参数资料
型号: PIC12F635-E/SN
厂商: Microchip Technology
文件页数: 67/74页
文件大小: 0K
描述: IC MCU FLASH 1KX14 8SOIC
产品培训模块: Asynchronous Stimulus
标准包装: 100
系列: PIC® 12F
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
外围设备: 欠压检测/复位,POR,WDT
输入/输出数: 5
程序存储器容量: 1.75KB(1K x 14)
程序存储器类型: 闪存
EEPROM 大小: 128 x 8
RAM 容量: 64 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 125°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
配用: AC162057-ND - MPLAB ICD 2 HEADER 14DIP
Micrel, Inc.
KSZ8841-PMQL
October 2007
7
M9999-100407-1.5
List of Figures
Figure 1. KSZ8841-PMQL Function Diagram .................................................................................................................... 1
Figure 2. KSZ8841-PMQL 128-Pin PQFP (Top View)....................................................................................................... 8
Figure 3. Typical Straight Cable Connection ................................................................................................................... 17
Figure 4. Typical Crossover Cable Connection ............................................................................................................... 18
Figure 5. Auto Negotiation and Parallel Operation .......................................................................................................... 19
Figure 6. Port 1 Near-End (Remote) Loopback Path....................................................................................................... 23
Figure 7. EEPROM Read Cycle Timing Diagram ............................................................................................................ 67
Figure 8. Auto-Negotiation Timing ................................................................................................................................... 68
Figure 9. Reset Timing..................................................................................................................................................... 69
Figure 10. 128-Pin PQFP Package.................................................................................................................................. 71
List of Tables
Table 1. MDI/MDI-X Pin Definitions ................................................................................................................................. 17
Table 2. KSZ8841-PMQL EEPROM Format.................................................................................................................... 21
Table 3. KSZ8841-PMQL ConfigParam in EEPROM Format.......................................................................................... 23
Table 4. Format of Port MIB Counters ............................................................................................................................. 63
Table 5. Port 1’s MIB Counters Indirect Memory Offsets................................................................................................. 64
Table 6. EEPROM Timing Parameters ............................................................................................................................ 67
Table 7. Auto Negotiation Parameters ............................................................................................................................. 68
Table 8. Reset Timing Parameters .................................................................................................................................. 69
Table 9. Transformer Selection Criteria ........................................................................................................................... 70
Table 10. Qualified Single Port Magnetics........................................................................................................................ 70
Table 11. Typical Reference Crystal Characteristics ........................................................................................................ 70
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