Description
Pin 2 3 1 5 4 Symbol VDD VSS CK SS SC Positive supply voltage.
level signal supplied by MC440XX to indicate whether color difference signals are PAL, NTSC, SECAM, or EXTERNAL.
level signal supplied by MC440XX.
Features
- by CL1 at pin 15. The direct path signal is clamped by the other CL1 switch to the dc level of the delayed path (including any offsets) to ensure there is no difference in clamping level between the two paths. During the period “SECAM 1”, the B.
- Y signal is present and this is clamped to the delayed path dc level. Switch SECAM 1 is closed during this time and so the direct signal passes straight to the output. During the next line period (SECAM 2) there is no direct path signal; now switc.
MC44140_Motorola.pdf
