PIC16F873-04I/SO Microchip Technology, PIC16F873-04I/SO Datasheet - Page 73
![IC MCU FLASH 4KX14 EE 28SOIC](/photos/6/59/65909/150-28-soic_sml.jpg)
PIC16F873-04I/SO
Manufacturer Part Number
PIC16F873-04I/SO
Description
IC MCU FLASH 4KX14 EE 28SOIC
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F688T-ISL.pdf
(688 pages)
3.PIC16F873-04SO.pdf
(218 pages)
4.PIC16F873-04SO.pdf
(5 pages)
5.PIC16F873-04SO.pdf
(5 pages)
6.PIC16F873-04SO.pdf
(4 pages)
Specifications of PIC16F873-04I/SO
Core Size
8-Bit
Program Memory Size
7KB (4K x 14)
Core Processor
PIC
Speed
4MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
22
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
192 x 8
Voltage - Supply (vcc/vdd)
4 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)
Controller Family/series
PIC16F
No. Of I/o's
22
Eeprom Memory Size
128Byte
Ram Memory Size
192Byte
Cpu Speed
4MHz
No. Of Timers
3
Package
28SOIC W
Device Core
PIC
Family Name
PIC16
Maximum Speed
4 MHz
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
22
Interface Type
I2C/SPI/USART
On-chip Adc
5-chx10-bit
Number Of Timers
3
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MIL309-1073 - ADAPTER 28-SOIC TO 28-SOIC309-1024 - ADAPTER 28-SOIC TO 28-DIP309-1023 - ADAPTER 28-SOIC TO 28-DIP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC16F688T-ISL PDF datasheet #2
- PIC16F873-04SO PDF datasheet #3
- PIC16F873-04SO PDF datasheet #4
- PIC16F873-04SO PDF datasheet #5
- PIC16F873-04SO PDF datasheet #6
- Current page: 73 of 688
- Download datasheet (3Mb)
4.2
1997 Microchip Technology Inc.
OSC2/CLKOUT
(RC mode)
Clocking Scheme/Instruction Cycle
OSC1
Q4
PC
Q2
Q3
Q1
The clock input (from OSC1) is internally divided by four to generate four non-overlapping
quadrature clocks, namely Q1, Q2, Q3, and Q4. Internally, the program counter (PC) is incre-
mented every Q1, and the instruction is fetched from the program memory and latched into the
instruction register in Q4. The instruction is decoded and executed during the following Q1
through Q4. The clocks and instruction execution flow are illustrated in
Example
Figure 4-3: Clock/Instruction Cycle
Q1
Execute INST (PC-1)
Fetch INST (PC)
Q2
T
4-1.
CY
PC
1
Q3
Q4
Q1
Execute INST (PC)
Fetch INST (PC+1)
Section 4. Architecture
Q2
T
PC+1
CY
2
Q3
Q4
Q1
Execute INST (PC+1)
Fetch INST (PC+2)
Q2
T
PC+2
CY
3
Q3
Q4
DS31004A-page 4-5
Figure
Internal
phase
clock
4-3, and
4
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