参数资料
型号: MK20X256VMC100
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: FLASH, 100 MHz, RISC MICROCONTROLLER, PBGA121
封装: 8 X 8 MM, MAPBGA-121
文件页数: 11/68页
文件大小: 1818K
代理商: MK20X256VMC100
Symbol
Description
Min.
Max.
Unit
Notes
fBUS
Bus clock
2
MHz
FB_CLK
FlexBus clock
2
MHz
fFLASH
Flash clock
1
MHz
5.2.2 General switching specifications
These general purpose specifications apply to all signals configured for GPIO, UART,
CAN, CMT, and I2C signals.
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)
TBD
Mode select (EZP_CS) hold time after reset
deassertion
2
Bus clock
cycles
Port rise and fall time (high drive strength)
Slew disabled
Slew enabled
12
36
ns
Port rise and fall time (low drive strength)
Slew disabled
Slew enabled
32
36
ns
1. The greater synchronous and asynchronous timing must be met.
2. This is the shortest pulse that is guaranteed to be recognized.
3. 75pF load
4. 15pF load
5.3 Thermal specifications
General
K20 Sub-Family Data Sheet Data Sheet, Rev. 4, 3/2011.
Freescale Semiconductor, Inc.
Preliminary
19
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