參數(shù)資料
型號: PIC16F819
廠商: Microchip Technology Inc.
英文描述: 18/20-Pin Enhanced FLASH Microcontrollers with nanoWatt Technology(18/20引腳,納瓦技術(shù)增強FLASH微控制器)
中文描述: 18/20-Pin增強型閃存微控制器采用納瓦技術(shù)(18/20引腳,納瓦技術(shù)增強閃存微控制器)
文件頁數(shù): 132/164頁
文件大?。?/td> 3045K
代理商: PIC16F819
PIC16F818/819
DS39598C-page 130
Preliminary
2002 Microchip Technology Inc.
FIGURE 15-4:
EXTERNAL CLOCK TIMING
OSC1
CLKO
Q4
Q1
Q2
Q3
Q4
Q1
1
2
3
3
4
4
TABLE 15-1:
EXTERNAL CLOCK TIMING REQUIREMENTS
Parameter
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
F
OSC
External CLKI Frequency
(Note 1)
DC
DC
DC
DC
0.1
4
5
250
50
5
250
250
100
50
5
200
T
CY
4
20
200
4
4
20
200
10,000
250
250
DC
MHz
MHz
kHz
MHz
MHz
MHz
kHz
ns
ns
μ
s
ns
ns
ns
ns
μ
s
ns
XT and RC Osc mode
HS Osc mode
LP Osc mode
RC Osc mode
XT Osc mode
HS Osc mode
LP Osc mode
XT and RC Osc mode
HS Osc mode
LP Osc mode
RC Osc mode
XT Osc mode
HS Osc mode
HS Osc mode
LP Osc mode
T
CY
= 4/F
OSC
Oscillator Frequency
(Note 1)
1
T
OSC
External CLKI Period
(Note 1)
Oscillator Period
(Note 1)
2
T
CY
Instruction Cycle Time
(Note 1)
External Clock in (OSC1) High or
Low Time
3
TosL,
TosH
100
2.5
15
25
50
15
ns
μ
s
ns
ns
ns
ns
XT oscillator
LP oscillator
HS oscillator
XT oscillator
LP oscillator
HS oscillator
4
TosR,
TosF
External Clock in (OSC1) Rise or
Fall Time
Data in "Typ" column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Note 1:
Instruction cycle period (T
CY
) equals four times the input oscillator time-base period. All specified values are
based on characterization data for that particular oscillator type under standard operating conditions, with
the device executing code. Exceeding these specified limits may result in an unstable oscillator operation
and/or higher than expected current consumption. All devices are tested to operate at "min." values with an
external clock applied to the OSC1/CLKI pin. When an external clock input is used, the "max." cycle time
limit is "DC" (no clock) for all devices.
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參數(shù)描述
PIC16F819-E/ML 功能描述:8位微控制器 -MCU 3.5KB 256 RAM 16 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F819-E/P 功能描述:8位微控制器 -MCU 3.5KB 256 RAM 16 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F819-E/SO 功能描述:8位微控制器 -MCU 3.5KB 256 RAM 16 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F819-E/SS 功能描述:8位微控制器 -MCU 3.5KB 256 RAM 16 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
PIC16F819-E/SSVAO 制造商:Microchip Technology Inc 功能描述: