PIC16F873-20I/SP Microchip Technology, PIC16F873-20I/SP Datasheet - Page 323

• Manufacturer Part Number: PIC16F873-20I/SP
• Description: IC MCU FLASH 4KX14 EE 28DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F873-20I/SP

• 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: 22
• 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 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 22
• 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: 22
• Number Of Timers: 3 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 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: 5 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Figure 17-32: Stop Condition Flowchart
1997 Microchip Technology Inc.
(Clock Arbitration)
SSPCON1<3:0> = 1000
SCL doesn’t change
De-assert SCL,
Force SDA = 0
SSPEN = 1,
Idle Mode,
Start BRG
SDA = 0?
SCL = 1?
rollover?
PEN = 1
SCL = 1
BRG
Yes
Yes
Yes
No
No
No
Preliminary
0 to 1 while SCL = 1,
Stop Condition done
SDA going from
Release SDA,
PEN Cleared
Set SSPIF,
Start BRG
Start BRG
P bit Set?
rollover?
rollover?
BRG
BRG
Yes
Yes
Yes
No
Section 17. MSSP
No
No
Bus Collision detected,
Set BCLIF,
Clear PEN
DS31017A-page 17-47
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