PIC18F45K20-E/ML Microchip Technology, PIC18F45K20-E/ML Datasheet - Page 280

• Manufacturer Part Number: PIC18F45K20-E/ML
• Description: 32KB, Flash, 1536bytes-RAM, 36I/O, 8-bit Family,nanowatt XLP 44 QFN 8x8x0.9mm TU
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F45K20-E/ML

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DM240313 - BOARD DEMO 8BIT XLPAC164112 - VOLTAGE LIMITER MPLAB ICD2 VPPDM164124 - KIT STARTER FOR PIC18F4XK20AC164322 - MODULE SOCKET MPLAB PM3 28/44QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2XK20/4XK20
FIGURE 20-3:
DS41303G-page 280
FIGURE 20-2:
FVR
C1RSEL
CV
FVR
CV
C2RSEL
REF
REF
C12IN0-
C12IN1-
C12IN2-
C12IN3-
C12IN0-
C12IN1-
C12IN2-
C12IN3-
C1IN+
C2IN+
C1CH<1:0>
C2CH<1:0>
0
1
0
1
MUX
MUX
COMPARATOR C1 SIMPLIFIED BLOCK DIAGRAM
COMPARATOR C2 SIMPLIFIED BLOCK DIAGRAM
C1V
C2V
C1R
C2R
0
1
2
3
0
1
REF
REF
Note 1:
0
1
MUX
0
1
2
3
2
MUX
Note 1:
MUX
2
MUX
2:
3:
4:
2:
3:
4:
C2V
C2V
When C2ON = 0, the C2 comparator will produce a ‘0’ output to the XOR Gate.
Output shown for reference only. See I/O port pin block diagram for more detail.
Q1 and Q3 are phases of the four-phase system clock (F
Q1 is held high during Sleep mode.
C1V
C1V
When C1ON = 0, the C1 comparator will produce a ‘0’ output to the XOR Gate.
Output shown for reference only. See I/O port pin block diagram for more detail.
Q1 and Q3 are phases of the four-phase system clock (F
Q1 is held high during Sleep mode.
C2SP
IN
IN
C1SP
IN
IN
-
+
-
+
C2
+
-
C2ON
C1
C1ON
C2POL
(1)
C1POL
(1)
Q3*RD_CM2CON0
Q3*RD_CM1CON0
Q1
Q1
NRESET
C2OUT
D
EN
Reset
D
EN
C1OUT
Q
Q
D
EN
CL
D
EN
CL
Q
Q
 2010 Microchip Technology Inc.
OSC
RD_CM2CON0
OSC
RD_CM1CON0
C2OE
).
To PWM Logic
).
To PWM Logic
C1OE
Data Bus
Set C2IF
C2OUT pin
Data Bus
Set C1IF
C1OUT pin
To
To
(2)
(2)