PIC16C56A Microchip Technology Inc., PIC16C56A Datasheet - Page 76

• Manufacturer Part Number: PIC16C56A
• Description: Eprom/rom-based 8-bit Cmos Microcontroller Series
• Manufacturer: Microchip Technology Inc.

PIC16C5X
12.7
FIGURE 12-2:
TABLE 12-1:
DS30453D-page 74
1A
Note 1: All specified values are based on characterization data for that particular oscillator type under standard
AC Characteristics
Param
No.
CLKOUT
* These parameters are characterized but not tested.
† Data in the Typical (“Typ”) column is at 5.0V, 25°C unless otherwise stated. These parameters are for design
OSC1
2: Instruction cycle period (T
guidance only and are not tested.
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.
When an external clock input is used, the “max” cycle time limit is “DC” (no clock) for all devices.
Timing Diagrams and Specifications
F
OSC
Symbol
EXTERNAL CLOCK TIMING REQUIREMENTS - PIC16C54/55/56/57
EXTERNAL CLOCK TIMING - PIC16C54/55/56/57
Q4
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
External CLKIN Frequency
Oscillator Frequency
Characteristic
CY
Q1
) equals four times the input oscillator time base period.
1
(1)
Preliminary
Q2
–40°C
–40°C
(1)
0°C
Min
DC
DC
DC
DC
DC
DC
0.1
4.0
4.0
4.0
DC
2
T
T
T
A
A
A
Typ†
3
—
—
—
—
—
—
—
—
—
—
—
+70°C for commercial
+85°C for industrial
+125°C for extended
Q3
3
Max
4.0
4.0
4.0
10
20
16
40
10
20
16
40
Units
MHz XT
MHz 10 MHz mode
MHz HS
MHz HS
MHz RC
MHz XT
MHz 10 MHz mode
MHz HS
MHz HS
kHz
kHz
Q4
4
2002 Microchip Technology Inc.
LP
LP
4
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
Conditions
mode
mode
mode
mode
mode (Comm/Ind)
mode (Ext)
mode (Comm/Ind)
mode (Ext)
mode
Q1