參數(shù)資料
型號(hào): PIC16C54C
廠商: Microchip Technology Inc.
英文描述: EPROM/ROM-Based 8-Bit CMOS Microcontroller(18引腳、12個(gè)I/O端口、512位EPROM/ROM的8位CMOS微控制器)
中文描述: 存儲(chǔ)器/基于ROM的8位CMOS微控制器(18引腳,12個(gè)的I / O,512位存儲(chǔ)器端口/光盤的8位的CMOS微控制器)
文件頁數(shù): 88/158頁
文件大小: 1194K
代理商: PIC16C54C
PIC16C5X
PIC16CR54A
DS30453C-page 88
Preliminary
2000 Microchip Technology Inc.
12.7
Timing Diagrams and Specifications
FIGURE 12-2: EXTERNAL CLOCK TIMING - PIC16CR54A
TABLE 12-1:
EXTERNAL CLOCK TIMING REQUIREMENTS - PIC16CR54A
AC Characteristics
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
0
°
C
T
A
+70
°
C (commercial)
40
°
C
T
A
+85
°
C (industrial)
40
°
C
T
A
+125
°
C (extended)
Operating Voltage V
DD
range is described in Section 12.1, Section 12.2 and Section 12.3.
Parameter
No.
Sym
Characteristic
Min
Typ
(1)
Max
Units
Conditions
F
OSC
External CLKIN Frequency
(2)
DC
4.0
MHz
XT osc mode
DC
4.0
MHz
HS osc mode (04)
DC
10
MHz
HS osc mode (10)
DC
20
MHz
HS osc mode (20)
DC
200
kHz
LP osc mode
Oscillator Frequency
(2)
DC
4.0
MHz
RC osc mode
0.1
4.0
MHz
XT osc mode
4.0
4.0
MHz
HS osc mode (04)
4.0
10
MHz
HS osc mode (10)
4.0
20
MHz
HS osc mode (20)
5.0
200
kHz
LP osc mode
* These parameters are characterized but not tested.
Note 1:
Data in the Typical (
Typ
) column is at 5.0V, 25
°
C unless otherwise stated. These parameters are for design
guidance only and are not tested.
2:
All specified values are based on characterization data for that particular oscillator type under standard oper-
ating conditions with the device executing code. Exceeding these specified limits may result in an unstable
oscillator operation and/or higher than expected current consumption.
When an external clock input is used, the
max
cycle time limit is
DC
(no clock) for all devices.
3:
Instruction cycle period (T
CY
) equals four times the input oscillator time base period.
OSC1
CLKOUT
Q4
Q1
Q2
Q3
Q4
Q1
1
3
3
4
4
2
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PIC16CR57B EPROM/ROM-Based 8-Bit CMOS Microcontroller Series(每個(gè)I/O有20mA吸收/25mA驅(qū)動(dòng),20個(gè)I/O,2.5V的微控制器)
PIC16C54A EPROM/ROM-Based 8-Bit CMOS Microcontroller Series(每個(gè)I/O口有20mA吸收,25mA驅(qū)動(dòng),12個(gè)I/O,2.5V的微控制器)
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