LA7337 Description
N5288A Monolithic Linear IC LA7337 SECAM-Format VCR Chroma Signal-Processing Circuit Overview The LA7337 is an IC that implements SECAM-format VCR signal processing in a single chip. It incorporates band-pass filters and a SECAM discrimination circuit on chip.
LA7337 Key Features
- All required filters, except for the bell filter, incorporated on chip
- Automatic adjustment of the bell filter f0 parameter
- Built-in SECAM discrimination circuit
- 4.3-MHz and 1.1-MHz band-pass filters, limiter, AGC (in playback mode)
- Divide-by-four circuit, 4× frequency multiplier circuit, 2.2-MHz band-pass filter
- Bell filter f 0 automatic adjustment circuit, SECAM discrimination circuit
- Sync gate