Ordering number : EN*5236

22896HA (OT) No. 5236-1/10

Overview

The LC78845Q is a synchronous sample rate converter for

digital audio signals.

Features

• Converts data sampled at 32 or 48 kHz to 44.1-kHz

sampled data.

• Passes 44.1-kHz sampled data trough without change.

• Supports 384fs and 512fs system clock rates.

•8

× oversampling filters

• Soft muting function

• Built-in PLL circuit

Package Dimensions

unit: mm

3156-QFP48E

Preliminary

SANYO: QIP48E

[LC78845Q]

LC78845Q

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters

TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-0005 JAPAN

Sample Rate Converter for Digital Audio

CMOS LSI

This LSI can easily use CCB that is SANYO’s original bus format.

• CCB is a trademark of SANYO ELECTRIC CO., LTD.

• CCB is SANYO’s original bus format and all the bus

addresses are controlled by SANYO.

Specifications

Absolute Maximum Ratings at Ta = 25°C

DC Characteristics

Parameter

Symbol

Conditions

Ratings

Unit

Maximum supply voltage

–0.3 to +7.0

V

I/O voltages

V

Operating temperature

Topr

–30 to +70

°C

Storage temperature

Tstg

–55 to +125

°C

Parameter

Symbol

Conditions

min

typ

max

Unit

Input voltage range

Ta = –30 to +70°C

0

V

Input high-level voltage

V

Input low-level voltage

V

Output high-level voltage

V

Output low-level voltage

V