PIC18F2455-I/SP Microchip Technology Inc., PIC18F2455-I/SP Datasheet - Page 19

• Manufacturer Part Number: PIC18F2455-I/SP
• Description: Microcontroller; 24 KB Flash; 2048 RAM; 256 EEPROM; 24 I/O; 28-Pin-SPDIP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F2455-I/SP

• A/d Inputs: 10-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 12 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 23
• Interface: I2C/SPI/USART/USB
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 24K Bytes
• Ram Size: 2K Bytes
• Speed: 48 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

TABLE 1-3:
© 2006 Microchip Technology Inc.
RA0/AN0
RA1/AN1
RA2/AN2/V
RA3/AN3/V
RA4/T0CKI/RCV
RA5/AN4/HLVDIN
RA6
Legend: TTL = TTL compatible input
Note 1:
RA0
AN0
RA1
AN1
RA2
AN2
V
RA3
AN3
V
RA4
T0CKI
RCV
RA5
AN4
HLVDIN
REF
REF
Pin Name
-
+
ST
O
These pins are No Connect unless the ICPRT Configuration bit is set. For NC/ICPORTS, the pin is No
Connect unless ICPRT is set and the DEBUG Configuration bit is cleared.
REF
REF
-
+
= Schmitt Trigger input with CMOS levels
= Output
PIC18F4450 PINOUT I/O DESCRIPTIONS (CONTINUED)
PDIP
—
2
3
4
5
6
7
Pin Number
QFN TQFP
19
20
21
22
23
24
—
19
20
21
22
23
24
—
Advance Information
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
—
I
I
I
I
I
I
I
I
I
I
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
—
CMOS = CMOS compatible input or output
I
P
PORTA is a bidirectional I/O port.
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.
Timer0 external clock input.
External USB transceiver RCV input.
Digital I/O.
Analog input 4.
High/Low-Voltage Detect input.
See the OSC2/CLKO/RA6 pin.
= Input
= Power
PIC18F2450/4450
Description
DS39760A-page 17