PIC16F877A-I/PT Microchip Technology, PIC16F877A-I/PT Datasheet - Page 195

• Manufacturer Part Number: PIC16F877A-I/PT
• Description: IC MCU FLASH 8K 20MHZ 44-TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877A-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 14KB (8K 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: 256 x 8
• Ram Size: 368 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: 368 B
• Interface Type: CCP/I2C/MSSP/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
• Package: 44TQFP
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• 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

FIGURE 17-17:
TABLE 17-12: USART SYNCHRONOUS TRANSMISSION REQUIREMENTS
FIGURE 17-18:
TABLE 17-13: USART SYNCHRONOUS RECEIVE REQUIREMENTS
 2003 Microchip Technology Inc.
120
121
122
125
126
Param
Param
Note: Refer to Figure 17-3 for load conditions.
No.
RC7/RX/DT
RC6/TX/CK
No.
† Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance
† Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance
Note: Refer to Figure 17-3 for load conditions.
T
T
T
RC7/RX/DT
RC6/TX/CK
CK
CKRF
DTRF
Symbol
pin
pin
T
T
only and are not tested.
only and are not tested.
CK
DT
H2
Symbol
L2
V2
DT
DTL
pin
pin
CK
V SYNC XMIT (MASTER & SLAVE)
L
Clock High to Data Out Valid
Clock Out Rise Time and Fall Time
(Master mode)
Data Out Rise Time and Fall Time
USART SYNCHRONOUS TRANSMISSION (MASTER/SLAVE) TIMING
USART SYNCHRONOUS RECEIVE (MASTER/SLAVE) TIMING
SYNC RCV (MASTER & SLAVE)
Data Setup before CK
Data Hold after CK
121
120
Characteristic
Characteristic
125
(DT hold time)
121
(DT setup time)
Standard(F)
Extended(LF)
Standard(F)
Extended(LF)
Standard(F)
Extended(LF)
126
Min
15
15
Min
Typ†
—
—
—
—
—
—
—
—
122
Typ† Max Units Conditions
PIC16F87XA
—
—
—
—
—
—
Max
—
—
100
80
45
50
45
50
Units
ns
ns
DS39582B-page 193
ns
ns
ns
ns
ns
ns
Conditions