SM8750AV

NIPPON PRECISION CIRCUITS—1

NIPPON PRECISION CIRCUITS INC.

Data Jitter Measurement IC

OVERVIEW

The SM8750AV is a data jitter measurement CMOS LSI for adaptive control.

FEATURES

s

RDCLK and DATA signal phase difference to

voltage converter (75mV/ns (typ) coefficient)

s

RDCLK duty auto-adjust function (rising edge

reference)

s

DATA signal delay auto-adjust function (indepen-

dently adjusted on rising and falling edges)

s

Offset auto-calibration function

s

3-wire serial interface mode control

s

Sleep function

s

Single 5V supply

s

16-pin VSOP

APPLICATIONS

s

Optical disc equipment

• CD-R

• CD-RW

• DVD-RAM

• Others

s

Control/governing equipment

ORDERING INFORMATION

PINOUT

PACKAGE DIMENSIONS

Unit: mm

D e vice

P a ck ag e

SM8750AV

16-pin VSOP

Top view

1

9

16

8

START

DATA

CALMON

RDCLK

LIMIT

VDD

TVOUT

VREF2

RCP

RDUTY

RDATAF

RDATAR

SDATA

SENB

SCLK

GND

0.275typ

5.1 ± 0.2

0.65

0.22

+ 0.1

− 0.05

0.10

0 to 10

0.15

+ 0.10

− 0.05