PIC18F6621-I/PT Microchip Technology Inc., PIC18F6621-I/PT Datasheet - Page 16

• Manufacturer Part Number: PIC18F6621-I/PT
• Description: 64 PIN, 64 KB FLASH, 3840 RAM, 52 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F6621-I/PT

• A/d Inputs: 12-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 1024 Bytes
• Input Output: 54
• Interface: I2C/SPI/UART/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 64-pin TQFP
• Programmable Memory: 64K Bytes
• Ram Size: 3.8K Bytes
• Speed: 40 MHz
• Timers: 2-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC18F6525/6621/8525/8621
TABLE 1-2:
DS39612B-page 14
RC0/T1OSO/T13CKI
RC1/T1OSI/ECCP2/P2A
RC2/ECCP1/P1A
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX1/CK1
RC7/RX1/DT1
Legend: TTL = TTL compatible input
Note 1: Alternate assignment for ECCP2/P2A in PIC18F8525/8621 devices when CCP2MX (CONFIG3H<0>) is not set (all
RC0
T1OSO
T13CKI
RC1
T1OSI
ECCP2
P2A
RC2
ECCP1
P1A
RC3
SCK
SCL
RC4
SDI
SDA
RC5
SDO
RC6
TX1
CK1
RC7
RX1
DT1
2: Default assignment for ECCP2/P2A when CCP2MX is set (all devices).
3: External memory interface functions are only available on PIC18F8525/8621 devices.
4: Default assignment for P1B/P1C/P3B/P3C for PIC18F8525/8621 devices when ECCPMX (CONFIG3H<1>) is set and for
5: Alternate assignment for ECCP2/P2A in PIC18F8525/8621 devices when CCP2MX is not set (Microcontroller mode).
6: PORTH and PORTJ (and their multiplexed functions) are only available on PIC18F8525/8621 devices.
7: Alternate assignment for P1B/P1C/P3B/P3C for PIC18F8525/8621 devices when ECCPMX (CONFIG3H<1>) is not set.
8: AV
9: RG5 is multiplexed with MCLR and is only available when the MCLR Resets are disabled.
Pin Name
(2)
ST = Schmitt Trigger input with CMOS levels
I
P
Program Memory modes except Microcontroller).
all PIC18F6525/6621 devices.
the part in user or ICSP™ modes. See parameter D001 for details.
(2)
DD
= Input
= Power
must be connected to a positive supply and AV
PIC18F6525/6621/8525/8621 PINOUT I/O DESCRIPTIONS (CONTINUED)
PIC18F6X2X
30
29
33
34
35
36
31
32
Pin Number
PIC18F8X2X
36
35
43
44
45
46
37
38
SS
Type
Pin
CMOS = CMOS compatible input or output
Analog = Analog input
O
OD
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
must be connected to a ground reference for proper operation of
O
O
O
O
O
I
I
I
I
Buffer
CMOS
= Output
= Open-Drain (no P diode to V
Type
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
—
—
—
—
PORTC is a bidirectional I/O port.
Digital I/O.
Timer1 oscillator output.
Timer1/Timer3 external clock input.
Digital I/O.
Timer1 oscillator input.
Enhanced Capture 2 input, Compare 2
output, PWM 2 output.
ECCP2 output P2A.
Digital I/O.
Enhanced Capture 1 input, Compare 1
output, PWM 1 output.
ECCP1 output P1A.
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.
USART1 asynchronous transmit.
USART1 synchronous clock
(see RX1/DT1).
Digital I/O.
USART1 asynchronous receive.
USART1 synchronous data
(see TX1/CK1).
2
2
C™ mode.
C data I/O.
 2005 Microchip Technology Inc.
Description
DD
)