tda9112a STMicroelectronics, tda9112a Datasheet - Page 20

• Manufacturer Part Number: tda9112a
• Description: High-end I2c Controlled Deflection Processor For Multisync Monitor
• Manufacturer: STMicroelectronics

TDA9112A
6.9 Miscellaneous
20/60
Vertical blanking and horizontal lock indication composite output
Horizontal moiré canceller
Vertical moiré canceller
Protection functions
Control voltages on
---------------------------- -
V
t
I
V
XRayDelay
V
Symbol
SinkLckBk
V
T
V
V
CCXRayEn
V
V
H H moire
ThrXRay
HBNorm
V
V
OLckBk
V-moiré
CCStop
CCDis
CCEn
HOn
BOn
T
–
H
Sink current to
Output voltage on
Modulation of T
Amplitude of modulation of V-drive sig-
nal on
Input threshold on
Delay time between XRay detection
event and protection action
Minimum
XRay detection and protection
VCC
ramp-up
VCC
ramp-down
Threshold for start/stop of H-drive sig-
nal
Threshold for start/stop of B-drive sig-
nal
Threshold for full operation duty cycle
of H-drive and B-drive signals
Minimum supply voltage when voltage
on
old
(63)
HPosF
HPosF
value for start of operation at
value for stop of operation at
VOut
(60)
VCC
Table 6. Miscellaneous
pin reaches
pin and
(60)
pin by vertical moiré.
Parameter
HLckVBk
value for operation of
H
by H. moiré function
HLckVBk
XRay
VCC
VHOn
input
pin
for Soft start/stop operation
output
(59)
thresh-
(62)
VCC
VCC
(58)
HMoiréMode
HMOIRE
HMoiréMode
HMOIRE
VMOIRE
(V
x0000000b
x1111111b
x0000000b
x1111111b
x0000000b
x1111111b
CC
V. blank
Test Conditions
Yes
Yes
No
No
= 12V, T
(Sad0Bh):
(Sad02h):
(Sad02h):
HLckVBk
= 0
= 1
(19)(61)
amb
H. lock
Yes
Yes
No
No
= 25°C)
VRefO
-10mV
Min.
T
H
VRefO
Value
Typ.
0.02
0.04
10.2
100
0.1
1.1
8.0
6.8
1.7
2.4
4.8
5
6
0
0
0
3
1
+10mV
VRefO
Max.
10.8
2T
H
Units
mV
mV
%
%
%
%
V
V
V
V
V
V
V
V
V
A