User Manual
Table Of Contents
- 1 Introduction
- 2 Features
- 3 Transceiver description
- 4 System and power management
- 5 Radio Peripherals
- 6 MKW2xDxxxV operating modes
- 7 MKW2xDxxxV electrical characteristics
- 8 MCU Electrical characteristics
- 8.1 Maximum ratings
- 8.2 General
- 8.3 LVD and POR operating requirements
- 8.4 Switching specification
- 8.5 Core modules
- 8.6 Clock modules
- 8.7 Memories and memory interfaces
- 8.8 Analog
- 8.9 Communication interfaces
- 8.9.1 USB electrical specifications
- 8.9.2 USB DCD electrical specifications
- 8.9.3 VREG electrical specifications
- 8.9.4 DSPI switching specifications (limited voltate range)
- 8.9.5 DSPI switching specification (full voltage range)
- 8.9.6 Normal Run, Wait and Stop mode performance over the fulloperating voltage range
- 8.9.7 VLPR, VLPW, and VLPS mode performance over the full operating voltage range
- 9 Transceiver electrical characteristics
- 10 Crystal oscillator reference frequency
- 11 Pin assignments
- 12 Packaging information
MKW2xDxxxV Product Electrical Specification, Rev. 0.1
Freescale Semiconductor 71
10.2 Crystal requirements
The suggested crystal specification for the MKW2xDxxxV is shown in Table 14. A number of the stated
parameters are related to desired package, desired temperature range and use of crystal capacitive load
trimming.
11 Pin assignments
Table 14. MKW2xDxxxV crystal specifications
Parameter Value Unit Condition
Frequency 32 MHz
Frequency tolerance (cut tolerance) 10 ppm at 25°C
Frequency stability (temperature) 25 ppm Over desired temperature range
Aging
1
1
A wider aging tolerance may be acceptable if application uses trimming at production final test.
2 ppm max
Equivalent series resistance 60 max
Load capacitance 5–9 pF
Shunt capacitance <2 pF max
Mode of oscillation fundamental