20
20
S + N
(MIX inputs)
AM Mode
40
40
40
S + N
N
60
60
60
N
V CC = 5 V
f (MIX) in = 314.9 MHz
f (L o ) in = 304.2 MHz
V (L o ) in = 100dBµV
AM = 90%
fmod = 600 Hz
(rectangular wave)
LOBS = “H”
<Meas point>
FILOUT at audio
analyzer
−40°C
V CC = 5 V
f (IF) in = 10.7 MHz
AM = 90%
fmod = 600 Hz
<Meas point>
FILOUT at audio
analyzer
80
80
80
110°C
25°C
100
100
100
03-01-23
120
120
120