PIC16F1939-I/PT Microchip Technology Inc., PIC16F1939-I/PT Datasheet - Page 76

• Manufacturer Part Number: PIC16F1939-I/PT
• Description: 44 TQFP 10x10x1mm TRAY, 28KB Flash, 1KB RAM, 256B EEPROM, LCD, 1.8-5.5V
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F1939-I/PT

• A/d Inputs: 14-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 8 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/UART/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin TQFP
• Programmable Memory: 28K Bytes
• Ram Size: 1K Bytes
• Speed: 32 MHz
• Temperature Range: –40 to 125 °C
• Timers: 4-8-bit, 1-16-bit
• Voltage, Range: 1.8-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F193X/LF193X
FIGURE 5-7:
DS41364D-page 76
HFINTOSC/
MFINTOSC
HFINTOSC/
MFINTOSC
LFINTOSC
System Clock
System Clock
System Clock
HFINTOSC/
HFINTOSC/
HFINTOSC/
MFINTOSC
MFINTOSC
MFINTOSC
IRCF <3:0>
IRCF <3:0>
IRCF <3:0>
LFINTOSC
LFINTOSC
LFINTOSC
HFINTOSC/MFINTOSC
LFINTOSC (FSCM and WDT disabled)
LFINTOSC (Either FSCM or WDT enabled)
INTERNAL OSCILLATOR SWITCH TIMING
=
0
0
Start-up Time

Start-up Time
0
2-cycle Sync
Preliminary
0

0
2-cycle Sync
2-cycle Sync

0
LFINTOSC turns off unless WDT or FSCM is enabled
Running
 2009 Microchip Technology Inc.
Running
Running