PIC18LF252-I/SOG Microchip Technology, PIC18LF252-I/SOG Datasheet - Page 25
![IC MCU FLASH 16KX16 28SOIC](/photos/6/59/65909/150-28-soic_sml.jpg)
PIC18LF252-I/SOG
Manufacturer Part Number
PIC18LF252-I/SOG
Description
IC MCU FLASH 16KX16 28SOIC
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC18F242-ISO.pdf
(332 pages)
3.PIC18F242-ISO.pdf
(14 pages)
4.PIC18F242-ISO.pdf
(16 pages)
5.PIC18F242-ISO.pdf
(16 pages)
6.PIC18F242-ISO.pdf
(14 pages)
7.PIC18LF242-ISO.pdf
(36 pages)
Specifications of PIC18LF252-I/SOG
Core Processor
PIC
Core Size
8-Bit
Speed
40MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
23
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)
2 V ~ 5.5 V
Data Converters
A/D 5x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC18F242-ISO PDF datasheet #2
- PIC18F242-ISO PDF datasheet #3
- PIC18F242-ISO PDF datasheet #4
- PIC18F242-ISO PDF datasheet #5
- PIC18F242-ISO PDF datasheet #6
- PIC18LF242-ISO PDF datasheet #7
- Current page: 25 of 332
- Download datasheet (6Mb)
If the main oscillator is configured for HS-PLL mode, an
oscillator start-up time (T
time-out (T
2 ms and allows the PLL to lock to the main oscillator
frequency. A timing diagram indicating the transition
from the Timer1 oscillator to the main oscillator for
HS-PLL mode is shown in Figure 2-10.
FIGURE 2-10:
If the main oscillator is configured in the RC, RCIO, EC
or ECIO modes, there is no oscillator start-up time-out.
Operation will resume after eight cycles of the main
oscillator have been counted. A timing diagram, indi-
cating the transition from the Timer1 oscillator to the
main oscillator for RC, RCIO, EC and ECIO modes, is
shown in Figure 2-11.
FIGURE 2-11:
© 2006 Microchip Technology Inc.
Program Counter
Internal System
Program Counter
Note 1: T
(OSCCON<0>)
Note 1: RC Oscillator mode assumed.
Internal System
(OSCCON<0>)
PLL Clock
T1OSI
OSC1
OSC2
Clock
T1OSI
OSC1
OSC2
Input
Clock
SCS
SCS
OST
PLL
= 1024 T
) will occur. The PLL time-out is typically
Q4
PC
Q3
OSC
TIMING FOR TRANSITION BETWEEN TIMER1 AND OSC1 (HS WITH PLL)
TIMING FOR TRANSITION BETWEEN TIMER1 AND OSC1 (RC, EC)
(drawing not to scale).
Q1
OST
T
OST
) plus an additional PLL
PC
Q4
T
PLL
Q1
PC + 2
T
OSC
1
T
1
OSC
T
T
2
1
2
P
3
3
PC + 2
T
SCS
4
4
T
T
T
1
SCS
P
5
5
6
6
7
7
Q1 Q2 Q3 Q4
8
8
Q1 Q2 Q3
PIC18FXX2
Q4 Q1 Q2 Q3
Q1 Q2
DS39564C-page 23
PC + 4
PC + 4
Q3
Q4
Q4
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