PIC16LF1904-E/PT Microchip Technology, PIC16LF1904-E/PT Datasheet - Page 20

• Manufacturer Part Number: PIC16LF1904-E/PT
• Description: 7KB Flash, 256B RAM, LCD, 14x10b ADC, EUSART, NanoWatt XLP 44 TQFP 10x10x1mm TRA
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16LF1904-E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: LIN, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16LF1904/6/7
FIGURE 2-1:
DS41569A-page 20
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