参数资料
型号: PIC16C432-E/P
厂商: Microchip Technology
文件页数: 42/70页
文件大小: 0K
描述: IC MCU CMOS 8-BIT 20MHZ 2K 20DIP
标准包装: 25
系列: PIC® 16C
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
连通性: LIN(本地互连网络)
外围设备: 欠压检测/复位,POR,WDT
输入/输出数: 12
程序存储器容量: 3.5KB(2K x 14)
程序存储器类型: OTP
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 外部
工作温度: -40°C ~ 125°C
封装/外壳: 20-DIP(0.300",7.62mm)
包装: 管件
配用: AC164029-ND - MODULE SKT PROMATEII 20DIP/SSOP
DVA16XP201-ND - ADAPTER DEVICE FOR MPLAB-ICE
2002 Microchip Technology Inc.
Preliminary
DS41140B-page 45
PIC16C432
9.2
Oscillator Configurations
9.2.1
OSCILLATOR TYPES
The PIC16C432 can be operated in four different
oscillator
options.
The
user
can
program
two
configuration bits (FOSC1 and FOSC0) to select one of
these four modes:
LP - Low Power Crystal
XT - Crystal/Resonator
HS - High Speed Crystal/Resonator
RC - Resistor/Capacitor
9.2.2
CRYSTAL OSCILLATOR/CERAMIC
RESONATORS
In XT, LP or HS modes, a crystal or ceramic resonator
is connected to the OSC1 and OSC2 pins to establish
oscillation (Figure 9-1). The PIC16C432 oscillator
design requires the use of a parallel cut crystal. Use of
a series cut crystal may give a frequency out of the
crystal manufacturers specifications. When in XT, LP or
HS modes, the device can have an external clock
source to drive the OSC1 pin (Figure 9-2).
FIGURE 9-1:
CRYSTAL OPERATION
(OR CERAMIC
RESONATOR) (HS, XT OR
LP OSC
CONFIGURATION)
FIGURE 9-2:
EXTERNAL CLOCK INPUT
OPERATION (HS, XT OR
LP OSC
CONFIGURATION)
TABLE 9-1:
CERAMIC RESONATORS,
PIC16C432
TABLE 9-2:
CAPACITOR SELECTION FOR
CRYSTAL OSCILLATOR,
PIC16C432
Note
1:
See Table 9-1 and Table 9-2 for recom-
mended values of C1 and C2.
2: A series resistor may be required for AT strip
cut crystals.
C1
C2
XTAL
OSC2
RS
OSC1
RF
SLEEP
To Internal Logic
PIC16C432
Note 2
Clock from
ext. system
PIC16C432
OSC1
OSC2
Open
Ranges Tested:
Mode
Freq
OSC1
OSC2
XT
455 kHz
2.0 MHz
4.0 MHz
68 - 100 pF
15 - 68 pF
68 - 100 pF
15 - 68 pF
HS
8.0 MHz
16.0 MHz
10 - 68 pF
10 - 22 pF
10 - 68 pF
10 - 22 pF
These values are for design guidance only. See
notes at bottom of page.
Osc Type
Crystal
Freq
Cap. Range
C1
Cap.
Range C2
LP
32 kHz
33 pF
200 kHz
15 pF
XT
200 kHz
47-68 pF
1 MHz
15 pF
4 MHz
15 pF
HS
4 MHz
15 pF
8 MHz
15-33 pF
20 MHz
15-33 pF
These values are for design guidance only. See
notes at bottom of page.
Note 1: Recommended values of C1 and C2 are
indentical to the ranges tested table.
2: Higher capacitance increases the stability
of oscillator, but also increases the start-
up time.
3: Since each resonator/crystal has its own
characteristics, the user should consult
the resonator/crystal manufacturer for
appropriate values of external compo-
nents.
4: Rs may be required in HS mode, as well
as XT mode, to avoid over driving crystals
with low drive level specification.
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PIC16C432-I/P 功能描述:8位微控制器 -MCU 20MHz 2K EPROM 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
PIC16C432-I/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 12 I/O 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
PIC16C432T-E/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 12 I/O 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
PIC16C432T-I/SS 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 12 I/O 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
PIC16C433/JW 功能描述:8位微控制器 -MCU 3.5KB 128 RAM 6 I/O 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