PIC16F874A-I/PT Microchip Technology, PIC16F874A-I/PT Datasheet - Page 591

• Manufacturer Part Number: PIC16F874A-I/PT
• Description: IC MCU FLASH 4K 20MHZ 44-TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874A-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 44-TQFP, 44-VQFP
• 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
• 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 ~ 85°C
• 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: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 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: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPAC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

30.17
Param.
1997 Microchip Technology Inc.
No.
50
51
52
53
54
† Data in “Typ” column is at 5V, 25˚C unless otherwise stated. These parameters are for design guidance only and are not
(Compare or PWM Mode)
tested.
Symbol
TccL
TccH
TccP
TccR
TccF
Example CCP Timing Waveforms and Requirements
(Capture Mode)
Note: Refer to
CCPx input
low time
CCPx input
high time
CCPx input period
CCPx output fall time
CCPx output fall time
Figure 30-7:
Table 30-19:
Section 30. Electrical Specifications
CCPx
CCPx
Figure 30-1
Characteristic
No Prescaler
With
Prescaler
No Prescaler
With
Prescaler
Example Capture/Compare/PWM Requirements
Example Capture/Compare/PWM Timings Waveforms
53
for load conditions.
PIC16CXXX
PIC16LCXXX
PIC16CXXX
PIC16LCXXX
PIC16CXXX
PIC16LCXXX
PIC16CXXX
PIC16LCXXX
50
0.5T
0.5T
3T
CY
52
Min
CY
CY
10
20
10
20
—
—
—
—
N
+ 40
+ 20
+ 20
54
51
Typ† Max
10
25
10
25
—
—
—
—
—
—
—
—
—
—
—
—
—
—
25
45
25
45
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS31030A-page 30-21
N = prescale
value (1,4 or 16)
Conditions
30