Техническая Спецификация для Microchip Technology MA160014
PIC18(L)F2X/4XK22
DS41412F-page 450
2010-2012 Microchip Technology Inc.
TABLE 27-8:
PLL CLOCK TIMING SPECIFICATIONS
Param.
No.
Sym
Characteristic
Min
Max
Units
Conditions
F10
F
OSC
Oscillator Frequency Range
4
5
MHz
V
DD
< 2.7V,
-40°C to +85°C
4
4
MHz
V
DD
< 2.7V,
+85°C to +125°C
4
16
MHz
2.7V
V
DD
,
-40°C to +85°C
4
12
MHz
2.7V
V
DD
,
+85°C to +125°C
F11
F
SYS
On-Chip VCO System Frequency
16
20
MHz
V
DD
< 2.7V,
-40°C to +85°C
16
16
MHz
V
DD
< 2.7V,
+85°C to +125°C
16
64
MHz
2.7V
V
DD
,
-40°C to +85°C
16
48
MHz
2.7V
V
DD
,
+85°C to +125°C
F12
t
rc
PLL Start-up Time (Lock Time)
—
2
ms
TABLE 27-9:
AC CHARACTERISTICS:INTERNAL OSCILLATORS ACCURACY PIC18(L)F46K22
Standard Operating Conditions (unless otherwise stated)
Operating temperature
Operating temperature
-40°C
T
A
+125°C
Param.
No.
Characteristics
Freq.
Tolerance
Min
Typ†
Max
Units
Conditions
OA1
Internal Calibrated
HFINTOSC Frequency
HFINTOSC Frequency
(1)
2%
—
16.0
—
MHz
0°C
T
A
+60°C,
V
DD
2.5V
3%
—
16.0
—
MHz
+60°C
T
A
+85°C,
V
DD
2.5V
5%
—
16.0
—
MHz
-40°C
T
A
+125°C
OA2
Internal Calibrated
MFINTOSC Frequency
MFINTOSC Frequency
(1)
2%
—
500
—
kHz
0°C
T
A
+60°C,
V
DD
2.5V
3%
—
500
—
kHz
+60°C
T
A
+85°C,
V
DD
2.5V
5%
—
500
—
kHz
-40°C
T
A
+125°C
OA3
Internal Calibrated
LFINTOSC Frequency
LFINTOSC Frequency
(1)
20%
—
31
—
kHz
-40°C
T
A
+125°C
† Data in “Typ” column is at 3.0V, 25°C unless otherwise stated. These parameters are for design guidance
only and are not tested.
Note 1:
To ensure these oscillator frequency tolerances, V
DD
and V
SS
must be capacitively decoupled as close to
the device as possible. 0.1
F and 0.01 F values in parallel are recommended.