PIC16LF1903-E/SS Microchip Technology, PIC16LF1903-E/SS Datasheet - Page 14

• 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 2-1:
DS41455B-page 14
CLKOUT
15
CLKIN
Oscillator
Oscillator
Oscillator
Program
Program
Program
Internal
Internal
Internal
15
Block
Block
Block
Bus
Bus
Bus
CORE BLOCK DIAGRAM
15
Instruction Reg
Instruction reg
Instruction reg
Decode and
Configuration
Configuration
Configuration
Generation
Generation
Generation
Instruction
Instruction
Instruction
Decode &
Decode &
Program
Memory
14
14
14
Control
Control
Control
Timing
Timing
Timing
Flash
8
8
8
Direct Addr 7
Direct Addr 7
Direct Addr 7
15
Preliminary
Start-up Timer
Program Memory
Program Counter
Program Counter
Program Counter
V
V
V
16-Level Stack
Brown-out
8 Level Stack
8 Level Stack
Watchdog
Power-up
Power-on
Oscillator
DD
DD
DD
Read (PMR)
Reset
Reset
Timer
Timer
(13-bit)
(13-bit)
(15-bit)
V
V
V
SS
SS
SS
BSR Reg
FSR reg
FSR reg
FSR1 Reg
FSR reg
FSR reg
8
8
8
5
3
3
3
Data Bus
Data Bus
Data Bus
Addr MUX
Addr MUX
Addr MUX
W Reg
ALU
ALU
ALU
12
RAM
Indirect
STATUS Reg
STATUS reg
STATUS reg
Addr
 2011 Microchip Technology Inc.
12
FSR reg
FSR reg
FSR0 Reg
MUX
MUX
MUX
RAM Addr
12
8
8
8