Seiko NPC Corporation | Products- [SM5307A/C]

SM5307A/C
3-channel Video Buffer

Description

The SM5307A/C is a 3-channel video buffer for the HD output equipments that corresponds to the 480i to 1080p video signal standards. It can change the 5th-order lowpass filter (LPF) which is mounted on this IC, to four modes of SD1, SD2, HD and filter-bypass mode, which corresponds to video signal. In addition, improvement of S/N characteristic with HD band is actualized.

Block Diagram

Features

Supply voltage: 4.75 to 5.25V

Output gain: 6.0dB ± 0.5dB

Filter passband

		CH1[MHz]	CH2[MHz]	CH3[MHz]
SD1 mode	SM5307A	6.75	3.375	3.375
SD1 mode	SM5307C	6.75	6.75	6.75
SD2 mode	SM5307A	13.5	6.75	6.75
SD2 mode	SM5307C	13.5	13.5	13.5
HD mode	SM5307A	30	15	15
HD mode	SM5307C	30	30	30

Filter-bypass mode corresponding to 1080p: 80MHz (typ)

S/N ratio: 70dB (typ)

Input multiplexer: 2-system input, 1-system output

Power-down function

Package: VSOP-24-079056-1

Applications

·DVD player/recorder

·Set top box

Further Details

·SM5307A

Datasheet(PDF 200KB)
·SM5307C

Datasheet(PDF 181KB)



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