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參數(shù)資料
| 型號： | TA1267AF |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| 封裝： | 0.300 INCH, 1 MM PITCH, PLASTIC, SSOP-24 |
| 文件頁數(shù)： | 20/23頁 |
| 文件大?。?/td> | 304K |
| 代理商： | TA1267AF |
TA1267AF
2003-02-06 6/23
PIN
No.
NAME
FUNCTION
INTERFACE CIRCUIT
20
AFT output
Push-pull type current output.
Reverse type AFT.
21
VCC
Operating voltage range is 9.0 V ±
10%.
―
22
SIF input
In use inter-carrier application, connect
this terminal to GND. In this condition,
the SIF amplifier sets gain minimum.
23
GND
―
Table of System switches condition vs Operations
CONDITION
AF OUTPUT
TERMINAL
No.15
TERMINAL
No.16
2nd SIF
INPUT
TERMINAL
OUTPUT LEVEL
(mV
rms @DEVIATION)
DEEMPHASIS
EQ
AMPLIFIER
INPUT
TERMINAL
Low
No.13
500@27 kHz
50 s
No.6
Open
Low
No.14
↑
Low
Open
No.15
↑
Open
No.16
500@13.5 kHz
75 s
No.8
9 V
Open
↑
500@25 kHz
↑
Specification of VCO Tank Coil (Reference value)
PIF FREQUENCY
TUNING CAPACITANCE
38.9MHz
27pF
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTIC
SYMBOL
RATING
UNIT
Power Supply Voltage
VCC
13
V
Power Dissipation
PDmax
1040 (Note 1)
mW
Operating Temperature
Topr
20~75
°C
Storage Temperature
Tstg
55~150
°C
Note 1: This value is on condition that the IC is mounted on PCB (50 mm × 50 mm). When using the device at Ta =
25°C, decrease the power dissipation by 8.3 mW for each increase of 1°C.
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