ICS8535-01 DATA SHEET

LOW SKEW, 1-TO-4 LVCMOS/LVTTL-TO-3.3V LVPECL

FANOUT BUFFER

2

REVISION F 08/11/14

Pin Descriptions and Characteristics

Name

Type

VEE

Power

CLK_EN

Input

Pullup

CLK_SEL

Input

Pulldown

CLK0

Input

Pulldown

CLK1

Input

Pulldown

nc

Unused

VCC

Power

nQ3, Q3

Output

nQ2, Q2

Output

nQ1, Q1

Output

nQ0, Q0

Output

Table 1. Pin Descriptions1

Description

Negative supply pin.

Synchronizing clock enable. When HIGH, clock outputs follow clock input. When LOW,

Q outputs are forced low, nQ outputs are forced high. LVCMOS / LVTTL interface levels.

Clock select input. When HIGH, selects CLK1 input. When LOW, selects CLK0 input.

LVCMOS / LVTTL interface levels.

LVCMOS / LVTTL clock input.

LVCMOS / LVTTL clock input.

No connect

Positive supply pins

Differential output pair. LVPECL interface levels.

Differential output pair. LVPECL interface levels.

Differential output pair. LVPECL interface levels.

Differential output pair. LVPECL interface levels.

NOTE 1: Pullup and Pulldown refers to internal input resistors. See Table 2, Pin Characteristics, for typical values.

Table 2. Pin Characteristics

Symbol

Parameter

Test Conditions

Minimum

Typical

Maximum

Units

CIN

Input Capacitance

4

pF

RPULLUP

Input Pullup Resistor

51

k



RPULLDOWN

Input Pulldown Resistor

51

k

