LA7337

Ordering number : 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 and features automatic adjustment of the bell filter for a reduced number of external components and adjustmentfree circuit operation. Package Dimensions unit: mm 3063-DIP28S [LA7337] 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 Functions 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 SANYO: DIP28S Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Ta ≤ 70°C Conditions Ratings 7 600 –15 to +70 –40 to +150 Unit V mW °C °C Operating Conditions at Ta = 25°C Parameter Recommended supply voltage Operating supply voltage range Symbol VCC VCC op Conditions Ratings 5 4.8 to 5.5 Unit V V SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 13097 HA (OT) No. 5288-...