参数资料
型号: PIC12F635-E/SN
厂商: Microchip Technology
文件页数: 74/74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
9
M9999-100407-1.5
Pin Description
Pin
Number
Pin
Name
Type
Pin Function
1
TEST_EN
I
Test Enable
For normal operation, pull-down this pin to ground.
2
SCAN_EN
I
Scan Test Scan Mux Enable
For normal operation, pull-down this pin to ground.
3
4
5
P1LED2
P1LED1
P1LED0
Opu
Port 1 LED indicators
1 defined as follows:
LEDs turn on when low.
Chip Global Control Register:
CGCR bit [15,9]
[0,0] Default
[0,1]
P1LED3
2
P1LED2
Link/Act
100Link/Act
P1LED1
Full duplex/Col
10Link/Act
P1LED0
Speed
Full duplex
Reg. CGCR bit [15,9]
[1,0]
[1,1]
P1LED3
2
Act
P1LED2
Link
P1LED1
Full duplex/Col
P1LED0
Speed
Notes
:
1. Link = On; Activity = Blink; Link/Act = On/Blink; Full Dup/Col = On/Blink;
Full Duplex = On (Full duplex); Off (Half duplex)
Speed = On (100BASE-T); Off (10BASE-T)
2. P1LED3 is pin 27.
6
NC
No connect
7
NC
No connect
8
NC
No connect
9
DGND
Gnd
Digital ground
10
VDDIO
P
3.3V digital I/O VDD
11
NC
No connect
12
PCLK
Ipd
PCI Bus Clock
This Clock provides the timing for all PCI bus phases. The rising edge defines the start
of each phase. The clock maximum frequency is 33MHz.
13
NC
No connect
14
PMEN
Opu
Power Management Enable
Asserted low.
When asserted, this signal indicates that a Wake-on-LAN packet has been received in
this Ethernet MAC chip.
15
NC
No connect
16
INTRN
Opd
Interrupt Request
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