PIC16LF721-I/SO Microchip Technology, PIC16LF721-I/SO Datasheet - Page 59
![MCU PIC 4K FLASH 20-SOIC](/photos/19/6/190622/4696162_sml.jpg)
PIC16LF721-I/SO
Manufacturer Part Number
PIC16LF721-I/SO
Description
MCU PIC 4K FLASH 20-SOIC
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Specifications of PIC16LF721-I/SO
Core Size
8-Bit
Program Memory Size
7KB (4K x 14)
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Core Processor
PIC
Speed
16MHz
Connectivity
I²C, SPI, UART/USART
Number Of I /o
17
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 12x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
20-SOIC (0.300", 7.50mm Width)
Controller Family/series
PIC16LF
No. Of I/o's
18
Ram Memory Size
256Byte
Cpu Speed
16MHz
No. Of Timers
3
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16LF721-I/SO
Manufacturer:
ADI
Quantity:
141
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6.2.4
Each PORTB pin is multiplexed with other functions. The
pins and their combined functions are briefly described
here. For specific information about individual functions
such as the SSP, I
appropriate section in this data sheet.
6.2.4.1
Figure 6-7
is configurable to function as one of the following:
• General purpose I/O. Individually controlled
• Analog input for the A/D
• Synchronous Serial Port Input (SPI)
• I
6.2.4.2
Figure 6-8
is configurable to function as one of the following:
• General purpose I/O. Individually controlled
• Analog input for the A/D
• USART asynchronous receive
• USART synchronous receive
6.2.4.3
Figure 6-9
is configurable to function as one of the following:
• General purpose I/O. Individually controlled
• Synchronous Serial Port clock for both SPI and
6.2.4.4
Figure 6-10
pin is configurable to function as one of the following:
• General purpose I/O. Individually controlled
• USART asynchronous transmit
• USART synchronous clock
2010 Microchip Technology Inc.
interrupt-on-change. Individually enabled pull-up.
interrupt-on-change. Individually enabled pull-up.
interrupt-on-change. Individually enabled pull-up.
I
interrupt-on-change. Individually enabled pull-up.
2
2
C data I/O
C
shows the diagram for this pin. The RB4 pin
shows the diagram for this pin. The RB5 pin
shows the diagram for this pin. The RB6 pin
PIN DESCRIPTIONS AND
DIAGRAMS
shows the diagram for this pin. The RB7
RB4/AN10/SDI/SDA
RB5/AN11/RX/DT
RB6/SCK/SCL
RB7/TX/CK
2
C™ or interrupts, refer to the
FIGURE 6-7:
Data Bus
Note
PORTB
PORTB
WPUB
WPUB
TRISB
TRISB
IOCB
IOCB
Interrupt-on-
WR
WR
WR
WR
RD
RD
RD
RD
Change
PIC16F/LF720/721
1:
D
D
D
D
To SSP
To A/D Converter
CK
CK
CK
CK
ANSEL determines Analog Input mode.
Q
Q
Q
Q
Q
Q
Q
Q
Input mode
BLOCK DIAGRAM OF RB4
RD PORTB
Analog
SSP
From
SSP
SSPEN
(1)
RABPU
1
0
0
1
Input mode
Analog
1
0
0
1
Q
Q
EN
EN
DS41430A-page 59
(1)
D
D
V
DD
Weak
V
V
Q3
DD
SS
ST
I/O Pin
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