Micrel, Inc.

SY88343DL

April 2006

3

M9999-040606-A

Pin Description

Pin Number

MLF™

Pin Name

Type

Pin Functioon

15

/EN

TTL Input: Default is

HIGH.

/Enable: This input enables the outputs when it is LOW. Note that this

input is internally connected to a 25kΩ pull-up resistor and will default to

logic HIGH state if left open.

1

DIN

Data Input

True data input.

4

/DIN

Data Input

Complementary data input.

6

VREF

Reference Voltage: Bypass with 0.1µF low ESR capacitor from VREF to

14

LOSLVL

Input

threshold for the data input amplitude at which LOS will be asserted.

2, 3,

10, 11

GND,

Exposed

Pad

Ground

Device ground. GND and Exposed pad are to be tied to the same

ground plane.

7

LOS

Open-collector TTL

output w/internal

4.75kΩ pull-down

resistor

Loss-of-Signal: asserts high when the data input amplitude falls below

9

/DOUT

CML Output

Complementary data output.

12

DOUT

CML Output

True data output.

5, 8,

13, 16

VCC

Power Supply

Positive power supply.