UPC1830GT NEC, UPC1830GT Datasheet - Page 25

• Manufacturer Part Number: UPC1830GT
• Description: FILTER-CONTAINING VIDEO CHROMA/ SYNCHRONIZING SIGNAL PROCESSING LSI COMPATIBLE WITH NTSC/PAL SYSTEM
• Manufacturer: NEC

Separate chroma
input pin voltage
Separate chroma
input resistance
Separate/composite
change threshold
voltage
Remark For the input signal, see Measuring Input Signal.
Parameter
Symbol
E
E
R
ICTH
IC
IC
DC voltage of pin 34
Calculate from input
when EIC
Voltage of pin 34 at
which separate/
composite mode is
changed
Conditions
EIC + 2 V
Input signal
–
–
–
Composite f
/Separate
Separate
Separate
–
(MHz) NTSC
S C
3.58
–
–
PAL or
NTSC
–
–
MIN.
1.2
3.1
26
TYP.
1.5
3.4
35
MAX.
PC1830
1.8
3.7
44
Unit
(3/3)
k
V
V
25