參數(shù)資料
型號(hào)： 935261351112
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 顏色信號(hào)轉(zhuǎn)換
英文描述： COLOR SIGNAL DECODER, PDIP32
封裝： 0.400 INCH, PLASTIC, SOT-232, SDIP-32
文件頁(yè)數(shù)： 21/47頁(yè)
文件大?。?/td> 390K
代理商： 935261351112
1996 Jan 17
28
Philips Semiconductors
Preliminary specication
I2C-bus controlled, alignment-free PAL/NTSC/SECAM
decoder/sync processor with PALplus helper demodulator
TDA9144
Y OUTPUT (PIN 12)
Vo(p-p)
U output voltage
black-white
1.00
V
Vo(p-p)
PALplus output voltage
black-white
0.80
V
Zo
output impedance
250
Vo
DC output voltage level
black level
2.7
3.0
3.3
V
S/N
signal-to-noise ratio
f = 0 to 5 MHz
52
dB
Vout
black set-up amplitude
MACP = 1 or HD = 1
190
200
210
mV
tW(black)
black set-up width
363 LLC pulses
52.8
s
td
delay between mid-sync of input and
start black set-up
YD3 to YD0 = 1011; note 4;
see Fig.5
8.8
s
Vos
offset voltage Yblack to re-inserted
black
see Fig.5
10
mV
Gv
voltage gain
from Y/CVBSi to Yo
1.35
1.43
1.50
from Y/CVBSi to Yo
MACP = 1 or HD = 1
1.08
1.14
1.20
UV OUTPUTS (PINS 14 AND 13); note 6
Vo(p-p)
U output voltage (peak-to-peak value)
1.33
1.90
V
Vo(p-p)
V output voltage (peak-to-peak value)
1.05
1.50
V
Zo
output impedance (both outputs)
250
Vo
DC output voltage level
2.3
2.6
2.9
V
Gv
voltage gain
from Uin to Uout
0.94
0.97
1.00
from Vin to Vout
0.94
0.97
1.00
GENERAL
Vdiff
difference between black levels of
YUV outputs in RGB mode and YUV
mode
sync locked mixed RGB/YUV
via fast blanking
10
mV
NL
non-linearity
any input to any output
5%
B
bandwidth at
3 dB
any input to any output;
CL =15pF
7
MHz
α
c
crosstalk between RGB and UVin
signals on UVout
f=0to5MHz
50
dB
B
bandwidth at
1 dB
any input to any output;
CL =15pF
5
MHz
tclamp
internal Y clamping time constant
10
ms
FAST SWITCH F(PIN 18)
VIL
LOW level input voltage
UV switched on
0
0.5
V
VIH
HIGH level input voltage
RGB switched on
0.9
3.0
V
td
switching delay
between F and YUV
20
ns
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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