PCK953_5

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 05 — 9 October 2008

12 of 15

NXP Semiconductors

PCK953

20 MHz to 125 MHz PECL input, 9 CMOS output, 3.3 V PLL clock driver

Studies have shown that small packages reach higher temperatures during reflow

For further information on temperature profiles, refer to Application Note

AN10365

“Surface mount reflow soldering description”.

15. Abbreviations

MSL: Moisture Sensitivity Level

Fig 8.

Temperature profiles for large and small components

001aac844

temperature

time

minimum peak temperature

= minimum soldering temperature

maximum peak temperature

= MSL limit, damage level

peak

temperature

Table 11.

Abbreviations

Acronym

Description

CMOS

Complementary Metal-Oxide Semiconductor

LPF

Low-Pass Filter

LVCMOS

Low Voltage Complementary Metal-Oxide Semiconductor

LVPECL

Low Voltage Positive Emitter-Coupled Logic

LVTTL

Low Voltage Transistor-Transistor Logic

PECL

Positive Emitter-Coupled Logic

PLL

Phase-Locked Loop

RC

Resistor-Capacitor network

SPICE

Simulation Program with Integrated Circuit Emphasis

VCO

Voltage Controlled Oscillator