PIC16F877-20I/PT Microchip Technology, PIC16F877-20I/PT Datasheet - Page 610

• Manufacturer Part Number: PIC16F877-20I/PT
• Description: IC MCU FLASH 8KX14 EE 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877-20I/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: 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: + 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

PICmicro MID-RANGE MCU FAMILY
30.26
DS31030A-page 30-40
Note 1: 0 source impedance at V
Param
No.
200
201
202
† Data in “Typ” column is at 5V, 25 C unless otherwise stated. These parameters are for design guidance only and are not
tested.
Symbol Characteristic
F
Tr
Tf
LCDRC
Example LCD Timing Waveforms and Requirements
LCD
LCD
V
V
V
V
LCD
LCD
LCD
SS
3
2
1
L
Frequency
Output Rise Time
Output Fall Time
(Note 1)
CDRC
Figure 30-22:
Table 30-35:
Oscillator
201
LCD
Example LCD Module Timing Requirements
.
Example LCD Voltage Waveform
0.05Tr
Tr
Min
LCD
—
—
202
LCD
-
Typ†
14
—
—
0.05Tr
Tr
Max
200
LCD
22
LCD
+
Units
kHz
s
s
V
COM outputs Cload = 5,000 pF
SEG outputs Cload = 500 pF
V
COM outputs Cload = 5,000 pF
SEG outputs Cload = 500 pF
V
DD
DD
DD
= 5V, -40˚C to +85˚C
= 5.0V, T = 25 C
= 5.0V, T = 25 C
1997 Microchip Technology Inc.
Conditions