PIC18F458-I/PTG Microchip Technology, PIC18F458-I/PTG Datasheet - Page 348
PIC18F458-I/PTG
Manufacturer Part Number
PIC18F458-I/PTG
Description
IC MCU FLASH 16KX16 44TQFP
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC18LF242-ISO.pdf
(36 pages)
3.PIC18F248-ISO.pdf
(402 pages)
4.PIC18F248-ISO.pdf
(8 pages)
Specifications of PIC18F458-I/PTG
Core Processor
PIC
Core Size
8-Bit
Speed
40MHz
Connectivity
CAN, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
33
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC18LF242-ISO PDF datasheet #2
- PIC18F248-ISO PDF datasheet #3
- PIC18F248-ISO PDF datasheet #4
- Current page: 348 of 402
- Download datasheet (7Mb)
FIGURE 27-10:
TABLE 27-10: TIMER0 AND TIMER1 EXTERNAL CLOCK REQUIREMENTS
DS41159E-page 346
PIC18FXX8
40
41
42
45
46
47
48
Legend: TBD = To Be Determined
Param
No.
Tt0H
Tt0L
Tt0P
Tt1H
Tt1L
Tt1P
Ft1
Tcke2tmrI Delay from External T1CKI Clock Edge to
Symbol
Note: Refer to Figure 27-5 for load conditions.
T1OSO/T1CKI
TMR0 or
T0CKI
TMR1
T0CKI High Pulse Width
T0CKI Low Pulse Width
T0CKI Period
T1CKI
High Time
T1CKI
Low Time
T1CKI
Input Period
T1CKI Oscillator Input Frequency Range
Timer Increment
TIMER0 AND TIMER1 EXTERNAL CLOCK TIMINGS
Synchronous, no prescaler
Synchronous,
with prescaler
Asynchronous PIC18FXX8
Synchronous, no prescaler
Synchronous,
with prescaler
Asynchronous PIC18FXX8
Synchronous
Asynchronous
Characteristic
No prescaler
With prescaler
No prescaler
With prescaler
No prescaler
With prescaler
PIC18FXX8
PIC18LFXX8
PIC18LFXX8
PIC18FXX8
PIC18LFXX8
PIC18LFXX8
40
45
42
47
20 ns or T
20 ns or T
0.5 T
0.5 T
0.5 T
0.5 T
Greater of:
Greater of:
T
2 T
CY
TBD
41
Min
46
DC
CY
10
CY
10
CY
10
25
30
50
10
25
30
60
CY
OSC
+ 10
CY
CY
+ 20
+ 20
+ 20
+ 5
N
N
+ 40
+ 40
7 T
Max
TBD
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
50
OSC
© 2006 Microchip Technology Inc.
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)
N = prescale value
(1, 2, 4, 8)
Conditions
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