PIC18F442-I/PT Microchip Technology Inc., PIC18F442-I/PT Datasheet - Page 17

• Manufacturer Part Number: PIC18F442-I/PT
• Description: Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 36 I/O; 40-Pin-TQFP
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F442-I/PT

• A/d Inputs: 8-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 44-pin TQFP
• Programmable Memory: 16K Bytes
• Ram Size: 768 Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part

TABLE 1-3:
© 2006 Microchip Technology Inc.
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX/CK
RC7/RX/DT
Legend: TTL = TTL compatible input
RC0
T1OSO
T1CKI
RC1
T1OSI
CCP2
RC2
CCP1
RC3
SCK
SCL
RC4
SDI
SDA
RC5
SDO
RC6
TX
CK
RC7
RX
DT
Pin Name
ST = Schmitt Trigger input with CMOS levels
O = Output
OD = Open Drain (no P diode to V
PIC18F4X2 PINOUT I/O DESCRIPTIONS (CONTINUED)
DIP
15
16
17
18
23
24
25
26
Pin Number
PLCC TQFP
16
18
19
20
25
26
27
29
32
35
36
37
42
43
44
1
DD
Type
Pin
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
)
O
O
O
I
I
I
I
Buffer
CMOS
Type
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
—
—
PORTC is a bi-directional I/O port.
CMOS = CMOS compatible input or output
I = Input
P = Power
Digital I/O.
Timer1 oscillator output.
Timer1/Timer3 external clock input.
Digital I/O.
Timer1 oscillator input.
Capture2 input, Compare2 output, PWM2 output.
Digital I/O.
Capture1 input/Compare1 output/PWM1 output.
Digital I/O.
Synchronous serial clock input/output for
SPI mode.
Synchronous serial clock input/output for
I
Digital I/O.
SPI Data In.
I
Digital I/O.
SPI Data Out.
Digital I/O.
USART Asynchronous Transmit.
USART Synchronous Clock (see related RX/DT).
Digital I/O.
USART Asynchronous Receive.
USART Synchronous Data (see related TX/CK).
2
2
C mode.
C Data I/O.
Description
PIC18FXX2
DS39564C-page 15