參數(shù)資料
型號(hào): TDA8501T
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: PAL/NTSC encoder
中文描述: COLOR SIGNAL ENCODER, PDSO24
封裝: PLASTIC, SOT-137AH1, 24 PIN
文件頁(yè)數(shù): 16/30頁(yè)
文件大?。?/td> 238K
代理商: TDA8501T
April 1993
16
Philips Semiconductors
Preliminary specification
PAL/NTSC encoder
TDA8501
PAL mode; pin 17 = 0 V
V
SYNC
V
Y
V
DIF
sync voltage amplitude
Y voltage amplitude
difference between black and
blanking level
NTSC mode; pin 17 = 5 V and pin 4 open-circuit or ground
V
SYNC
sync voltage amplitude
V
Y
Y voltage amplitude
V
DIF
difference between black and
blanking level
BW
frequency response
285
665
300
700
0
315
735
mV
mV
mV
270
628
286
661
53
300
694
mV
mV
mV
pin 22 with external
load of R = 10 k
and
C = 10 pF
10
MHz
group delay tolerance
sync delay from pin 24 to pin 22
Y delay from pin 5 to pin 22
Chrominance cross talk
220
290
10
20
360
60
ns
ns
ns
dB
t
d
t
d
α
0 dB = 1330 mV
(peak-to-peak)
= 75% RED
Y + SYNC IN (pin 20 from delay circuit; note 2)
I
bias
V
I
input bias current
maximum voltage amplitude
1
1
μ
A
V
Y + SYNC OUT (pin 19 output Y (SVHS); note 2)
R
O
I
sink
I
source
V
BL
G
output resistance
maximum sink current
maximum source current
black level output voltage
Y
+
SYNC gain;
from pin 20 to pin 19
frequency response
650
1000
120
1.65
12
μ
A
μ
A
V
dB
BW
pin 19 with external
load of R = 10 k
and
C = 10 pF
10
MHz
group delay tolerance
Chrominance cross talk
20
54
ns
dB
α
0 dB = 1330 mV
(peak-to-peak)
= 75% RED
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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