PIC18F6621-I/PT Microchip Technology Inc., PIC18F6621-I/PT Datasheet - Page 15

• 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

TABLE 1-2:
 2005 Microchip Technology Inc.
RB0/INT0/FLT0
RB1/INT1
RB2/INT2
RB3/INT3/ECCP2/P2A
RB4/KBI0
RB5/KBI1/PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
Legend: TTL = TTL compatible input
Note 1: Alternate assignment for ECCP2/P2A in PIC18F8525/8621 devices when CCP2MX (CONFIG3H<0>) is not set (all
RB0
INT0
FLT0
RB1
INT1
RB2
INT2
RB3
INT3
ECCP2
P2A
RB4
KBI0
RB5
KBI1
PGM
RB6
KBI2
PGC
RB7
KBI3
PGD
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
(1)
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.
(1)
DD
= Input
= Power
must be connected to a positive supply and AV
PIC18F6525/6621/8525/8621 PINOUT I/O DESCRIPTIONS (CONTINUED)
PIC18F6X2X
48
47
46
45
44
43
42
37
Pin Number
PIC18F8X2X
PIC18F6525/6621/8525/8621
58
57
56
55
54
53
52
47
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
O
must be connected to a ground reference for proper operation of
I
I
I
I
I
I
I
I
= Output
= Open-Drain (no P diode to V
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
PORTB is a bidirectional I/O port. PORTB
can be software programmed for internal
weak pull-ups on all inputs.
Digital I/O.
External interrupt 0.
PWM Fault input for ECCP1.
Digital I/O.
External interrupt 1.
Digital I/O.
External interrupt 2.
Digital I/O.
External interrupt 3.
Enhanced Capture 2 input, Compare 2
output, PWM2 output.
ECCP2 output P2A.
Digital I/O.
Interrupt-on-change pin.
Digital I/O.
Interrupt-on-change pin.
Low-Voltage ICSP™ programming
enable pin.
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and
ICSP programming clock.
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and
ICSP programming data.
Description
DD
)
DS39612B-page 13