PIC18F26J50-I/SP Microchip Technology, PIC18F26J50-I/SP Datasheet - Page 387

• Manufacturer Part Number: PIC18F26J50-I/SP
• Description: IC PIC MCU FLASH 64K 2V 28-DIP
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F26J50-I/SP

• Program Memory Type: FLASH
• Program Memory Size: 64KB (32K x 16)
• Package / Case: 28-DIP (0.300", 7.62mm)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 16
• Ram Size: 3.8K x 8
• Voltage - Supply (vcc/vdd): 2.15 V ~ 3.6 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3776 B
• Interface Type: EUSART/I2C/SPI
• Maximum Clock Frequency: 48 MHz
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, DM183032, DV164136, MA180024, DM183022
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10-ch x 10-bit
• Package: 28SPDIP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 48 MHz
• Operating Supply Voltage: 2.5|3.3 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164322 - MODULE SOCKET MPLAB PM3 28/44QFN
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

23.0
The comparator voltage reference is a 16-tap resistor
ladder network that provides a selectable reference
voltage. Although its primary purpose is to provide a
reference for the analog comparators, it may also be
used independently of them.
FIGURE 23-1:
© 2009 Microchip Technology Inc.
COMPARATOR VOLTAGE
REFERENCE MODULE
CVRR
CVREN
COMPARATOR VOLTAGE REFERENCE BLOCK DIAGRAM
V
DD
16 Steps
8R
R
R
R
R
R
R
R
PIC18F46J50 FAMILY
Figure 23-1 provides a block diagram of the module.
The resistor ladder is segmented to provide two ranges
of CV
conserve power when the reference is not being used.
The module’s supply reference is provided by V
8R
REF
values and has a power-down function to
CVR<3:0>
CV
REF
DS39931C-page 387
DD
/V
SS
.