Part Number
|
TCA640 |
Manufacturer
|
Philips |
Description
|
Chrominance Amplifier |
Published
|
Jul 13, 2005 |
Detailed Description
|
TCA640
CHROMINANCE AMPLIFIER FOR SECAM OR PAL/SECAM DECODERS
The TCA640 is an integrated chrominance amplifier for eit...
|
Datasheet
|
TCA640
|
Overview
TCA640
CHROMINANCE AMPLIFIER FOR SECAM OR PAL/SECAM DECODERS
The TCA640 is an integrated chrominance amplifier for either a SECAM decoder or a double standard PAL/SECAM decoder.
Switching of the standard is performed internally, controlled by an external applied d.
c .
signal.
In addition to the chrominance amplifier the c i r c u i t a l s o i n c o r p o r a t e s a 7, 8 kHz flip-flop and an identification c i r c u i t for SECAM.
F o r PAL identification the c i r c u i t included in the TBA540 should be used.
Furthermore, the TCA640 incorporates a blanking circuit, a burst gating circuit and a colour killer detector.
Supply voltage Supply current
QUICK REFERENCE DATA
Vl4- 2 Il4
nom...
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