PIC16LF1903-E/SS Microchip Technology, PIC16LF1903-E/SS Datasheet - Page 52

• Manufacturer Part Number: PIC16LF1903-E/SS
• Description: 7KB Flash, 256B RAM, LCD, 11x10b ADC, NanoWatt XLP 28 SSOP .209in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16LF1903-E/SS

• Processor Series: PIC16LF190x
• Core: PIC
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 4 KB
• Data Ram Size: 256 B
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 2
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: -
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 25
• Eeprom Size: -
• Ram Size: 256 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
• Lead Free Status / Rohs Status: Details

PIC16LF1902/3
FIGURE 6-1:
DS41455B-page 52
Internal Oscillator
Secondary Oscillator
LF-INTOSC
(31 kHz)
Start-Up Osc
Primary Osc
Start-up
16 MHz
Control
Logic
T1OSO
CLKIN
T1CKI/
T1OSI
SIMPLIFIED PIC
Secondary
Oscillator
(T1OSC)
CLKIN
IRCF<3:0>
EC
4
®
/128
/256
/512
/16
/32
/64
MCU CLOCK SOURCE BLOCK DIAGRAM
/1
/2
/4
/8
HF-31.25 kHz
HF-62.5 kHz
HF-500 kHz
HF-250 kHz
HF-125 kHz
HF-16 MHz
Preliminary
HF-8 MHz
HF-4 MHz
HF-2 MHz
HF-1 MHz
LF-31 kHz
1111
1110
1101
1100
1011
1010/
0111
1001/
0110
1000/
0101
0100
0011
0010
0001
0000
4
Secondary Clock
Primary Clock
Low-Power Mode
INTOSC
Event Switch
(SCS<1:0>)
 2011 Microchip Technology Inc.
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