参数资料
型号: MCF51QH64VHS
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: FLASH, 50 MHz, MICROCONTROLLER, QCC44
封装: 5 X 5 MM, QFN-44
文件页数: 9/72页
文件大小: 1031K
代理商: MCF51QH64VHS
5.3 Switching electrical specifications
Table 9. Device clock specifications
Symbol
Description
Min.
Max.
Unit
Notes
Normal run mode
fSYS
System and core clock
50
MHz
fSYS_USB
System and core clock when USB in operation
20
MHz
fBUS
Bus clock
25
MHz
FB_CLK
Mini-FlexBus clock
25
MHz
fLPTMR
LPTMR clock
25
MHz
VLPR mode
fSYS
System and core clock
2
MHz
fBUS
Bus clock
1
MHz
FB_CLK
Mini-FlexBus clock
1
MHz
fLPTMR
LPTMR clock1
25
MHz
1. A maximum frequency of 25 MHz for the LPTMR in VLPR mode is possible when the LPTMR is configured for pulse
counting mode and is driven externally via the LPTMR_ALT1, LPTMR_ALT2, or LPTMR_ALT3 pin.
5.3.1 General Switching Specifications
These general purpose specifications apply to all signals configured for EGPIO, MTIM,
CMT, PDB, IRQ, and I2C signals. The conditions are 50 pf load, VDD = 1.71 V to 3.6 V,
and full temperature range. The GPIO are set for high drive, no slew rate control, and no
input filter, digital or analog, unless otherwise specified.
Table 10. EGPIO General Control Timing
Symbol
Description
Min.
Max.
Unit
G1
Bus clock from CLK_OUT pin high to GPIO output valid
32
ns
G2
Bus clock from CLK_OUT pin high to GPIO output invalid
(output hold)
1
ns
G3
GPIO input valid to bus clock high
28
ns
G4
Bus clock from CLK_OUT pin high to GPIO input invalid
4
ns
GPIO pin interrupt pulse width (digital glitch filter disabled)
Synchronous path1
1.5
Bus
clock
cycles
Table continues on the next page...
Nonswitching electrical specifications
MCF51JF128 Advance Information Data Sheet, Rev. 3, 08/2011.
Freescale Semiconductor, Inc.
Preliminary
17
相关PDF资料
PDF描述
MB95F563HPFT-G-JNE2 8-BIT, FLASH, 16.25 MHz, MICROCONTROLLER, PDSO20
MB95F563HWQN-G-JNERE1 8-BIT, FLASH, 16.25 MHz, MICROCONTROLLER, PQCC32
MB95F563KPFT-G-JNE2 8-BIT, FLASH, 16.25 MHz, MICROCONTROLLER, PDSO20
MSP430G2152IN20 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PDIP20
MSP430G2152IPW14 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PDSO14
相关代理商/技术参数
参数描述
MCF51QH64VLF 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Advance Information Temperature range (ambient): -40°C to 105°C
MCF51QM128 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:MCF51QM128
MCF51QM128_12 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:MCF51QM128
MCF51QM128VHS 功能描述:32位微控制器 - MCU ColdFireV1,128KFlash RoHS:否 制造商:Texas Instruments 核心:C28x 处理器系列:TMS320F28x 数据总线宽度:32 bit 最大时钟频率:90 MHz 程序存储器大小:64 KB 数据 RAM 大小:26 KB 片上 ADC:Yes 工作电源电压:2.97 V to 3.63 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:LQFP-80 安装风格:SMD/SMT
MCF51QM128VHSR 功能描述:16位微控制器 - MCU ColdFireV1,128KFlash RoHS:否 制造商:Texas Instruments 核心:RISC 处理器系列:MSP430FR572x 数据总线宽度:16 bit 最大时钟频率:24 MHz 程序存储器大小:8 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:2 V to 3.6 V 工作温度范围:- 40 C to + 85 C 封装 / 箱体:VQFN-40 安装风格:SMD/SMT