ta2149bfn TOSHIBA Semiconductor CORPORATION, ta2149bfn Datasheet - Page 10

• Manufacturer Part Number: ta2149bfn
• Description: 3 V Am/fm 1 Chip Tuner Ic For Digital Tuning System
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Maximum Ratings
Electrical Characteristics
Supply voltage
LED current
LED voltage
Power dissipation
Operating temperature
Storage temperature
Note 2: Derated above Ta = 25°C in the proportion of 9.6 mW/°C for TA2149BN of 4 mW/°C for TA2149BFN.
Supply current
Pin 17 output resistance
FM IF
F/E
AM
Input limiting voltage
Local OSC buffer output
voltage 1
Local OSC buffer output
voltage 2
Input limiting voltage
Recovered output voltage
Signal to noise ratio
Total harmonic distortion
AM rejection ration
IF count output frequency
IF count output voltage
IF count output sensitivity
Gain
Recovered output voltage
Signal to noise ratio
Total harmonic distortion
Local OSC buffer output
voltage
IF count output voltage
IF count output sensitivity
Characteristics
Characteristic
TA2149BFN
TA2149BN
(Ta = = = = 25°C)
(Unless otherwise specified, Ta = = = = 25°C , V
F/E: f = = = = 98 MHz, f
FM IF: f = = = = 10.7 MHz, D D D D f = = = = ± ± ± ± 75 kHz, f
AM: f = = = = 1 MHz, MOD = = = = 30%, f
MPX: f
(buff) FM1
(buff) FM2
V
(buff) AM
V
V
I
I
Symbol
f
V
IF sens
IF sens
CC (FM)
CC (AM)
in (lim) IF
IF
V
V
V
IF
IF
AMR
Symbol
(FM)
(AM)
in (lim)
V
THD
V
THD
S/N
S/N
R
VLED
G
OSC
OSC
OSC
ILED
V
(FM)
T
T
OD
OD
P
(FM)
(AM)
17
(Note 2)
V
CC
opr
stg
D
m
= = = = 1 kHz)
Circuit
Test
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
-55~150
-25~75
Rating
V
V
V
-3dB limiting
f
f
SW8: ON
V
-3dB limiting
V
V
V
V
V
V
SW7: ON
V
V
V
V
f
V
SW7: ON
FM mode
AM mode
1200
OSC
OSC
OSC
500
10
in
in
in
in
in
in
in
in
in
in
in
in
in
in
in
10
m
8
8
= 0, FM mode
= 0, AM mode
= 60dBmV EMF,
= 80dBmV EMF,
= 80dBmV EMF
= 80dBmV EMF
= 80dBmV EMF
= 80dBmV EMF
= 80dBmV EMF, SW7: ON 1.3373 1.3375 1.3377
= 80dBmV EMF, SW7: ON
= 27dBmV EMF
= 60dBmV EMF
= 60dBmV EMF
= 60dBmV EMF
= 60dBmV EMF^SW7: ON
= = = = 1 kHz
= 108.7 MHz
= 6.79375 MHz
= 1.45 MHz
Test Condition
Unit
mW
mA
° C
° C
V
V
m
= = = = 1 kHz
m
= = = = 1 kHz
Min
200
250
250
23
75
37
42
20
60
55
33
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
CC
= = = = 3 V,
Typ.
0.75
15.5
250
290
290
110
8.5
0.3
0.7
TA2149BN/BFN
13
10
35
42
75
60
47
38
85
41
75
38
Max
16.5
11.0
300
330
108
350
47
52
70
43
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
2001-12-21
dBmV EMF
dBmV EMF
dBmV EMF
dBmV EMF
mVrms
mVrms
mVrms
mVrms
mVrms
mVrms
mV
mV
MHz
Unit
mA
dB
dB
dB
kW
%
%
p-p
p-p