PIC18C452-E/PT Microchip Technology, PIC18C452-E/PT Datasheet - Page 24
![no-image](/images/manufacturer_photos/0/4/439/microchip_technology_sml.jpg)
PIC18C452-E/PT
Manufacturer Part Number
PIC18C452-E/PT
Description
IC MCU OTP 16KX16 A/D 44TQFP
Manufacturer
Microchip Technology
Series
PIC® 18Cr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16C770-ISO.pdf
(8 pages)
3.PIC18C242-ISO.pdf
(305 pages)
4.PIC18C242-ISO.pdf
(12 pages)
Specifications of PIC18C452-E/PT
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
33
Program Memory Size
32KB (16K x 16)
Program Memory Type
OTP
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 ~ 125°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Other names
PIC18C452E/PT
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18C452-E/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
- PIC16F616T-ISL PDF datasheet
- PIC16C770-ISO PDF datasheet #2
- PIC18C242-ISO PDF datasheet #3
- PIC18C242-ISO PDF datasheet #4
- Current page: 24 of 305
- Download datasheet (6Mb)
PIC18CXX2
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
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-
FIGURE 2-11:
DS39026C-page 22
Program Counter
Note 1: RC oscillator mode assumed.
Program Counter
Internal System
Note 1: T
(OSCCON<0>)
Internal System
(OSCCON<0>)
PLL Clock
T1OSI
OSC1
OSC2
Clock
SCS
T1OSI
PLL
OSC1
OSC2
Clock
OST
Input
SCS
) will occur. The PLL time-out is typically
= 1024T
PC
Q4
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).
OST
Q1
T
) plus an additional PLL
OST
PC
Q4
T
PLL
Q1
PC + 2
T
OSC
T
1
OSC
1
T
T
1
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.
cating the transition from the Timer1 oscillator to the
main oscillator for RC, RCIO, EC and ECIO modes, is
shown in Figure 2-11.
2
P
2
3
3
PC + 2
4
T
T
SCS
4
T
SCS
T
5
1
P
5
6
6
7
7
8
Q1 Q2 Q3 Q4
8
Q1 Q2 Q3
2001 Microchip Technology Inc.
Q4 Q1 Q2 Q3
Q1 Q2
PC + 4
PC + 4
Q3
Q4
Q4
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