PIC16F1938-E/MV Microchip Technology, PIC16F1938-E/MV Datasheet - Page 338

• Manufacturer Part Number: PIC16F1938-E/MV
• Description: 28KB Flash, 1KB RAM, 256B EEPROM, LCD, 1.8-5.5V 28 UQFN 4x4x0.5mm TUBE
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F1938-E/MV

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 32MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 28KB (16K x 14)
• 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
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-UFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 26-5:
Segment Clock
Segment Data
Ladder Power
32kHz Clock
Power Mode
COM0-SEG0
Control
LCD INTERNAL REFERENCE LADDER POWER MODE SWITCHING DIAGRAM – TYPE A WAVEFORM (1/2 MUX, 1/2 BIAS DRIVE)
LRLAT<2:0> = 011
‘H00 ‘H01 ‘H02 ‘H03 ‘H04 ‘H05 ‘H06 ‘H07
Power Mode A
Single Segment Time
Power Mode B
‘H0E
‘H0F
LRLAT<2:0> = 011
‘H00 ‘H01 ‘H02 ‘H03 ‘H04 ‘H05 ‘H06 ‘H07
Power Mode A
Single Segment Time
Power Mode B
‘H0E
‘H0F
V
V
V
-V
-V
2
1
0
1
2