PIC16LF1903-E/SS Microchip Technology, PIC16LF1903-E/SS Datasheet - Page 43

• 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

5.0
There are multiple ways to reset this device:
• Power-on Reset (POR)
• Brown-out Reset (BOR)
• Low-Power Brown-out Reset (LPBOR)
• MCLR Reset
• WDT Reset
• RESET instruction
• Stack Overflow
• Stack Underflow
• Programming mode exit
To allow V
can be enabled to extend the Reset time after a BOR
or POR event.
FIGURE 5-1:
 2011 Microchip Technology Inc.
MCLR
V
DD
Programming Mode Exit
RESET Instruction
RESETS
DD
Pointer
Stack
to stabilize, an optional power-up timer
Power-on
Brown-out
Time-out
LPBOR
Reset
Reset
Reset
WDT
Sleep
Stack Overflow/Underflow Reset
SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
External Reset
MCLRE
Enable
BOR
LFINTOSC
Preliminary
Zero
A simplified block diagram of the On-Chip Reset Circuit
is shown in
PWRTEN
PWRT
64 ms
Figure
PIC16LF1902/3
5-1.
DS41455B-page 43
Device
Reset