PIC18F8722-I/PT Microchip Technology Inc., PIC18F8722-I/PT Datasheet - Page 408

• Manufacturer Part Number: PIC18F8722-I/PT
• Description: 80 PIN, 128 KB FLASH, 4K RAM, 70 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F8722-I/PT

• A/d Inputs: 16-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 1024 Bytes
• Input Output: 70
• Interface: SPI/I2C/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 80-pin TQFP
• Programmable Memory: 128K Bytes
• Ram Size: 3.9K Bytes
• Speed: 40 MHz
• Timers: 2-8 bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F8722 FAMILY
FIGURE 28-12:
TABLE 28-13: TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
DS39646B-page 406
Param
40
41
42
45
46
47
48
No.
T
T
T
T
T
T
F
T
T1OSO/T13CKI
Note:
CKE
Symbol
T
T
T
T
T
T
T
0H
0L
0P
1H
1L
1P
1
2
TMR
TMR0 or
T0CKI
TMR1
I Delay from External T13CKI Clock Edge to
Refer to Figure 28-5 for load conditions.
T0CKI High Pulse Width
T0CKI Low Pulse Width
T0CKI Period
T13CKI
High Time
T13CKI
Low Time
T13CKI
Input
Period
T13CKI Oscillator Input Frequency Range
Timer Increment
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
Synchronous, no prescaler
Synchronous,
with prescaler
Asynchronous
Synchronous, no prescaler
Synchronous,
with prescaler
Asynchronous
Synchronous
Asynchronous
Characteristic
40
45
No prescaler
With prescaler
No prescaler
With prescaler
No prescaler
With prescaler
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
Preliminary
42
47
0.5 T
0.5 T
(T
0.5 T
(T
0.5 T
Greater of:
Greater of:
T
CY
41
20 ns or
20 ns or
CY
46
2 T
CY
Min
DC
CY
10
CY
10
+ 40)/N
CY
10
25
30
50
10
25
30
50
60
+ 40)/N
CY
OSC
+ 10
+ 20
+ 20
+ 20
+ 5
7 T
Max
50
 2004 Microchip Technology Inc.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
OSC
48
Units
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
—
N = prescale
value
(1, 2, 4,..., 256)
V
V
V
V
N = prescale
value
(1, 2, 4, 8)
DD
DD
DD
DD
Conditions
= 2.0V
= 2.0V
= 2.0V
= 2.0V