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参数资料
| 型号： | MC9S08QA2CFQE |
| 厂商： | FREESCALE SEMICONDUCTOR INC |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | MICROCONTROLLER, DSO8 |
| 封装： | 4 X 4 MM, 1 MM HEIGHT, 0.80 MM PITCH, ROHS COMPLIANT, DFN-8 |
| 文件页数： | 5/32页 |
| 文件大小： | 2368K |
| 代理商： | MC9S08QA2CFQE |
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Electrical Characteristics
MC9S08QA4 Series MCU Data Sheet, Rev. 3
Freescale Semiconductor
13
3.8.1
Control Timing
Figure 9. Typical RTI Clock Period vs. Temperature
Table 9. Control Timing
Parameter
Symbol
Min
Typical1
1 Data in Typical column was characterized at 3.0 V, 25
°C.
Max
Unit
Bus frequency (tcyc = 1/fBus)fBus
0—
10
MHz
Real-time interrupt internal oscillator period (see Table 9)
tRTI
700
1000
1300
μs
External reset pulse width2
2 This is the shortest pulse that is guaranteed to be recognized.
textrst
100
—
ns
IRQ pulse width
Asynchronous path2
Synchronous path3
3 This is the minimum pulse width that is guaranteed to pass through the pin synchronization circuitry. Shorter pulses may or
may not be recognized. In stop mode, the synchronizer is bypassed so shorter pulses can be recognized in that case.
tILIH
100
1.5 tcyc
——
ns
KBIPx pulse width
Asynchronous path2
Synchronous path3
tILIH, tIHIL
100
1.5 tcyc
——
ns
Port rise and fall time (load = 50 pF)4
Slew rate control disabled (PTxSE = 0)
Slew rate control enabled (PTxSE = 1)
4 Timing is shown with respect to 20% V
DD and 80% VDD levels. Temperature range –40°C to 85°C.
tRise, tFall
—
3
30
—
ns
BKGD/MS setup time after issuing background debug force
reset to enter user or BDM modes
tMSSU
500
—
ns
BKGD/MS hold time after issuing background debug force
reset to enter user or BDM modes5
5 To enter BDM mode following a POR, BKGD/MS should be held low during the power-up and for a hold time of t
MSH after VDD
rises above VLVD.
tMSH
100
—
μs
–40
0
20
40
60
80
100
1600
1400
1200
1000
800
600
400
200
0
Temperature (
°C)
Period (
μs)
= +3
σ
= –3
σ
= Mean
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MC9S08QA2CFQE | 制造商:Freescale Semiconductor 功能描述:IC 8BIT MCU HCS08 20MHZ DFN-8 |
| MC9S08QA2CFQEE | 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:Technical Data |
| MC9S08QA2CPAE | 功能描述:8位微控制器 -MCU 9S08QA4 - CI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT |
| MC9S08QA2CPAE | 制造商:Freescale Semiconductor 功能描述:IC 8BIT MCU HCS08 20MHZ DIP-8 |
| MC9S08QA4 | 制造商:FREESCALE 制造商全称:Freescale Semiconductor, Inc 功能描述:8-bit HCS08 Central Processor Unit (CPU) |
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