
AN5491K
ICs for TV
4
I
Recommended Operating Range
Parameter
Symbol
Range
Unit
Supply voltage
V
CC1
4.5 to 5.0 to 5.5
V
V
CC2
8.1 to 9.0 to 9.9
I
Electrical Characteristics at T
a
=
25
°
C
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
DC characteristics
Circuit current I
CC1
I
12
V
CC1
=
5 V, V
CC2
=
9 V
V
CC1
=
5 V, V
CC2
=
9 V
V
CC1
=
5 V, V
CC2
=
9 V,
V
CC3
=
6.5 V
13.6
17.0
20.4
mA
Circuit current I
CC2
Circuit current I
CC3
I
15
I
3
16.8
21.0
25.2
mA
6.0
7.5
9.0
mA
Synchronizing signal processing
Horizontal free-running oscillation
frequency 1 [Divide-by-8]
f
HO8
Pin 2: Without input, Pin 25: High
Pins 19, 26, 31, 35: Low
61.5
62.7
63.9
kHz
Horizontal free-running oscillation
frequency 2 [Divide-by-16]
f
HO16
Pin 2: Without input
Pins 19, 25, 26, 31, 35: Low
30.8
31.4
32.0
kHz
Horizontal free-running oscillation
frequency 3 [Divide-by-32]
f
HO32
Pin 2: Without input
Pin 19: High
15.4
15.7
16.0
kHz
Horizontal output pulse duty cycle 1
[Divide-by-32]
τ
HO1
Pin 2: Without input, Pin 39: 2 V
Pin 19: High
11.7
14.0
16.6
μ
s
Horizontal output pulse duty cycle 2
[Divide-by-32]
τ
HO2
Pin 2: Without input, Pin 39: 5 V
Pin 19: High
23.9
28.5
33.7
μ
s
Horizontal high-level output voltage
V
FHH
DC voltage for pin 38 high-level
2.8
3.5
4.2
V
Horizontal low-level output voltage
V
FHL
V
FHS
DC voltage for pin 38 low-level
0
0.3
V
Horizontal output start voltage
Minimum voltage of pin 3 to bec-
ome f > 10 kHz when horizontal
oscillation output is 1 V[p-p] or
more in divide-by-32 mode.
4.2
5.0
V
Screen center variable range 1
[Divide-by-16]
t
DH16
Pin 25: Low,
Pins 19, 26, 31, 35: High
Change amount of phase difference
between H
P
and H-out of Data 08:
[00] to [1F]
2.16
2.70
3.24
μ
s
Screen center variable range 2
[Divide-by-32]
t
DH32
Pin 19: Low,
Change amount of phase difference
between H
P
and H out of Data 08:
[00] to [1F]
3.8
4.8
5.8
μ
s
Horizontal input pulse threshold voltage
V
T2
V
4
Slice level of pin 2
0.9
1.5
2.1
V
Over-voltage protective operation
voltage
Pin 4 voltage at I
4
=
50
μ
A
0.60
0.75
0.90
V