PIC18LF2539T-I/SO Microchip Technology, PIC18LF2539T-I/SO Datasheet - Page 16

• Manufacturer Part Number: PIC18LF2539T-I/SO
• Description: IC MCU FLASH 12KX16 EE AD 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF2539T-I/SO

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 24KB (12K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1408 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Processor Series: PIC18LF
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 1408 B
• Interface Type: I2C, SPI, AUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 21
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: DV164005, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18FXX39
TABLE 1-3:
DS30485A-page 14
MCLR/V
OSC1/CLKI
OSC2/CLKO/RA6
RA0/AN0
RA1/AN1
RA2/AN2/V
RA3/AN3/V
RA4/T0CKI
RA5/AN4/SS/LVDIN
RA6
Legend: TTL = TTL compatible input
MCLR
V
OSC1
CLKI
OSC2
CLKO
RA6
RA0
AN0
RA1
AN1
RA2
AN2
V
RA3
AN3
V
RA4
T0CKI
RA5
AN4
SS
LVDIN
REF
REF
Pin Name
PP
PP
-
+
ST = Schmitt Trigger input with CMOS levels
O
OD = Open Drain (no P diode to V
REF
REF
= Output
-
+
PIC18F4X39 PINOUT I/O DESCRIPTIONS
DIP
13
14
1
2
3
4
5
6
7
Pin Number
QFN
18
32
33
19
20
21
22
23
24
TQFP
18
30
31
19
20
21
22
23
24
DD
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
)
Preliminary
Analog
Analog
Analog
Analog
Analog
Analog
ST/OD
Analog
Analog
Buffer
CMOS
CMOS
Type
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
ST
—
—
CMOS = CMOS compatible input or output
I
P
Master Clear (input) or high voltage ICSP
programming enable pin.
Oscillator crystal or external clock input.
Oscillator crystal or clock output.
PORTA is a bi-directional I/O port.
Master Clear (Reset) input. This pin is an active
low RESET to the device.
High voltage ICSP programming enable pin.
Oscillator crystal input or external clock source
input.
External clock source input. Always associated
with pin function OSC1. (See related OSC1/CLKI,
OSC2/CLKO pins.)
Oscillator crystal output. Connects to crystal
or resonator in Crystal Oscillator mode.
In EC mode, OSC2 pin outputs CLKO,
which has 1/4 the frequency of OSC1 and
denotes the instruction cycle rate.
General purpose I/O pin.
Digital I/O.
Analog input 0.
Digital I/O.
Analog input 1.
Digital I/O.
Analog input 2.
A/D Reference Voltage (Low) input.
Digital I/O.
Analog input 3.
A/D Reference Voltage (High) input.
Digital I/O. Open drain when configured as output.
Timer0 external clock input.
Digital I/O.
Analog input 4.
SPI Slave Select input.
Low Voltage Detect input.
(See the OSC2/CLKO/RA6 pin.)
= Input
= Power
Description
 2002 Microchip Technology Inc.