PIC18F252-I/SO Microchip Technology, PIC18F252-I/SO Datasheet - Page 8

• Manufacturer Part Number: PIC18F252-I/SO
• Description: IC MCU FLASH 16KX16 EE 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F252-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 32KB (16K x 16)
• Package / Case: 28-SOIC (7.5mm Width)
• 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: 23
• Eeprom Size: 256 x 8
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 1.5 KB
• Interface Type: MSSP/SPI/I2C/PSP/USART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 4
• 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: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DM163022, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5-ch x 10-bit
• Package: 28SOIC W
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MIL
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: PIC18F252-I/SOG; PIC18F252-I/SOG; PIC18F252I/SO

PIC18FXX2
TABLE 1-3:
DS80173C-page 8
MCLR/V
NC
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
Pin Name
REF
REF
PP
PP
-
+
ST = Schmitt Trigger input with CMOS levels
O = Output
OD = Open-Drain (no P diode to V
REF
REF
-
+
PIC18F4X2 PINOUT I/O DESCRIPTIONS
DIP PLCC QFN TQFP
13
14
—
1
2
3
4
5
6
7
Pin Number
14
15
2
3
4
5
6
7
8
18
32
33
19
20
21
22
23
24
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
CMOS
Analog
Analog
Analog
Analog
Analog
Analog
ST/OD
Analog
Analog
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
ST
ST
—
—
—
CMOS = CMOS compatible input or output
I = Input
P = Power
Master Clear (input) or high-voltage ICSP™
programming enable pin.
These pins should be left unconnected.
Oscillator crystal or external clock input.
Oscillator crystal or clock output.
PORTA is a bidirectional 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. ST buffer when configured in RC mode,
CMOS otherwise.
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 RC 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.)
Description
© 2005 Microchip Technology Inc.