参数资料
型号: MK20DX256ZVLQ10
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 100 MHz, RISC MICROCONTROLLER, PQFP144
封装: 20 X 20 MM, LQFP-144
文件页数: 15/74页
文件大小: 1023K
代理商: MK20DX256ZVLQ10
Table 9. Device clock specifications (continued)
Symbol
Description
Min.
Max.
Unit
Notes
fFLASH
Flash clock
1
MHz
fLPTMR
LPTMR clock
25
MHz
5.2.2 General switching specifications
These general purpose specifications apply to all signals configured for GPIO, UART,
CAN, CMT, and I2C signals.
Table 10. General switching specifications
Symbol
Description
Min.
Max.
Unit
Notes
GPIO pin interrupt pulse width (digital glitch filter
disabled) — Synchronous path
1.5
Bus clock
cycles
GPIO pin interrupt pulse width (digital glitch filter
disabled, analog filter enabled) — Asynchronous path
100
ns
GPIO pin interrupt pulse width (digital glitch filter
disabled, analog filter disabled) — Asynchronous path
16
ns
External reset pulse width (digital glitch filter disabled)
100
ns
Mode select (EZP_CS) hold time after reset
deassertion
2
Bus clock
cycles
Port rise and fall time (high drive strength)
Slew disabled
1.71 ≤ VDD ≤ 2.7V
2.7 ≤ VDD ≤ 3.6V
Slew enabled
1.71 ≤ VDD ≤ 2.7V
2.7 ≤ VDD ≤ 3.6V
12
TBD
36
TBD
ns
Port rise and fall time (low drive strength)
Slew disabled
1.71 ≤ VDD ≤ 2.7V
2.7 ≤ VDD ≤ 3.6V
Slew enabled
1.71 ≤ VDD ≤ 2.7V
2.7 ≤ VDD ≤ 3.6V
32
TBD
36
TBD
ns
1. The greater synchronous and asynchronous timing must be met.
General
K20 Sub-Family Data Sheet Data Sheet, Rev. 5, 5/2011.
22
Preliminary
Freescale Semiconductor, Inc.
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