PIC16F874A-I/PT Microchip Technology, PIC16F874A-I/PT Datasheet - Page 600

• 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

PICmicro MID-RANGE MCU FAMILY
30.21
DS31030A-page 30-30
Param.
No.
SCL
SDA
90
91
92
93
§ This specification ensured by design. For the value required by the I
“Appendix.”
Maximum pin capacitance = 10 pF for all I
Note: Refer to
T
Symbol Characteristic
T
T
T
HD
SU
HD
SU
Example Master SSP I
:
:
:
:
STO
STO
STA
STA
START
condition
Setup time
START
condition
Hold time
STOP condition 100 kHz mode
Setup time
STOP condition 100 kHz mode
Hold time
90
Figure 30-15:
Figure 30-1
Table 30-27:
Condition
START
91
for load conditions.
100 kHz mode
400 kHz mode
1 MHz mode
100 kHz mode
400 kHz mode
1 MHz mode
400 kHz mode
1 MHz mode
400 kHz mode
1 MHz mode
2
Example Master SSP I
C Mode Timing Waveforms and Requirements
Example Master SSP I
2
C pins.
(1)
(1)
(1)
(1)
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
2(T
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
OSC
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
)(BRG + 1) §
Min
2
C Bus Start/Stop Bits Requirements
2
C Bus Start/Stop Bits Timing Waveforms
2
C specification, please refer to
Typ Max Units
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
ns
ns
ns
ns
92
1997 Microchip Technology Inc.
Condition
Only relevant for repeated
START condition
After this period the first
clock pulse is generated
STOP
Figure A-11
93
Conditions
of the