TA1274 查看數據表（PDF） - Toshiba
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TA1274 Datasheet PDF : 22 Pages
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TA1274F
AC CHARACTERISTICS (VCC = 9.0 V, Ta = 25°C)
PIF section
CHARACTERISTIC
PIF Input Sensitivity
PIF Maximum Input Signal
PIF Gain Control Range
RF AGC Maximum Output Voltage
RF AGC Minimum Output Voltage
PIF Input Resistance (*)
PIF Input Capacitance (*)
Differential Gain
Differential Phase
SYMBOL
vin min (p)
vin max (p)
RAGC (p)
VAGC max
VAGC min
Zin R (p)
Zin C (p)
DG
DP
TEST
CIR-
CUIT
―
―
―
―
―
―
―
―
―
TEST CONDITION
MIN
―
(Note 1) 105
68
8.5
(Note 2)
―
―
(Note 3)
―
―
(Note 4)
―
Intermodulation
Video Output Signal Amplitude
Video Output S / N
IM
―
vDet (p)
―
S / N (p)
―
(Note 5) 50
(Note 6) 2.0
(Note 7) 55
Synchronous Signal Level
Threshold Level of the Black Noise
Inverter
Clamp Level of the Black Noise
Inverter
Vsync
―
VthB
―
VcpB
―
(Note 8) 2.4
1.7
(Note 9)
3.3
Video Bandwidth (−3 dB)
Capture Range of the PLL (Upper)
Capture Range of the PLL (Lower)
Hold Range of the PLL (Upper)
Hold Range of the PLL (Lower)
fDet (p)
―
fp (p) H
―
fp (p) L
―
fh (p) H
―
fh (p) L
―
(Note 10) 6
1.8
―
(Note 11)
1.8
―
Control Steepness of the VCO
β
―
(Note 12) ―
Steepness of the AFT Detection
AFT Maximum Output Voltage
AFT Minimum Output Voltage
AFT Output Voltage On Defeating
*:
Not tested
SAFT
―
VAFT max
―
VAFT min
―
VAFT Def
―
20
(Note 13) 8.5
―
(Note 14) 4.3
TYP.
40
113
73
8.9
0.0
1.2
3.6
1.0
3.0
55
2.2
60
2.7
2.0
3.6
8
2.3
−2.0
2.3
−2.0
1.8
25
8.8
0.4
4.5
MAX UNIT
45
dBµV
―
―
dB
―
V
0.1
V
―
kΩ
―
pF
3.0
%
5.0
deg
―
dB
2.4
V
―
dB
3.0
2.3
V
3.9
10 MHz
―
−1.5
MHz
―
−1.5
―
MHz /
V
30
kHz /
V
―
0.6
V
4.7
8
2002-12-20
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