TA7678 データシートの表示（PDF） - Unspecified
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TA7678 Datasheet PDF : 8 Pages
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TA7678
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS(Ta=25 C)
PARAMETER
SYMBOL
Supply Voltage
Vcc
Open Loop Voltage
V4
Video DC output current (note)
V12
Operating Temperature
Topr
Storage Temperature
Tstg
Power dissipation
PD
VALUE
15
15
6
-20 to +65
-55 to 155
1.4
UNIT
V
V
V
C
C
W
ELECTRICAL CHARACTERISTICS(Ta=25 C,Vcc=12V,fp=45.75MHz,unless otherwise specified)
PARAMETER
TEST SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
CIRCUIT
Recommended Supply Voltage
Vcc
10.8 12 13.2 V
Quiescent circuit current
1
Iccq
S1:ON,S3:2,S5:2,S4:1
35 50 65 mA
Video DC output
1
V12
S1:OFF,S3:2,S5:2,S4:1
5.2 5.5 5.8
V
Terminal 5 voltage
1
V5
S1:ON,S3:2,S5:2,S4:1
3.5 4.4 5.3
V
Terminal 7 voltage
1
V5
S1:ON,S3:2,S5:2,S4:1
4.6 6.0 7.2
V
RF AGC Residual Output Voltage
1
V4(sat)
S1:OFF,S3:2,S5:2,S4:1
0.5
V
RF AGC Leak Current
1
I4(leak)
S1:OFF,S3:1,S5:2,S4:1
1
mA
Video sensitivity
2
SVI
Note 1
60 150 250 mVrms
AGC Range
Sync Tip Level Voltage (pin12)
2
VAGC(IF)
Note 2
2
Vsync
Note 3
(pin12)
60 64
dB
2.3 2.5 2.7
V
Maximum IF Input Voltage
White Noise Threshold (pin12)
White Noise Clamp Level (pin12)
2
VI(MAX)
Note 4
2
VWTH
Note 5
(pin12)
2
VWCL
Note 5
(pin12)
100 120
5.8 6.2
mVrms
6.6
V
3.7 4.1 4.5
V
Black Noise Threshold (pin12)
Black Noise Clamp Level (pin12)
2
VBTH
Note 5
(pin12)
2
VBCL(pin12)
Note 5
1.4 1.6 1.8
V
2.9
3.3
3.7
V
Video Frequency Response
3
Gv(IF)
Note 6
4.5
5.5
MHz
Suppression of carrier
Suppression of 2
nd Carrier
920kHz Beat level
Differentital Gain
Differential Phase
VIF Input Impedance
Maximum Avaliable Current
RF AGC delay Point Range
Video output level
4
CL
Note 7
4
I2nd
Note 8
4
I920
Note 9
5
DG
Note 10
5
DP
Note 10
6
RIN
Note 11
CIN
1
I4(MAX) Note 12
2
Vin(delay) Note 13
2
Vo0
Note 14
40
50
dB
40 50
dB
33 38
dB
7 10
dB
3.5 5
C
1.5 3.0 6.0
k
3.0 10.0 pF
7
mA
5.0 7.0 9.0
V
2.25 2.5 2.75 V
Contek Microelectronics Co.,Ltd.
2
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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