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

• Manufacturer Part Number: PIC16F874A-E/L
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,LDCC,44PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874A-E/L

• Rohs Compliant: YES
• 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: 44-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIP
• 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