TA1272 데이터 시트보기 (PDF) - Toshiba
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TA1272 Datasheet PDF : 17 Pages
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TA1272AF
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTIC
SYMBOL
RATING
UNIT
Power Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
VCC
8
V
PD (Note)
500
mW
Topr
−20~65
°C
Tstg
−55~150
°C
Note: When using the device at above Ta = 25°C, decrease the power dissipation by 4 mW for each increase of
1°C.
RECOMMENDED POWER SUPPLY
PIN
No.
PIN NAME
5 PIF VCC
9 SIF VCC
MIN TYP. MAX UNIT
3.5
4.5
5.5
V
3.5
4.5
5.5
V
ELECTRIC CHARACTERISTICS (Unless otherwise specified, VCC = 4.5 V, Ta = 25°C)
DC CHARACTERISTICS
PIN
No.
PIN NAME
1 AGC1
2 AGC2
3 RF AGC
4 RF AGC delay
5 PIF VCC
6 PIF input 1
7 PIF input 2
8 PIF GND
9 SIF input
10 SIF VCC
11 N.C.
12 Video Adjust
13 SIF GND
14 AFT output
15 FM det. input
16 Limiter output
17 Audio output
18 Sync. sepa. output
19 Video coil 1
20 Video coil 2
21 AFT coil
22 Sync. sepa. input
23 Video output 1
24 Video output 2
FUNCTION
1st AGC filter
2nd AGC filter
RF AGC output
RF AGC delay
PIF VCC
IF input
IF input
PIF GND
SIF input
SIF VCC
―
Video Adjust
SIF GND
AFT output
FM det. output
SIF limiter output
Audio signal output
Sync. sepa. signal output
PIF carrier output
PIF carrier output
Connecting AFT coil
Sync. sepa. signal output
Video signal output
(noise inverter : OFF)
Video signal output
(noise inverter : ON)
MIN. TYP. MAX. UNIT
―
4.2
―
―
4.2
―
―
―
―
―
―
―
―
4.5
―
2.5
2.9
3.2
2.5
2.9
3.2
―
0
―
4.3 4.45 4.6
―
4.5
―
―
―
―
0.55 0.85 1.15
―
0
―
V
1.3
1.8
3.2
3.5
3.7
3.9
2.55 2.75 2.95
1.7
2.1
2.5
―
―
―
4.05 4.15 4.25
4.05 4.15 4.25
4.35 4.45 4.55
―
―
―
1.40 1.85 2.30
1.40 1.85 2.30
2001-02-28 7/17
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