TDA9332H/N2 查看數據表（PDF） - Philips Electronics
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TDA9332H/N2 Datasheet PDF : 56 Pages
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Philips Semiconductors
I2C-bus controlled TV display processors
Preliminary specification
TDA933xH series
SYMBOL
PARAMETER
CONDITIONS
MIN.
∆Vbl
relative variation in black level
note 5
between the three channels during
variations of
supply voltage (±10%)
nominal controls
−
saturation (50 dB)
nominal contrast
−
contrast (20 dB)
nominal saturation
−
brightness (±0.5 V)
nominal controls
−
temperature (range 40 °C)
−
S/N
signal-to-noise ratio of the output notes 5 and 17
60
signals
Bo(Y)(10pF)
luminance bandwidth of output
signals
Bo(Y)(25pF)
luminance bandwidth of output
signals
with 10pF load
capacitance; note 12
luminance input; at −3 dB 30
RGB-1 input; at −3 dB 28
RGB-2 input; at −3 dB 27
with 25pF load capacitance
luminance input; at −3 dB 28
RGB-1 input; at −3 dB 27
RGB-2 input; at −3 dB 24
WHITE-POINT ADJUSTMENT
I2Cnom
I2C-bus setting for nominal gain
−
∆GRGB
adjustment range of RGB drive
CL control bits; see
±3.2
levels
Table 15
∆Gv
gain control range to compensate white point controls
−
spreads in picture tube
characteristics
2-POINT BLACK CURRENT STABILIZATION; INPUT PIN 44; note 18
Iref(l)
Iref(h)
IL
VIref
Iscan(max)
amplitude of low reference current
−
amplitude of high reference current
−
acceptable leakage current
−
voltage on measurement pin
pin 44; loop closed
3.15
maximum current during scan
pin 44; loop open circuit −
note 18
BEAM CURRENT LIMITING; INPUT PIN 43
Vbias
internal bias voltage
3.5
VCR
contrast reduction starting voltage
3.1
Vdif(CR)
voltage difference for full contrast
2.0
reduction
Vbri
brightness reduction starting
1.6
voltage
Vdif(BR)
voltage difference for full brightness
−
reduction
TYP. MAX.
−
20
−
20
−
20
−
20
−
20
−
−
33
−
31
−
29
−
31
−
30
−
26
−
32 DEC −
±3.6
±4.0
±3
−
8
−
20
−
±100 −
3.3
3.45
−
−
3.6
3.7
3.3
3.5
2.2
2.4
1.8
2.0
1
−
UNIT
mV
mV
mV
mV
mV
dB
MHz
MHz
MHz
MHz
MHz
MHz
dB
dB
µA
µA
µA
V
V
V
V
V
V
2002 Jun 04
21
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