PIC16LF874A-I/PT Microchip Technology, PIC16LF874A-I/PT Datasheet - Page 10

• Manufacturer Part Number: PIC16LF874A-I/PT
• Description: IC, 8BIT MCU, PIC16LF, 20MHZ, TQFP-44
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16LF874A-I/PT

• Controller Family/series: PIC16LF
• No. Of I/o's: 33
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Core Size: 8 Bit
• Program Memory Size: 4 Kwords
• Core Processor: PIC
• Speed: 10MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F87XA
TABLE 1-2:
DS39582B-page 8
OSC1/CLKI
OSC2/CLKO
MCLR/V
RA0/AN0
RA1/AN1
RA2/AN2/V
CV
RA3/AN3/V
RA4/T0CKI/C1OUT
RA5/AN4/SS/C2OUT
Legend:
Note 1:
REF
OSC1
CLKI
OSC2
CLKO
MCLR
V
RA0
AN0
RA1
AN1
RA2
AN2
V
CV
RA3
AN3
V
RA4
T0CKI
C1OUT
RA5
AN4
SS
C2OUT
PP
REF
REF
Pin Name
REF
2:
3:
PP
-
+
REF
REF
I = input
— = Not used
This buffer is a Schmitt Trigger input when configured as the external interrupt.
This buffer is a Schmitt Trigger input when used in Serial Programming mode.
This buffer is a Schmitt Trigger input when configured in RC Oscillator mode and a CMOS input otherwise.
-/
+
PIC16F873A/876A PINOUT DESCRIPTION
PDIP, SOIC,
SSOP Pin#
10
9
1
2
3
4
5
6
7
O = output
TTL = TTL input
QFN
Pin#
26
27
28
6
7
1
2
3
4
I/O/P
Type
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
P
I
I
I
I
I
I
I
I
I
I
I
I
I/O = input/output
ST = Schmitt Trigger input
ST/CMOS
Buffer
Type
TTL
TTL
TTL
TTL
TTL
ST
ST
—
(3)
Oscillator crystal or external clock input.
Oscillator crystal or clock output.
Master Clear (input) or programming voltage (output).
PORTA is a bidirectional I/O port.
in Crystal Oscillator mode.
frequency of OSC1 and denotes the instruction cycle rate.
to the device.
Oscillator crystal input or external clock source input. ST
buffer when configured in RC mode; otherwise CMOS.
External clock source input. Always associated with pin
function OSC1 (see OSC1/CLKI, OSC2/CLKO pins).
Oscillator crystal output. Connects to crystal or resonator
In RC mode, OSC2 pin outputs CLKO, which has 1/4 the
Master Clear (Reset) input. This pin is an active low Reset
Programming voltage input.
Digital I/O.
Analog input 0.
Digital I/O.
Analog input 1.
Digital I/O.
Analog input 2.
A/D reference voltage (Low) input.
Comparator V
Digital I/O.
Analog input 3.
A/D reference voltage (High) input.
Digital I/O – Open-drain when configured as output.
Timer0 external clock input.
Comparator 1 output.
Digital I/O.
Analog input 4.
SPI slave select input.
Comparator 2 output.
P = power
REF
output.
Description
 2003 Microchip Technology Inc.