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TA2149BN 数据表(PDF) 10 Page - Toshiba Semiconductor

部件名 TA2149BN
功能描述  3 V AM/FM 1 Chip Tuner IC (for Digital Tuning System)
Download  15 Pages
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制造商  TOSHIBA [Toshiba Semiconductor]
网页  http://www.semicon.toshiba.co.jp/eng
标志 TOSHIBA - Toshiba Semiconductor

TA2149BN 数据表(HTML) 10 Page - Toshiba Semiconductor

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TA2149BN/BFN
2001-12-21
10
Maximum Ratings (Ta
==== 25°C)
Characteristics
Symbol
Rating
Unit
Supply voltage
VCC
8
V
LED current
ILED
10
mA
LED voltage
VLED
8
V
TA2149BN
1200
Power dissipation
TA2149BFN
PD
(Note 2)
500
mW
Operating temperature
Topr
-25~75
°C
Storage temperature
Tstg
-55~150
°C
Note 2: Derated above Ta
= 25°C in the proportion of 9.6 mW/°C for TA2149BN of 4 mW/°C for TA2149BFN.
Electrical Characteristics (Unless otherwise specified, Ta
==== 25°C, VCC ==== 3 V,
F/E: f
==== 98 MHz, fm ==== 1 kHz
FM IF: f
==== 10.7 MHz, DDDDf ==== ±±±±75 kHz, fm ==== 1 kHz
AM: f
==== 1 MHz, MOD ==== 30%, fm ==== 1 kHz
MPX: fm
==== 1 kHz)
Characteristic
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
ICC (FM)
¾
Vin = 0, FM mode
¾
13
16.5
Supply current
ICC (AM)
¾
Vin = 0, AM mode
¾
8.5
11.0
mA
Input limiting voltage
Vin (lim)
¾
Vin = 60dBmV EMF,
-3dB limiting
¾
10
¾
dB
mV EMF
Local OSC buffer output
voltage 1
VOSC
(buff) FM1
¾
fOSC = 108.7 MHz
23
35
¾
mVrms
F/E
Local OSC buffer output
voltage 2
VOSC
(buff) FM2
¾
fOSC = 6.79375 MHz
SW8: ON
75
110
¾
mVrms
Input limiting voltage
Vin (lim) IF
¾
Vin = 80dBmV EMF,
-3dB limiting
37
42
47
dB
mV EMF
Recovered output voltage
VOD
¾
Vin = 80dBmV EMF
200
250
300
mVrms
Signal to noise ratio
S/N
¾
Vin = 80dBmV EMF
¾
75
¾
dB
Total harmonic distortion
THD
¾
Vin = 80dBmV EMF
¾
0.3
¾
%
AM rejection ration
AMR
¾
Vin = 80dBmV EMF
¾
60
¾
dB
IF count output frequency
fIF (FM)
¾
Vin = 80dBmV EMF, SW7: ON 1.3373 1.3375 1.3377
MHz
IF count output voltage
VIF (FM)
¾
Vin = 80dBmV EMF, SW7: ON
250
290
330
mVp-p
FM IF
IF count output sensitivity
IF sens
(FM)
¾
SW7: ON
42
47
52
dB
mV EMF
Gain
GV
¾
Vin = 27dBmV EMF
20
38
70
mVrms
Recovered output voltage
VOD
¾
Vin = 60dBmV EMF
60
85
108
mVrms
Signal to noise ratio
S/N
¾
Vin = 60dBmV EMF
¾
41
¾
dB
Total harmonic distortion
THD
¾
Vin = 60dBmV EMF
¾
0.7
¾
%
Local OSC buffer output
voltage
VOSC
(buff) AM
¾
fOSC = 1.45 MHz
55
75
¾
mVrms
IF count output voltage
VIF (AM)
¾
Vin = 60dBmV EMF、SW7: ON
250
290
350
mVp-p
AM
IF count output sensitivity
IF sens
(AM)
¾
SW7: ON
33
38
43
dB
mV EMF
¾
FM mode
¾
0.75
¾
Pin 17 output resistance
R17
¾
AM mode
¾
15.5
¾
k
W


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