TDA9105 ST Microelectronics, TDA9105 Datasheet - Page 6

• Manufacturer Part Number: TDA9105
• Description: DEFLECTION PROCESSOR FOR MULTISYNC MONITORS
• Manufacturer: ST Microelectronics

HORIZONTAL SECTION (continued)
TDA9105
SUPPLY AND REFERENCE VOLTAGES
INPUT SECTION/PLL1
SECOND PLL AND HORIZONTAL OUTPUT SECTION
6/32
Electrical Characteristics (V
Note : If H-drive is taken on Pin 20 (Pin 21 connected to supply), H-D is the ratio of low level duration to horizontal period.
VSmoiO Low-Level Voltage on Moire Output
Symbol
XRAYth X-RAY Protection Input Threshold Voltage (Pin 16)
HDmax
VSblkO Low-Level Voltage on Composite Blanking
VSCinh Supply Voltage to Stop H-out, V-out when
ISmoiO
PLLinh
V
HDmin
V
HDem
ISblkO
V
I
HDvd
Vphi2
I
I
V
V
V
HLock0
FBth
V
REF-H
REF-V
Hph
V
HLock0
REF-H
REF-V
I
CR
Hjit
INTH
VCO
COG
CC
f0
OFF
CC
If H-drive is taken on Pin 21 (Pin 20 grounded), H-D is the ratio of high level duration to horizontal period.
In both cases, H-D period driving horizontal scanning transistor off.
Supply Voltage (Pin 18)
Supply Current (Pin 18)
Reference Voltage for Horizontal Section (Pin 7)
Max Sourced Current on V
Reference Voltage for Vertical Section (Pin 26)
Max Sourced Current on V
Horizontal Input Threshold Voltage (Pin 17)
VCO Control Voltage (Pin 12)
VCO Gain, dF/dV (Pin 12)
Horizontal Phase Adjust (Pin 15)
Free Running Frequency (adjustable by changing R0) R0 = 6.49k , C0 = 680pF
PLL1 Capture Range
PLL 1 Inhibition (Pin 14)
(Typ. Threshold = 1.6V)
Max Output Current on HLock Output
Low Level Voltage on HLock Output
Flyback Input Threshold Voltage (Pin 5)
Horizontal Jitter
Horizontal Drive Output Duty-cycle
(Pin 20 or 21) (see Note)
Horizontal Drive Low Level Output Voltage
Horizontal Drive High Level Output Voltage
(output on Pin 20)
Maximum Output Current on Composite
Blanking Output
Output (Blanking ON)
Maximum Output Current on Moire Output
Internal Clamping Voltage on 2nd PLL Loop
Filter Output (Pin 3)
Threshold Voltage to Stop H-out, V-out and to
Activate BLKout (OFF Mode when V
(Pin 4)
V
CC
Minimum
Maximum
< VSCinh (Pin 18)
Parameter
CC
REF-H
REF-V
= 12V, T
(Pin 7)
(Pin 26)
Fh Min
Fh Max
PLL ON
PLL OFF
amb
4
< V
= 25 C)
OFF
)
See Figure 1
I = 2mA
I = 2mA
Low level voltage
High level voltage
V
R0 = 6.49k , C0 = 680pF
% of Horizontal period
R0 = 6.49k , C0 = 680pF
See conditions on Fig. 1
V
V
I
V
See Figure 14
See Application Diagram
(Pins 8-9)
V
V
V
Pin 20 to GND,
V
Pin 21 to V
I
I
V
I
V
Vmin
Vmax
V
2
OUT
22
23
REF-H
14
14
2
4
4
4
21
22
23
4
with I
= 2V
= 6V
= V
-V
with I
with I
Test Conditions
= 20mA
20
REF
= 8V
, I
2
22
23
OUT
= 10mA
- 100mV
CC
= 10mA
= 10mA
= 20mA
,
Min.
10.8
0.65
53.5
57.5
TBD
TBD
7.4
7.4
9.5
25
32
2
2
1.6 to 6.2
3.7 x f0
Typ.
0.25
0.75
0.25
0.25
12.5
1.1
1.6
3.2
7.5
12
40
17
27
80
34
56
60
10
f0
8
8
8
Max.
13.2
58.5
62.5
TBD
8.6
8.6
0.8
0.8
0.5
1.7
0.5
0.5
60
29
10
36
10
10
5
5
1
kHz/V
Unit
ppm
kHz
kHz
kHz
mA
mA
mA
mA
mA
mA
%
%
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V