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: 23/36页
文件大小: 1331K
代理商: MC9S08QB8CGK
MCU Block Diagram
MC9S08QB8 Series MCU Data Sheet, Rev. 3
Freescale Semiconductor
3
1
MCU Block Diagram
The block diagram shows the structure of the MC9S08QB8 MCU.
Figure 1. MC9S08QB8 Series Block Diagram
USER FLASH
USER RAM
HCS08 CORE
CPU
BDC
16-BIT TIMER/PWM
MODULE (TPM)
PTB7/EXTAL
PO
R
TB
HCS08 SYSTEM CONTROL
RESETS AND INTERRUPTS
MODES OF OPERATION
POWER MANAGEMENT
COP
LVD
8-BIT MODULO TIMER
MODULE (MTIM)
PTB6/XTAL
PTB5/TPMCH0
PTB4
PTB3/KBIP7/ADP7
PTB2/KBIP6/ADP6
VOLTAGE REGULATOR
PORT
A
PTA1/KBIP1/ADP1/ACMP–
ANALOG COMPARATOR
(ACMP)
LOW-POWER OSCILLATOR
20 MHz INTERNAL CLOCK
SOURCE (ICS)
31.25 kHz to 38.4 kHz
1 MHz to 16 MHz
(XOSC)
VSS
VDD
ANALOG-TO-DIGITAL
CONVERTER (ADC)
12-BIT
PTB1/KBIP5/TxD/ADP5
PTB0/KBIP4/RxD/ADP4
PORT
C
PTC7
PTC6
PTC5
PTC4
REAL-TIME COUNTER
(MC9S08QB8 = 8192 BYTES)
(MC9S08QB4 = 4096 BYTES)
(MC9S08QB8 = 512 BYTES)
(MC9S08QB4 = 256 BYTES)
PTA3/KBIP3/ADP3
PTA2/KBIP2/ADP2
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
PTA4/ACMPO/BKGD/MS
PTA5/IRQ/TCLK/RESET
IRQ
pins not available on 16-pin package
(RTC)
PTA7
PTA6
PTC3
PTC2
PTC1
PTC0
VREFL/VSSA
VREFH/VDDA
SERIAL COMMUNICATIONS
INTERFACE MODULE (SCI)
pins not available on 24-pin or 16-pin packages
KEYBOARD INTERRUPT
(KBI)
1 VDDA/VREFH and VSSA/VREFL are double bonded to VDD and VSS respectively in16-pin package.
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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
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