Electrical Characteristics (Cont’d): (VP = 12V, TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
VGA/Multi–Frequency Mode Switch
Input Voltage LOW to Force Multi–Frequency
Mode
Horizontal Comparator PLL1
Upper Control Voltage Limitation
Lower Control Voltage Limitation
Control Current
Horizontal Oscillator
Center Frequency
Deviation of Center Frequency
Temperature Coefficient
Relative Holding/Catching Range
External Oscillator Resistor
Voltage at Reference Current Input (Pin18)
Control Voltage
Horizontal PLL2
Upper Clamping Level of Flyback Input
Lower Clamping Level of Flyback Input
H–Flyback Slicing Level
Input Current
V7
V17
I17
fOSC
∆fOSC
TC
ϕH/tH
R18
V18
∆V18
V2
I2
Delay Between Middle of Sync and Middle of
td/tH
H–Flyback Related to tH
Upper Control Voltage Limitation
V20
Lower Control Voltage Limitation
Control Current
I20
PLL2 Control range Related to tH
∆t/tH
Horizontal Output (Open–Collector)
Output Voltage LOW
V3
tH Duty Cycle
tp/tH
Threshold to Activate Too Low Supply Voltage
VP
Protection
Horizontal Clamping/Blanking Generator Output
Output Voltage LOW
V8
Blanking Output Voltage
Clamping Output Voltage
Internal Sink Current for All Output Levels
I8
Clamping Pulse Start
t8
Clamping Pulse Width
tclp
Steepness of Rise and Fall Times
S
R18 = 12kΩ (Pin18),
C19 = 2.2nF (Pin19)
PLL1 and PLL2 Locked,
Vrefm= 6.25V
I2 = 6mA
I2 = –1mA
H–Scan; V8 < 0.9V
H–Flyback; V8 > 1.8V
I3 = 20mA
I3 = 60mA
Horizontal Output OFF
Horizontal Output ON
H and V Scanning
Internal V Blanking
External H Blanking
H–Sync on Pin9
H and V Scanning
0
– 50 mV
– 5.0 –
V
– 1.2 –
V
– ±300 –
µA
– 31.45 – kHz
–
– ±3.0 %
–
– ±150 10–6/K
±6.0 ±6.5 ±7.3 %
9
– 18 kΩ
– 3.125 –
V
– ±205 – mV
– 5.5 –
V
– –0.75 –
V
– 3.0 –
V
–0.5 –
– mA
–
– –0.2 mA
– 3.2 –
%
– 4.6 –
V
– 1.6 –
V
– ±200 –
µA
30 –
–
%
–
– 0.3 V
–
– 0.8 V
42 45 48 %
– 5.3 –
V
– 5.6 –
V
–
– 0.9 V
1.8 2.1 2.4 V
1.8 2.1 2.4 V
3.5 3.9 4.3 V
2.3 2.9 3.5 mA
With End of H–Sync
0.8 1.0 1.2 µs
– 40 – ns/V