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TA2154AFN 数据表(PDF) 8 Page - Toshiba Semiconductor

部件名 TA2154AFN
功能描述  1.5 V 1 Chip Tuner IC (for Digital Tuning System)
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制造商  TOSHIBA [Toshiba Semiconductor]
网页  http://www.semicon.toshiba.co.jp/eng
标志 TOSHIBA - Toshiba Semiconductor

TA2154AFN 数据表(HTML) 8 Page - Toshiba Semiconductor

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TA2154AFN
2002-10-21
8
Maximum Ratings (Ta
==== 25°C)
Characteristics
Symbol
Rating
Unit
Supply voltage
VCC
4.5
V
Power dissipation
PD (Note 2)
550
mW
Operating temperature
Topr
-10~60
°C
Storage temperature
Tstg
-55~150
°C
Note 2: Derated above Ta
= 25°C in the proportion of 4.4 mW/°C.
Electrical Characteristics
Unless otherwise specified
: VCC
==== 1.2 V, Ta ==== 25°C, FM F/E: f ==== 98 MHz, fm ==== 1 kHz, DDDDf ==== ±±±±75 kHz, Vin ==== 60dBmmmmV EMF
FM IF: f
==== 10.7 MHz, fm ==== 1 kHz, DDDDf ==== ±±±±75 kHz, Vin ==== 80dBmmmmV EMF
AM:
f
==== 1000 kHz, fm ==== 1 kHz, MOD ==== 30%, Vin ==== 60dBmmmmV EMF
MPX: fm
==== 1 kHz, fp ==== 19 kHz
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
ICC1
¾
PW SW off
20
mA
ICC2
¾
AM mode, Vin = 0
5.0
7
ICC3
¾
FM mode, Vin = 0
13.0
17
Supply current
ICC4
¾
TV mode, Vin = 0
13.5
17
mA
Input limiting voltage
Vin (lim)
¾
Point where detection output is
-3dB with Vin = 60dBmV EMF
as reference
¾
12
¾
dB
mV
EMF
FM
F/E
Local OSC buffer output
voltage
Vosc
(Buff) FM
¾
fosc = 6.79375 MHz
(217.4 MHz divided by 32)
150
200
¾
mVp-p
Input limiting voltage
Vin (lim)
¾
Point where detection output is
-3dB with Vin = 60dBmV EMF
as reference
14
dB
mV
EMF
TV
F/E
Local oscillator buffer output
Vosc
(Buff) TV
¾
fosc = 26.3375 MHz
(210.7 MHz divided by 8)
150
200
mVp-p
Input limiting voltage
Vin (lim)
¾
Point where detection output is
-3dB with Vin = 80dBmV EMF
as reference
37
42
47
dB
mV
EMF
Recovered output voltage
VOD (FM)
¾
¾
115
140
180
mVrms
Signal to noise ratio 1
S/N (FM)
¾
¾
¾
73
¾
dB
Total harmonic distortion 1
THD (FM)
¾
¾
¾
0.2
¾
%
AM rejection ration
AMR (FM)
¾
MOD
= 30%
¾
62
¾
dB
IF count output voltage
VIF (FM)
¾
¾
150
190
¾
mVp-p
FM
IF
IF count sensitivity
IFSENS (FM)
¾
RSEN = 3.3 kW
48
53
58
dB
mV
EMF
Gain
Gv
¾
Vin = 32dBmV EMF
19
29
51
mVrms
Recovered output voltage
VOD (AM)
¾
¾
27
40
54
mVrms
Signal to noise ratio 2
S/N (AM)
¾
¾
¾
37
¾
dB
Total harmonic distortion 2
THD (AM)
¾
¾
¾
13
¾
%
Local OSC buffer output
voltage
Vosc
(Buff) AM
¾
fosc = 14.5 MHz
130
180
¾
mVp-p
IF count output voltage
VIF (AM)
¾
¾
140
180
¾
mVp-p
AM
IF count sensitivity
IFSENS (AM)
¾
RSEN = 3.3 kW
27
32
37
dB
mV
EMF


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