MB86342B datasheet(8/19 Pages) FUJITSU

Part #	MB86342B

Description	Dolby Digital (AC-3) Decoder LSI

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Manufacturer	FUJITSU [Fujitsu Component Limited.]

Direct Link	http://edevice.fujitsu.com/fmd/en/index.html

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8

MB86342B

3. AC Characteristics

(1) EXTIN, SCKO, XRST

( VDD = 3.0 to 3.6V, VSS = 0V, Ta = 0 to +70

°C)

* : EXTIN frequency

No.

Characteristics

Min.

Typ.

Max.

Unit

(1)

EXTIN cycle

—

Tcyc

—

ns

(2)

EXTIN “H” pulse width

0.4

×Tcyc

—

ns

(3)

EXTIN “L” pulse width

0.4

×Tcyc

—

ns

(4)

SCKO delay time

—

11

ns

(5)

XRST setup time

6

—

ns

(6)

XRST hold time

3

—

ns

(7)

XRST “L” pulse width

*

—

ns

(8)

PLL lock-up time

100

—

µs

EXTIN

frequency

(MHz)

Tcyc(ns)

Clock mode

Sampling

frequency

PLL

select

CORE

master Clock

(MHz)

XRST “L” pulse

width(ns)

18.432

54.253

Fast mode

48

16/3

98.304

9/8Tcyc=61.035

Slow mode

6

110.592

1Tcyc=54.253

16.9344

59.0514

—

44.1

101.6064

1Tcyc=59.0514

12.288

81.380

—

32

8

98.304

3/4Tcyc=61.035

(2)

(3)

(5)

(1) Tcyc

(7)

(6)

(4)

EXTIN

KFSIO(lnput)

XRST

SCKO

KFSIO(Output)

Note: Dotied line represents:

0.7 V DD

0.2 V DD

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