參數(shù)資料
型號(hào): TDA8505
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號(hào)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): 16/32頁
文件大?。?/td> 466K
代理商: TDA8505
July 1994
16
Philips Semiconductors
Preliminary specification
SECAM encoder
TDA8505
FLT output (pin 16)
V
DCL
limited DC LOW level output
voltage
limited DC HIGH level output
voltage
DC level output voltage
I
O
= 200
μ
A
0.27
V
V
DCH
I
I
= 200
μ
A
1.8
V
V
DC
tbf
0.86
tbf
V
Y+SYNC output (pin 25)
R
O
I
sink(max)
I
source(max)
V
BL
V
SYNC
V
Y
B
t
d
t
d
output resistance
maximum sink current
maximum source current
black level output voltage
sync voltage amplitude
Y voltage amplitude
bandwidth frequency response
group delay time tolerance
sync delay time from
pin 29 to pin 25
Y delay time from pin 5 to pin 25
200
1
570
1330
10
220
1.6
600
1400
290
40
630
1470
20
360
μ
A
mA
V
mV
mV
MHz
ns
ns
R
L
= 10 k
; C
L
= 10 pF
R
L
= 10 k
; C
L
= 10 pF
t
d
10
ns
Y+SYNC input (pin 23; note 2)
I
bias
V
I(max)
input bias current
maximum Y voltage amplitude
1
1
μ
A
V
NOTCH output (pin 22)
R
O
V
DC
I
sink(max)
output resistance
DC output voltage level
maximum sink current
1750
300
2000
V
23
2250
V
μ
A
CHROMA output (pin 18)
I
sink(max)
I
source(max)
V
DC
V
DC
maximum sink current
maximum source current
DC voltage level
variation of DC voltage level
200
1
2.5
5
μ
A
mA
V
mV
chrominance signal
blanked
chrominance signal not
blanked
5
mV
R
O
V
O(p-p)
output resistance
chrominance output voltage
amplitude (peak-to-peak value)
120
165
205
mV
mV
f = 4.25 MHz
f = 4.406 MHz
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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