PIC18F2221-I/ML Microchip Technology, PIC18F2221-I/ML Datasheet - Page 346

• 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

PIC18F4321 FAMILY
FIGURE 26-4:
TABLE 26-4:
DS39689E-page 344
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C ≤ T
D420
Param
No.
Symbol
Note 1: VDIRMAG = 0.
(HLVDIF set by hardware)
HIGH/LOW-VOLTAGE DETECT CHARACTERISTICS
HLVDIF
HLVD Voltage on V
Transition High to Low
HIGH/LOW-VOLTAGE DETECT CHARACTERISTICS
(1)
V
DD
Characteristic
A
≤ +85°C for industrial
V
LVD
DD
LVV = 0000
LVV = 0001
LVV = 0010
LVV = 0011
LVV = 0100
LVV = 0101
LVV = 0110
LVV = 0111
LVV = 1000
LVV = 1001
LVV = 1010
LVV = 1011
LVV = 1100
LVV = 1101
LVV = 1110
LVV = 1111
Preliminary
2.06
2.12
2.24
2.32
2.47
2.65
2.74
2.96
3.22
3.37
3.52
3.70
3.90
4.11
4.36
1.10
Min
2.17
2.23
2.36
2.44
2.60
2.79
2.89
3.12
3.39
3.55
3.71
3.90
4.33
4.59
1.20
4.11
Typ
Max
2.28
2.34
2.48
2.56
2.73
2.93
3.04
3.28
3.56
3.73
3.90
4.10
4.32
4.55
4.82
1.30
Units
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
(HLVDIF can be
cleared in software)
© 2007 Microchip Technology Inc.
HLVDIN input/internal
reference voltage
Conditions