參數(shù)資料
型號: TDA8505
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號轉(zhuǎn)換
英文描述: SECAM encoder
中文描述: COLOR SIGNAL ENCODER, PDIP32
封裝: PLASTIC, SOT-232-1, SDIP-32
文件頁數(shù): 17/32頁
文件大小: 466K
代理商: TDA8505
July 1994
17
Philips Semiconductors
Preliminary specification
SECAM encoder
TDA8505
F
REQUENCY OF CHROMINANCE SIGNAL
(
NOTE
3)
f
OR
f
OB
f
max
f
min
D'R
D'B
black level of D'R
black level of D'B
maximum frequency
minimum frequency
deviation of D'R
deviation of D'B
4721
3865
252
207
4406
4250
4756
3900
280
230
4791
3935
308
253
kHz
kHz
kHz
kHz
kHz
kHz
EBU bar of 75%
EBU bar of 75%
CVBS output (pin 21)
I
sink(max)
I
source(max)
V
black
G
Y
G
CHR
R
O
maximum sink current
maximum source current
black level voltage
gain Y+SYNC (pin 23 to pin 21)
gain CHROMA (pin 18 to pin 21)
output resistance
250
1
1.6
6
6
120
μ
A
mA
V
dB
dB
LPFDR output (pin 13)
V
O
DC control voltage level
control sensitivity
output leakage current
tbf
2.4
0.2
tbf
50
V
kHz/mV
nA
I
LO
LPFDB output (pin 15)
V
O
DC control voltage level
control sensitivity
output leakage current
tbf
2.1
1.5
tbf
50
V
kHz/mV
nA
I
LO
LPF4.4 output (pin 24)
V
O
DC control voltage level
control sensitivity
output leakage current
tbf
2.3
1.5
tbf
100
V
kHz/mV
nA
I
LO
LPF4.25 output (pin 31; C
ext
= 270 pF)
V
O
DC control voltage level
control sensitivity
output leakage current
tbf
2.3
5.3
tbf
100
V
kHz/mV
nA
I
LO
VCO4.25 (pin 27; note 4)
CS input (pin 29)
V
I(p-p)
sync pulse input amplitude
(peak-to-peak value)
slicing level
input current
maximum output current
75
300
600
mV
50
4
100
%
μ
A
μ
A
I
I
I
O(max)
during sync
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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