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參數(shù)資料
| 型號： | TDA9331H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | I2C-bus controlled TV display processors |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | 10 X 10 MM, 1.75 MM HEIGHT, PLASTIC, SOT-307-2, QFP-44 |
| 文件頁數(shù)： | 20/56頁 |
| 文件大?。?/td> | 228K |
| 代理商： | TDA9331H |
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2000 May 08
20
Philips Semiconductors
Preliminary specification
I
2
C-bus controlled TV display processors
TDA933xH series
B
LACK LEVEL STRETCHER
; note 10
V
bl(max)
maximum black level shift
V
bl
black level shift
A-to-A; see Fig.8
at 100% peak white
at 50% peak white
at 15% peak white
15
1
1
6
21
0
8
27
+
1
+
3
10
IRE
IRE
IRE
IRE
RGB
AMPLIFIER OUTPUTS
:
PINS
40
TO
42
V
40-42(b-w)
output signal amplitude
(black-to-white value)
at nominal luminance input
signal and nominal
contrast, cathode drive
level and white-point
adjustment; note 11
2.0
V
V
o
Z
o
I
sink
V
o(RED)(p-p)
output voltage range
output impedance
sink current
output signal amplitude for the ‘red’
channel (peak-to-peak value)
1
120
2
2.1
V
CC
2
150
V
mA
V
note 12
emitter follower output
at nominal settings for
contrast and saturation
control and no luminance
signal at the input (R
Y,
PAL); note 11
V
bl(nom)
V
bl
nominal black level voltage
black level voltage
2.5
2.5
V
V
when black level
stabilization is switched off
(via AKB bit)
at 1f
H
; note 13
at 2f
H
; note 13
notes 15 and 16
t
W(blank)
width of video blanking pulse with
bit HBL active
14.4
7.2
14.7
7.35
±
1
15.0
7.5
μ
s
μ
s
V
CR
bl
control range of the black current
stabilization
blanking voltage level
blanking voltage level during
leakage measurement
blanking voltage level during low
measuring pulse
blanking voltage level during high
measuring pulse
adjustment range of the ratio
between the amplitudes of the
RGB drive voltage and the
measuring pulses
black level at the output at which
bit WBC is set to 1
V
blank
V
blank(leak)
difference with black level;
note 11
0.4
0.5
0.1
0.6
V
V
V
blank(l)
0.25
V
V
blank(h)
0.38
V
V
(RGB)(mp)
note 11
±
6
dB
V
bl(WBC)
nominal value
window; note 16
note 5
2.4
2.5
±
100
1.0
2.6
V
mV
mV/K
bl/
T
variation of black level with
temperature
black level offset adjustment range
on red and green channels
CR
bl
15 steps; 10 mV/step
±
70
±
75
±
80
mV
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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