参数资料
型号: MCF52221CAF66
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 66 MHz, RISC MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-100
文件页数: 29/55页
文件大小: 980K
代理商: MCF52221CAF66
MCF52223 ColdFire Microcontroller, Rev. 3
Electrical Characteristics
Freescale Semiconductor
35
2.9
General Purpose I/O Timing
GPIO can be configured for certain pins of the QSPI, DDR Control, timer, UART, Interrupt and USB interfaces. When in GPIO
mode, the timing specification for these pins is given in Table 31 and Figure 6.
The GPIO timing is met under the following load test conditions:
50 pF / 50
for high drive
25 pF / 25
for low drive
Figure 6. GPIO Timing
2.10
Reset Timing
Table 31. GPIO Timing
NUM
Characteristic
Symbol
Min
Max
Unit
G1
CLKOUT High to GPIO Output Valid
tCHPOV
—10
ns
G2
CLKOUT High to GPIO Output Invalid
tCHPOI
1.5
ns
G3
GPIO Input Valid to CLKOUT High
tPVCH
9—
ns
G4
CLKOUT High to GPIO Input Invalid
tCHPI
1.5
ns
Table 32. Reset and Configuration Override Timing
(VDD = 3.0 to 3.6 V, VSS = 0 V, T
A
= TL to TH)
1
1 All AC timing is shown with respect to 50% V
DD levels unless otherwise noted.
NUM
Characteristic
Symbol
Min
Max
Unit
R1
RSTI input valid to CLKOUT High
tRVCH
9—
ns
R2
CLKOUT High to RSTI Input invalid
tCHRI
1.5
ns
R3
RSTI input valid time 2
2 During low power STOP, the synchronizers for the RSTI input are bypassed and RSTI is asserted asynchronously to the
system. Thus, RSTI must be held a minimum of 100 ns.
tRIVT
5—
tCYC
R4
CLKOUT High to RSTO Valid
tCHROV
—10
ns
G1
CLKOUT
GPIO Outputs
G2
G3
G4
GPIO Inputs
相关PDF资料
PDF描述
MPC8313EVRAFFA 32-BIT, 333 MHz, MICROPROCESSOR, PBGA516
MC68HC908GR60ACFJ 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP32
M41T81M6E 1 TIMER(S), REAL TIME CLOCK, PDSO8
MC68HC11F1VPU3 8-BIT, EEPROM, 3 MHz, MICROCONTROLLER, PQFP80
MC68HC908MR8VP 8-BIT, FLASH, 8.2 MHz, MICROCONTROLLER, PDIP28
相关代理商/技术参数
参数描述
MCF52221CAF80 功能描述:32位微控制器 - MCU 32-BIT MCU W/ USB FS OTG 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
MCF52221CVM66 功能描述:32位微控制器 - MCU 32-BIT MCU W/ USB FS OTG 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
MCF52221CVM80 功能描述:32位微控制器 - MCU 32-BIT MCU W/ USB FS OTG 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
MCF52223 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:ColdFire Microcontroller
MCF52223_07 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:ColdFire Microcontroller