TDA4821P Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
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Fabricante
TDA4821P Datasheet PDF : 20 Pages
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Philips Semiconductors
Autosize IC for colour monitors
Product specification
TDA4821P
QUICK REFERENCE DATA
Voltages measured with respect to pins VSS(I/O) and VSS(core).
SYMBOL
PARAMETER
CONDITIONS
VDD(core)
VDD(I/O)
VDD(PLL)
VVIN1
VVIN2
VVIN3
Vclamp(ref)
Vslice
fclk(ext)
fclk(int)
Mclk
tres(h)
fSCL
core supply voltage (pin 15)
I/O supply voltage (pin 6)
PLL supply voltage (pin 3)
video channel 1 input voltage
(pin 1)
video channel 2 input voltage
(pin 2)
video channel 3 input voltage
(pin 19)
default clamping level for video
channel inputs (pins 1, 2 and 19)
slicing voltage for video
comparators
external input clock frequency
(pin 4)
internal clock frequency
clock multiplying factor
time resolution for horizontal
measurements
I2C-bus serial clock frequency
AC-coupled with 10 nF
AC-coupled with 10 nF
AC-coupled with 10 nF
internal default value
fclk(int) = fclk(ext) × Mclk
adjustable via I2C-bus
without external
averaging methods;
fclk(int) = 48 MHz
MIN.
3
3
3
0
0
0
360
450
4
18
1
−
−
TYP.
3.3
3.3
3.3
−
−
−
400
500
−
48
−
20
−
MAX.
UNIT
3.6
V
3.6
V
3.6
V
VDD − 0.5 V
VDD − 0.5 V
VDD − 0.5 V
440
mV
550
mV
16
MHz
72
MHz
8
−
−
ns
400
kHz
2000 Feb 09
3
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