參數(shù)資料
型號： 16LF628A
廠商： Microchip Technology Inc.
元件分類： 8位微控制器
英文描述： FLASH-Based 8-Bit CMOS Microcontrollers
中文描述： 基于閃存的8位CMOS微控制器
文件頁數(shù)： 143/168頁
文件大小： 3760K
代理商： 16LF628A
2002 Microchip Technology Inc.
Preliminary
DS40044A-page 141
PIC16F627A/628A/648A
TABLE 17-5:
PRECISION INTERNAL OSCILLATOR PARAMETERS
FIGURE 17-5:
CLKOUT AND I/O TIMING
TABLE 17-6:
CLKOUT AND I/O TIMING REQUIREMENTS
Parameter
No.
Sym
Characteristic
Min
Typ
Max
Units
Conditions
F10
F
IOSC
Oscillator Center frequency
—
4
—
±
1
±
2
MHz
F13
I
OSC
Oscillator Stability (jitter)
—
—
%
V
DD
= 3.5 V, 25
°
C
2.0 V
≤
V
DD
≤
5.5V
0
°
C
≤
T
A
≤
+85
°
C
2.0 V
≤
V
DD
≤
5.5V
-40
°
C
≤
T
A
≤
+85
°
C (IND)
-40
°
C
≤
T
A
≤
+125
°
C (EXT)
V
DD
= 2.0V, -40
°
C to +85
°
C
V
DD
= 3.0V, -40
°
C to +85
°
C
V
DD
= 5.0V, -40
°
C to +85
°
C
—
—
%
—
—
±
5
%
F14
T
IOSCST
Oscillator Wake-up from
SLEEP start-up time
—
6
TBD
μ
s
μ
s
μ
s
—
4
TBD
—
3
TBD
Parameter
No.
Sym
Characteristic
Min
Typ
Max
Units
10
TosH2ckL OSC1
↑
to CLKOUT
↓
PIC16F62X
—
75
200*
ns
10A
PIC16LF62X
—
—
400*
ns
11
TosH2ckH OSC1
↑
to CLKOUT
↑
PIC16F62X
—
75
200*
ns
11A
PIC16LF62X
—
—
400*
ns
12
TckR
CLKOUT rise time
PIC16F62X
—
35
100*
ns
12A
PIC16LF62X
—
—
200*
ns
13
TckF
CLKOUT fall time
PIC16F62X
—
35
100*
ns
13A
PIC16LF62X
—
—
200*
ns
14
TckL2ioV
CLKOUT
↓
to Port out valid
—
—
20*
ns
15
TioV2ckH
Port in valid before
OSC1
↑
(Q2 cycle) to Port input invalid
(I/O in hold time)
PIC16F62X
Tosc+200 ns*
—
—
ns
18
TosH2ioI
100*
200*
—
—
ns
* These parameters are characterized but not tested.
Data in “Typ” column is at 5.0V, 25
°
C unless otherwise stated. These parameters are for design guidance
only and are not tested.
OSC1
CLKOUT
I/O PIN
(INPUT)
I/O PIN
(OUTPUT)
Q4
Q1
Q2
Q3
10
13
14
17
20, 21
22
23
19
18
15
11
12
16
OLD VALUE
NEW VALUE
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