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LM1229 Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LM1229
Description  I2C Compatible CMOS TV RGB and Deflection Processor
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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LM1229 Datasheet(HTML) 6 Page - National Semiconductor (TI)

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Deflection Signal Characteristics (Continued)
Unless otherwise noted: T
A = 25˚C, VCC = +5.0V, VIN = 0.7V, VABL =VCC,CL = 10 pF, See (Note 7) for Min and Max param-
eters and (Note 6) for Typicals.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
I
HDO
HDRIVE Max sink current
10
mA
V
HDOH
HDRIVE Max high level output
voltage
5V
δ
HDRIVE Duty cycle
During normal use
50
%
t
ON
Delay to 50% duty cycle
60
lines
t
JITTER
Jitter (Note 19)
Measured at 31 kHz scan
frequency
1.8
ns
f
VMIN
Minimum vertical lock frequency
50
Hz
f
VMAX
Maximum vertical lock frequency
120
Hz
f
VFR
Vertical free run frequency
30
Hz
V
MAXRAMPOUT
Maximum ramp amplitude
VSIZE[7:0] = 0xFF
1.7
2.2
V
V
VMINRAMPOUT
Minimum ramp amplitude
VSIZE[7:0] = 0x00
1.4
1.9
V
V
RAMPDCOUT
Vertical ramp DC reference voltage
2.5
V
∆V
RAMP/
∆V
EHT1
Ramp amplitude reduction with
V
EHT1
VEHT[3:0] varied from 0x0 to 0xF
0
−4.4
%/V
R
IN-VEHT1
Pin 8 input resistance
1
M
∆V
EW/
∆V
EHT2
Change in EW output level with
V
EHT2
VEHT[7:4] varied from 0x0 to 0xF
0
348
mV/V
R
IN-VEHT2
Pin 9 input resistance
50
k
k
S
S correction range
0
10
%
k
C
C correction range
−11
11
%
V
DF
Dynamic Focus Amplitude
DYN_FOCUS[6:0] = 0x7F
1.1
V
V
EW
Maximum E-W amplitude
peak-peak
PIN[6:0] = 0x7F
1.2
V
I
EW
E-W output current
−3
3
mA
V
EWDCMIN
EW output DC at middle of
parabola
HSIZE[6:0] = 0x00
1.4
V
V
EWDCMAX
EW output DC at middle of
parabola
HSIZE[6:0] = 0x7F
2.5
V
V
EWTRAP
Trapezoid correction parabola tilt
Beginning and end of parabola shift
oppositely and equally. PIN[6:0] =
0x00, T_CORNER[6:0],
B_CORNER[6:0] = 0x3F.
±0.375
V
V
EWCORNER
Corner correction shift at end points Top & bottom adjusted
independently. PIN [6:0] = 0x00,
TRAP[6:0] = 0x3F.
±0.375
V
V
EWPIN
Pin correction amplitude
TRAP[6:0], T_CORNER[6:0],
B_CORNER[6:0] = 0x3F.
0
1.8
V
System Interface Signal Characteristics
Unless otherwise noted: T
A = 25˚C, VCC = +5.0V, VIN = 0.7V, VABL =VCC,CL = 10 pF, Video Outputs = 2.4 VP-P. See (Note 7)
for Min and Max parameters and (Note 6) for Typicals.
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
SPOT
Spot Killer Voltage
(Note 16), V
CC Adjusted to Activate
4.0
V
V
REF
V
REF output voltage (pin 2)
1.2
V
V
IL
Logic low input voltage
(SCL, SDA, HSYNC, VSYNC)
−0.5
1.5
V
V
IH
Logic high input voltage
(SCL, SDA, HSYNC, VSYNC)
3.0
V
CC +
0.5
V
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