PIC18F23K20-E/ML Microchip Technology, PIC18F23K20-E/ML Datasheet - Page 39

• Manufacturer Part Number: PIC18F23K20-E/ML
• Description: 8 KB Enh Flash, 768 RAM, 25 I/O Pb Free, Nanowatt XLP 28 QFN 6x6mm TUBE
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F23K20-E/ML

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2XK20/4XK20
FIGURE 2-7:
CLOCK SWITCH TIMING
High Speed
Low Speed
Old Clock
(1)
Start-up Time
Clock Sync
Running
New Clock
New Clk Ready
IRCF <2:0>
Select Old
Select New
System Clock
Low Speed
High Speed
Old Clock
(1)
Start-up Time
Clock Sync
Running
New Clock
New Clk Ready
Select Old
Select New
IRCF <2:0>
System Clock
Note 1: Start-up time includes T
(1024 T
) for external clocks, plus T
(approx. 2 ms) for HSPLL mode.
OST
OSC
PLL
 2010 Microchip Technology Inc.
DS41303G-page 39