PIC16F874-20/L Microchip Technology, PIC16F874-20/L Datasheet - Page 628

• Manufacturer Part Number: PIC16F874-20/L
• Description: IC MCU FLASH 4KX14 EE 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874-20/L

• 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: 33
• 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: 0°C ~ 70°C
• Package / Case: 44-PLCC
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 B
• Interface Type: MSSP, PSP, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 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: 0 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164309 - MODULE SKT FOR PM3 44PLCC444-1001 - DEMO BOARD FOR PICMICRO MCUDVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / Rohs Status: Details

PICmicro MID-RANGE MCU FAMILY
Figure 31-24: Example Typical RC Oscillator Frequency vs. V
Table 31-1: Example RC Oscillator Frequencies
DS31031A-page 31-16
The percentage variation indicated here is part to part variation due to normal process distri-
bution. The variation indicated is 3 standard deviation from average value for V
100 pF
300 pF
22 pF
C
EXT
1000
900
800
700
600
500
400
300
200
100
0
2.5
3.0
R
100k
100k
100k
3.3k
3.3k
10k
10k
10k
5k
5k
5k
EXT
3.5
C
EXT
DD
= 300 pF, T = 25 C
4.0
V
DD
(Volts)
4.12 MHz
2.35 MHz
1.80 MHz
1.27 MHz
77.2 kHz
28.3 kHz
268 kHz
688 kHz
707 kHz
501 kHz
269 kHz
4.5
Fosc @ 5V, 25 C
5.0
1997 Microchip Technology Inc.
Average
R = 3.3k
R = 10k
R = 100k
R = 5k
5.5
DD
1.4%
1.4%
1.1%
1.0%
1.0%
1.2%
1.0%
1.4%
1.2%
1.6%
1.1%
= 5V.
6.0