Sanyo LC7861KE Specifications

Ordering number : EN*4818

The

The

the

and

•

•

•

•

•

•

•

CMOS LSI

LC7861KE

Digital Signal Processor for

RAM to

prescribed

(dual

flag

. The

up to

microstart, count

data

The

LC89510

to and

SANYO assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO products described or contained herein.

SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters

TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN

93098HA (OT) / N1594TH (OT) No. 4818-1/18

LC7861KE

Equivalent Circuit Block Diagram

Pin

QFP64E

No. 4818-2/18

LC7861KE

Specifications

Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V

Unit

V

Input

V

V

mW

°C

°C

Unit

V

V

Input

V

V

V

V

Input

V

V

V

Data

ns

Data

ns

High

ns

Low

ns

Data

ns

ns

Sub

ms

µs

ns

MHz

MHz

MHz

Unit

mA

Input

µA

µA

Input

µA

V

V

LASER,

SQOUT, 16M, 4.2M, CONT, SMP, SMP1,

VOH (3)

SMP2, LRCLK, WRQ, C2F, DFOUT, DACLK, SFSY,

VDD – 1

V

LRSY, SBSY, CK2, PW, ROMOUT, C2FCLK:

IOH = –0.5 mA

Continued on next page.

No. 4818-3/18

LC7861KE

Continued from preceding page.

Parameter	Symbol				Conditions			Ratings		Unit
							min	typ	max
										V
										V
										V
										V
										µA
										µA

Figure 3 Subcode Output

No. 4818-4/18

LC7861KE

Pin Functions

No.

Name

I/O

Description

1

TEST1

I

LSI test pin. Normally left open.

lens is

WRQ goes high when the subcode Q data passes the CRC check. An external controller can read out data from

51

RWC

I

SQOUT by monitoring this pin and applying a CQCK signal. Set M/L to low when data is required LSB first.

52

SQOUT

O

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No. 4818-5/18

LC7861KE

Continued from preceding page.

No.

Name

I/O

Description

The control microprocessor can send commands to the LC7861KE by setting RWC high and then sending command

Pin

1.

2.

A VCO can be constructed by combining the LC7861KE with the Sanyo LA9210M. The PDO pin swings in the positive direction when the VCO phase lags.

No. 4818-6/18