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参数资料
| 型号： | TDA8395T/N3,112 |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 颜色信号转换 |
| 英文描述： | COLOR SIGNAL DECODER, PDSO20 |
| 封装： | SOT-163 |
| 文件页数： | 8/12页 |
| 文件大小： | 93K |
| 代理商： | TDA8395T/N3,112 |
October 1991
5
Philips Semiconductors
Preliminary specication
SECAM decoder
TDA8395
CHARACTERISTICS
VP = 8.0 V; Tamb = 25 °C; unless otherwise specied
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply (pin 3)
VP
positive supply voltage
7.2
8.0
8.8
V
IP
supply current
18
25
mA
Ptot
total power dissipation
144
220
mW
CVBS input (pin 16)
V16(p-p)
composite video input voltage
(peak-to-peak value)
1.0
1.5
V
V16(p-p)
chrominance input voltage
(peak-to-peak value)
note 1
15
300
mV
ZI
input impedance
note 2
15
k
CLOCHE (pin 7)
Vtc
tuning voltage
2.5
3.5
4.5
V
f0
resonance frequency
note 3
4.266
4.286
4.306
MHz
B
bandwidth
241
268
295
kHz
Demodulator
Vtd
tuning voltage; pin 8
3.5
4.8
V
VO(p-p)
output voltage amplitude
(peak-to-peak value); pin 9
100/75 colour bar
0.97
1.05
1.13
V
VO(p-p)
output voltage amplitude
(peak-to-peak value); pin 10
100/75 colour bar
1.23
1.33
1.43
V
NLE
non-linearity error
100/75 colour bar;
note 4
3%
(BY)/(RY) ratio of (BY) and (RY)
1.23
1.27
1.32
fbe(RY)
black-level error
(RY)
note 5
5
kHz
fbe(BY)
black-level error
(BY)
note 5
7
kHz
VO
output voltage level during
blanking
2.8
V
BO
output bandwidth
1.3
MHz
S/N
signal-to-noise ratio
note 6
40
dB
fp
pole-frequency LF
de-emphasis
77
85
93
kHz
fp/f0
ratio of pole and zero
frequency
3
Vrh(p-p)
residual harmonic voltage
(peak-to-peak value)
10
mV
ZO(e)
output impedance SECAM
enabled
pin 1 HIGH
600
ZO(d)
output impedance SECAM
disabled
pin 1 LOW
1
M
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