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©2016 Integrated Device Technology, Inc.

Revison E, November 2, 2016

844441 Datasheet

Pin Description and Pin Characteristic Tables

Table 1. Pin Descriptions

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

Table 2. Pin Characteristics

Function Tables

Table 3A. SSC_SEL[1:0] Function Table

Table 3B. F_SEL[1:0] Function Table

Name

Type

Description

XTAL_OUT,

XTAL_IN

Input

Crystal oscillator interface. XTAL_IN is the input, XTAL_OUT is the output.

SSC_SEL0,

SSC_SEL1

Input

Pulldown

SSC select pins. See Table 3A. LVCMOS/LVTTL interface levels.

F_SEL0

Input

Pulldown

Output frequency select pin. See Table 3B. LVCMOS/LVTTL interface levels.

F_SEL1

Input

Pullup

Output frequency select pin. See Table 3B. LVCMOS/LVTTL interface levels.

nPLL_SEL

Input

Pulldown

PLL Bypass pin. LVCMOS/LVTTL interface levels.

Q, nQ

Output

Differential clock outputs. LVDS interface levels.

GND

Power

Power supply ground.

Power

Power supply pin.

nc

Unused

No connect.

Symbol

Parameter

Test Conditions

Minimum

Typical

Maximum

Units

Input Capacitance

nPLL_SEL, F_SEL[1:0], SSC_SEL[1:0]

4

pF

Input Pulldown Resistor

51

k



Input Pullup Resistor

51

k



Inputs

Mode

SSC_SEL1

SSC_SEL0

0 (default)

0 (default)

SSC Off

0

1

0.5% Down-spread

1

0

0.23% Down-spread

1

1

0.34% Center-spread

Inputs

Output Frequency (MHz)

F_SEL1

F_SEL0

00

75

01

100

1 (default)

0 (default)

150

11

300