參數(shù)資料
型號(hào)： TDA6800T
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： Video modulator circuit
中文描述： SPECIALTY CONSUMER CIRCUIT, PDSO8
封裝： PLASTIC, SO-8
文件頁(yè)數(shù)： 4/10頁(yè)
文件大?。?/td> 54K
代理商： TDA6800T
March 1986
4
Philips Semiconductors
Product specification
Video modulator circuit
TDA6800
TDA6800T
CHARACTERISTICS
V
P
= 5 V; T
amb
= 25
°
C; measured in Fig.1; unless otherwise specified
Notes
1.
Input signal:
d.c. 0,45 V (V
8-4
= 1,85 V)
4,4 MHz; input voltage (p-p) = 0,6 V
5,5 MHz; input voltage (p-p) = 1,26 V
measured with respect to picture carrier, at f = 600 MHz.
Input signal:
d.c. 1 V (V
8-4
= 3,5 V)
5,5 MHz AM modulated, f
m
= 100 kHz
m = 0,8; input voltage (p-p) = 2,27 V (including modulation)
measured with respect to the picture carrier, at f = 600 MHz.
2.
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Supply voltage range
Supply current consumption
Video input voltage
Input impedance
Voltage (d.c.) at video
input (clamp voltage)
Voltage (d.c.) at
sound input
Output voltage f = 50 MHz; R
L
= 75
Output voltage f = 600 MHz; R
L
= 75
Differential gain
Differential phase
Intermodulation
(1,1 MHz) (note 1)
Frequency shift
V
b
= 5%, f = 600 MHz
Frequency shift
V
b
= 5%, f = 800 MHz
Frequency drift
25 to 40
°
C
Frequency drift
15 to 55
°
C
V
5-4
I
5
V
8(p-p)
R
8
4,5
30
9
1
5,5
13
V
mA
V
k
V
8
1,4
V
V
1
V
6-7
V
6-7
G
φ
2,5
13
10
10
10
V
mV
mV
%
deg.
80
60
dB
f
100
kHz
f
tbf
kHz
f
100
kHz
f
300
kHz
Positive modulation
(see Fig.3)
Residual carrier voltage
Cross modulation (note 2)
V
r
α
0,1
2,5
0,25
%
%
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