PIC16F874A-E/P Microchip Technology, PIC16F874A-E/P Datasheet - Page 19

• Manufacturer Part Number: PIC16F874A-E/P
• Description: IC MCU FLASH 4KX14 W/AD 40-DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874A-E/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 B
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 1 x 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163022, DV164120
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8
• Data Rom Size: 128 B
• Height: 3.81 mm
• Length: 52.26 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4 V
• Width: 13.84 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 6-7:
FIGURE 6-8:
FIGURE 6-9:
 2010 Microchip Technology Inc.
(CLOCK)
RESET
(DATA)
MCLR
RB6
RB7
(CLOCK)
(CLOCK)
RESET
RESET
(DATA)
(DATA)
MCLR
MCLR
RB6
RB7
RB6
RB7
V
IHH
V
V
IHH
IHH
BEGIN PROGRAMING ONLY COMMAND (PROGRAM/VERIFY)
BULK ERASE PROGRAM MEMORY COMMAND (PROGRAM/VERIFY)
BULK ERASE DATA MEMORY COMMAND (PROGRAM/VERIFY)
0
1
1
1
1
1
2
0
2
2
Advance Information
1
0
Program/Verify Test Mode
3
tset1
0
Program/Verify Test Mode
Program/Verify Test Mode
3
3
0
tset1
tset1
100 ns min
0
4
1
100 ns min
100 ns min
4
4
1
1
thld1
5
1
thld1
thld1
5
5
0
0
6
X
1 s min
tprog1
tdly2
X
X
6
6
tdly1
End Programming Command
1 s min
1 s min
tdly2
tdly2
tdly1
tdly1
1
PIC16F87XA
1
1
1
X
X
2
Begin Erase/Programming
Begin Erase/Programming
0
2
2
Command
Command
0
0
6
DS39589C-page 19