tda933xh NXP Semiconductors, tda933xh Datasheet - Page 13

• Manufacturer Part Number: tda933xh
• Description: Tda933xh Series I2c-bus Controlled Tv Display Processors
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 15 Cathode drive level (15 steps; 3.6 V/step)
Note
1. The given values are valid for the following conditions:
Table 16 RGB blanking mode
Table 17 Picture tube discharge time
Note
1. See Chapter “Characteristics”; Fig.15
Table 18 Gain of luminance channel
Table 19 Standby
2002 Jun 04
CL3
TFBC
STB0
HBL
I
0
1
1
GAI
2
a) Nominal CVBS input signal.
b) Settings for contrast and white point nominal.
c) Black and blue stretch switched off.
d) Gain of output stage such that no clipping occurs.
e) Beam current limiting not active.
f) Gamma of picture tube is 2.25.
g) The tolerance on these values is approximately
0
1
0
1
0
1
0
0
1
1
C-bus controlled TV display processors
CL2
3 V.
0
0
1
STB1
0
1
0
1
CL1
normal blanking (horizontal flyback)
0
0
1
high gain [V
normal gain [V
CL0
0
0
1
wide blanking
horizontal drive off
horizontal drive on
18.6 ms
SETTING OF CATHODE
MODE
MODE
MODE
25 ms
DRIVE AMPLITUDE
28
CONDITION
= 0.45 V (p-p)]
28
no action
no action
= 1 V (b-w)]
41 V (b-w)
70 V (b-w)
95 V (b-w)
(1)
13
Table 20 Position of wide blanking (14 steps; 1f
Note
1. See Chapter “Characteristics”; note 13.
Table 21 Horizontal free-running frequency in TV mode
Table 22 Vertical scan reference in 2f
Table 23 Time constant phase-1 loop
Table 24 Synchronization mode
Table 25 Overvoltage input mode
HB3
HDTV
FAST
POC
VSR
PRD
0
0
1
0
0
1
0
1
0
1
0
1
0
1
HB2
0.29 s/step; 2f
0
1
1
CDTV
0
1
HB1 HB0
VERTICAL SCAN REFERENCE
0
1
1
synchronization not active
OVERVOLTAGE MODE
synchronization active
1f
14.25 kHz
15.7 kHz
16.9 kHz
0
1
TIME CONSTANT
increased by 30%
H
H
start of V
protection mode
end of V
detection mode
MODE
mode 0.145 s/step)
TDA933xH series
1f
TIMING OF BLANKING
normal
MODE
2.03 s
FREQUENCY
H
2.03 s
0 s
Preliminary specification
MODE
D
D
pulse
pulse
H
TV mode
2f
31.4 kHz
28.5 kHz
33.8 kHz
2f
H
1.015 s
1.015 s
H
MODE
0 s
H
MODE
mode
(1)