PIC16F1938-I/ML Microchip Technology, PIC16F1938-I/ML Datasheet - Page 15

• Manufacturer Part Number: PIC16F1938-I/ML
• Description: IC MCU 8BIT FLASH 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F1938-I/ML

• Core Size: 8-Bit
• Program Memory Size: 28KB (16K x 14)
• Oscillator Type: Internal
• Core Processor: PIC
• Speed: 32MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC16F
• No. Of I/o's: 25
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 1024Byte
• Cpu Speed: 32MHz
• Package: 28QFN EP
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 32 MHz
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 25
• Interface Type: I2C/SPI/USART
• On-chip Adc: 11-chx10-bit
• Number Of Timers: 5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1.0
The PIC16F193X/LF193X devices are described within
this data sheet. They are available in 28/40/44-pin
packages. Figure 1-1 shows a block diagram of the
PIC16F193X/LF193X devices. Table 1-1 shows the
pinout descriptions.
FIGURE 1-1:
© 2009 Microchip Technology Inc.
Comparators
OSC2/CLKOUT
OSC1/CLKIN
Timer0
DEVICE OVERVIEW
15
Oscillator
Oscillator
Oscillator
Program
Program
Program
Internal
Internal
Internal
15
Block
Block
Block
Bus
Bus
Bus
15
Instruction Reg
Instruction reg
Instruction reg
Configuration
Configuration
Configuration
Decode and
Generation
Generation
Generation
Instruction
Instruction
Instruction
Decode &
Decode &
Program
PIC16F193X/LF193X BLOCK DIAGRAM
Memory
CCP4/5
14
14
14
Control
Control
Control
Timing
Timing
Timing
Flash
Timer1
8
8
8
ECCP1/2/3
15
V
V
V
DD
DD
DD
Direct Addr
Direct Addr
Direct Addr
Start-up Timer
Program Memory
Program Counter
Program Counter
Program Counter
16-Level Stack
8 Level Stack
8 Level Stack
Watchdog
Brown-out
Power-up
Oscillator
Power-on
Read (PMR)
Reset
Reset
Timer
Timer
(13-bit)
(13-bit)
(15-bit)
V
V
V
SS
SS
SS
Timer2/4/6
7
7
7
Preliminary
FSR reg
FSR reg
FSR1 Reg
MSSP
8
8
8
3
3
3
Data Bus
Data Bus
Data Bus
Addr MUX
Addr MUX
Addr MUX
W Reg
W reg
W reg
ALU
ALU
ALU
RAM
STATUS Reg
Addressable
STATUS reg
STATUS reg
PIC16F193X/LF193X
FSR reg
FSR reg
FSR0 Reg
EUSART
12
Timer1
9
MUX
MUX
MUX
RAM Addr
Indirect
Indirect
Indirect
Addr
Addr
Addr
8
8
8
SR Latch
PORTC
PORTD
PORTA
PORTB
PORTE
Data EEPROM
256 bytes
DS41364C-page 15
RA0
RA1
RA2
RA3
RA4
RA5
RA6
RA7
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
RC0
RC1
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RE1
RD0
RC1
RD1
RD2
RD3
RD4
RD5
RD6
RD7
RE0
RE2
RE3/MCLR
LCD