PIC16F884-I/ML Microchip Technology, PIC16F884-I/ML Datasheet - Page 86

• Manufacturer Part Number: PIC16F884-I/ML
• Description: IC PIC MCU FLASH 4KX14 44QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F884-I/ML

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-QFN
• Controller Family/series: PIC16F
• No. Of I/o's: 35
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 256Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44QFN2 - SOCKET TRAN ICE 44QFN/40DIPAC164322 - MODULE SOCKET MPLAB PM3 28/44QFN444-1001 - DEMO BOARD FOR PICMICRO MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC16F882/883/884/886/887
FIGURE 8-2:
FIGURE 8-3:
DS41291F-page 84
FixedRef
CV
C1R
FixedRef
CV
C2R
REF
REF
SEL
SEL
C12IN0-
C12IN1-
C12IN2-
C12IN3-
C2IN+
C12IN0-
C12IN1-
C12IN2-
C12IN3-
C1IN+
C2CH<1:0>
C1CH<1:0>
0
1
0
1
MUX
Note 1:
MUX
Note 1:
COMPARATOR C1 SIMPLIFIED BLOCK DIAGRAM
COMPARATOR C2 SIMPLIFIED BLOCK DIAGRAM
C1V
C1R
2:
3:
C2V
C2R
2:
3:
0
1
2
3
0
1
2
3
0
1
REF
2
MUX
0
1
REF
MUX
2
MUX
When C1ON = 0, the C1 comparator will produce a ‘0’ output to the XOR Gate.
Q1 and Q3 are phases of the four-phase system clock (F
Q1 is held high during Sleep mode.
MUX
When C2ON = 0, the C2 comparator will produce a ‘0’ output to the XOR Gate.
Q1 and Q3 are phases of the four-phase system clock (F
Q1 is held high during Sleep mode.
C2V
C2V
C1V
C1V
IN
IN
+
IN
IN
-
-
+
C2
C2ON
+
-
C1
C1ON
C2POL
(1)
C1POL
(1)
From Timer1
Q3*RD_CM2CON0
Clock
Q3*RD_CM1CON0
Q1
Q1
D
C2OUT
D
EN
Reset
D
EN
C1OUT
Reset
Q
Q
C2SYNC
Q
D
EN
C2POL
D
EN
CL
OSC
0
1
C1POL
OSC
MUX
CL
Q
Q
).
).
© 2009 Microchip Technology Inc.
To Timer1 Gate, SR Latch,
PWM Logic, and other
peripherals
RD_CM2CON0
RD_CM1CON0
C1OUT (to SR Latch)
To PWM Logic
SYNCC2OUT
Data Bus
Set C2IF
Data Bus
Set C1IF
To
To