PIC16LF1903-E/SS Microchip Technology, PIC16LF1903-E/SS Datasheet - Page 3

• 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

High-Performance RISC CPU:
• C Compiler Optimized Architecture
• Only 49 Instructions
• Up to 7 Kbytes Self-Write/Read Flash Program
• Up to 256 Bytes Data Memory Addressing
• Operating Speed:
• Interrupt Capability with Automatic Context
• 16-Level Deep Hardware Stack with Optional
• Direct, Indirect and Relative Addressing modes:
Flexible Oscillator Structure:
• 16 MHz Internal Oscillator:
• 31 kHz Low-Power Internal Oscillator
• Three External Clock modes up to 20 MHz
• Two-Speed Oscillator Start-up
• Low-Power RTC Implementation via LPT1OSC
Special Microcontroller Features:
• Operating Voltage Range:
• Self-Programmable under Software Control
• Power-on Reset (POR)
• Power-up Timer (PWRT)
• Low-Power Brown-Out Reset (LPBOR)
• Extended Watchdog Timer (WDT)
• In-Circuit Serial Programming™ (ICSP™) via
• In-Circuit Debug (ICD) via Two Pins
• Enhanced Low-Voltage Programming (LVP)
• Programmable Code Protection
• Power-Saving Sleep mode
 2011 Microchip Technology Inc.
Memory Addressing
- DC – 20 MHz clock input @ 3.6V
- DC – 16 MHz clock input @ 1.8V
- DC – 200 ns instruction cycle
Saving
Overflow/Underflow Reset
- Two full 16-bit File Select Registers (FSRs)
- FSRs can read program and data memory
- Accuracy to ± 3%, typical
- Software selectable frequency range from
- 1.8V-3.6V
Two Pins
16 MHz to 31.25 kHz
28-Pin Flash-Based, 8-Bit CMOS MCUs with LCD Driver and
nanoWatt XLP Technology
Preliminary
PIC16LF1902/3
Extreme Low-Power Management
PIC16LF1902/3 with nanoWatt XLP:
• Sleep mode: 30 nA @ 1.8V, typical
• Watchdog Timer: 300 nA @ 1.8V, typical
• Timer1 Oscillator: 500 nA @ 1.8V, typical
Analog Features:
• Analog-to-Digital Converter (ADC):
• Integrated Temperature Indicator
• Voltage Reference module:
Peripheral Highlights:
• Up to 25 I/O Pins and 1 Input-only Pin:
• Integrated LCD Controller:
• Timer0: 8-Bit Timer/Counter with 8-Bit
• Enhanced Timer1:
- 10-bit resolution, up to 11 channels
- Conversion available during Sleep
- Dedicated ADC RC oscillator
- Fixed Voltage Reference (FVR) as channel
- Fixed Voltage Reference (FVR) with 1.024V
- High current 25 mA sink/source
- Individually programmable weak pull-ups
- Individually programmable interrupt-on-
- 19 segment pins and 72 total segments
- Variable clock input
- Contrast control
- Internal voltage reference selections
Programmable Prescaler
- 16-bit timer/counter with prescaler
- External Gate Input mode
- Dedicated low-power 32 kHz oscillator driver
and 2.048V output levels
change (IOC) pins
DS41455B-page 3