PIC18F2221-I/ML Microchip Technology, PIC18F2221-I/ML Datasheet - Page 234

IC PIC MCU FLASH 2KX16 28QFN

PIC18F2221-I/ML

Manufacturer Part Number
PIC18F2221-I/ML
Description
IC PIC MCU FLASH 2KX16 28QFN
Manufacturer
Microchip Technology
Series
PIC® 18Fr

Specifications of PIC18F2221-I/ML

Core Size
8-Bit
Program Memory Size
4KB (2K x 16)
Core Processor
PIC
Speed
40MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Number Of I /o
25
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 10x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
Controller Family/series
PIC18
No. Of I/o's
25
Eeprom Memory Size
256Byte
Ram Memory Size
512Byte
Cpu Speed
40MHz
No. Of Timers
4
Package
28QFN EP
Device Core
PIC
Family Name
PIC18
Maximum Speed
40 MHz
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
25
Interface Type
I2C/SPI/USART
On-chip Adc
10-chx10-bit
Number Of Timers
4
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
XLT28QFN4 - SOCKET TRANS ICE 28QFN W/CABLEAC164322 - MODULE SOCKET MPLAB PM3 28/44QFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
PIC18F2221-I/ML
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
PIC18F2221/2321/4221/4321 FAMILY
REGISTER 20-2:
DS39689F-page 234
bit 7-6
bit 5
bit 4
bit 3-0
ADCON1: A/D CONTROL REGISTER 1
Unimplemented: Read as ‘0’
VCFG1: Voltage Reference Configuration bit (V
1 = V
0 = V
VCFG0: Voltage Reference Configuration bit (V
1 = V
0 = V
PCFG<3:0>: A/D Port Configuration Control bits
bit 7
Legend:
R = Readable bit
-n = Value at POR
PCFG<3:0>
A = Analog input
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
Note 1: The POR value of the PCFG bits depends on the value of the PBADEN Con-
U-0
REF
SS
REF
DD
(1)
(1)
2: AN5 through AN7 are available only on 40/44-pin devices.
- (AN2)
+ (AN3)
figuration bit. When PBADEN = 1, PCFG<3:0> = 0000; when PBADEN = 0,
PCFG<3:0> = 0111.
D
D
D
D
D
D
D
D
D
D
D
D
D
A
A
A
U-0
A
A
A
A
D
D
D
D
D
D
D
D
D
D
D
D
VCFG1
R/W-0
D
D
D
D
D
D
D
D
D
D
D
A
A
A
A
A
W = Writable bit
‘1’ = Bit is set
A
A
A
A
A
A
D
D
D
D
D
D
D
D
D
D
VCFG0
R/W-0
A
A
A
A
A
A
A
D
D
D
D
D
D
D
D
D
D = Digital I/O
REF
REF
A
A
A
A
A
A
A
A
D
D
D
D
D
D
D
D
R/W-0
PCFG3
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
- source)
+ source)
A
A
A
A
A
A
A
A
A
D
D
D
D
D
D
D
(1)
A
A
A
A
A
A
A
A
A
A
D
D
D
D
D
D
PCFG2
R/W
© 2009 Microchip Technology Inc.
(1)
A
A
A
A
A
A
A
A
A
A
A
D
D
D
D
D
x = Bit is unknown
D
D
D
D
A
A
A
A
A
A
A
A
A
A
A
A
PCFG1
R/W
(1)
A
A
A
A
A
A
A
A
A
A
A
A
A
D
D
D
D
D
A
A
A
A
A
A
A
A
A
A
A
A
A
A
PCFG0
R/W
bit 0
(1)
D
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A

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