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参数资料
| 型号： | MC9S08QB8CGK |
| 厂商： | FREESCALE SEMICONDUCTOR INC |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-BIT, FLASH, 20 MHz, MICROCONTROLLER, BCC24 |
| 封装： | 5 X 5 MM, 1 MM HEIGHT, 0.65 MM PITCH, ROHS COMPLIANT, MO-220VHHC-1, QFN-24 |
| 文件页数： | 10/36页 |
| 文件大小： | 1331K |
| 代理商： | MC9S08QB8CGK |
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MC9S08QB8 Series MCU Data Sheet, Rev. 3
Electrical Characteristics
Freescale Semiconductor
18
3.10
AC Characteristics
This section describes timing characteristics for each peripheral system.
3.10.1
Control Timing
Figure 13. Reset Timing
Table 12. Control Timing
Num
C
Rating
Symbol
Min
Typical1
1 Typical values are based on characterization data at V
DD = 3.0 V, 25 °C unless otherwise stated.
Max
Unit
1D
Bus frequency (tcyc = 1/fBus)fBus
DC
—
10
MHz
2
D
Internal low power oscillator period
tLPO
700
—
1300
μs
3D
External reset pulse width2
2 This is the shortest pulse that is guaranteed to be recognized as a reset pin request.
textrst
100
—
ns
4
D
Reset low drive
trstdrv
34 x tcyc
——
ns
5D
BKGD/MS setup time after issuing background
debug force reset to enter user or BDM modes
tMSSU
500
—
ns
6D
BKGD/MS hold time after issuing background debug
force reset to enter user or BDM modes 3
3 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
7D
IRQ pulse width
Asynchronous path2
Synchronous path4
4 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.
tILIH, tIHIL
100
1.5 x tcyc
—
ns
8
D
Keyboard interrupt pulse width
Asynchronous path2
Synchronous path4
tILIH, tIHIL
100
1.5 x tcyc
—
ns
9D
Port rise and fall time —
Low output drive (PTxDS = 0) (load = 50 pF)5
Slew rate control disabled (PTxSE = 0)
Slew rate control enabled (PTxSE = 1)
5 Timing is shown with respect to 20% V
DD and 80% VDD levels. Temperature range –40°C to 85°C.
tRise, tFall
—
16
23
—
ns
Port rise and fall time —
High output drive (PTxDS = 1) (load = 50 pF)5
Slew rate control disabled (PTxSE = 0)
Slew rate control enabled (PTxSE = 1)
tRise, tFall
—
5
9
—
ns
10
D
Voltage regulator recovery time
tVRR
—4
—
μs
textrst
RESET PIN
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MC9S08QB8CGK | 制造商:Freescale Semiconductor 功能描述:IC 8BIT MCU HCS08 20MHZ QFN-24 |
| MC9S08QB8CTG | 功能描述:8位微控制器 -MCU S08 8K FLASH QB8 TSSOP16 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 |
| MC9S08QB8CTGR | 功能描述:8位微控制器 -MCU S08 8K FLASH QB8 TSSOP16 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 |
| MC9S08QB8CWL | 功能描述:8位微控制器 -MCU S08 8K FLASH QB8 SOIC28 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 |
| MC9S08QB8CWL | 制造商:Freescale Semiconductor 功能描述:IC 8BIT MCU HCS08 20MHZ WSOIC-28 |
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