PIC18F6621-I/PT Microchip Technology Inc., PIC18F6621-I/PT Datasheet - Page 21

• 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.
RH0/A16
RH1/A17
RH2/A18
RH3/A19
RH4/AN12/P3C
RH5/AN13/P3B
RH6/AN14/P1C
RH7/AN15/P1B
Legend: TTL = TTL compatible input
Note 1: Alternate assignment for ECCP2/P2A in PIC18F8525/8621 devices when CCP2MX (CONFIG3H<0>) is not set (all
RH0
A16
RH1
A17
RH2
A18
RH3
A19
RH4
AN12
P3C
RH5
AN13
P3B
RH6
AN14
P1C
RH7
AN15
P1B
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
(7)
(7)
(7)
(7)
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.
DD
= Input
= Power
must be connected to a positive supply and AV
PIC18F6525/6621/8525/8621 PINOUT I/O DESCRIPTIONS (CONTINUED)
PIC18F6X2X
—
—
—
—
—
—
—
—
Pin Number
PIC18F8X2X
PIC18F6525/6621/8525/8621
79
80
22
21
20
19
1
2
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
O
O
O
O
O
O
O
O
must be connected to a ground reference for proper operation of
I
I
I
I
Analog
Analog
Analog
Analog
= Output
= Open-Drain (no P diode to V
Buffer
Type
TTL
TTL
TTL
TTL
ST
ST
ST
ST
ST
ST
ST
ST
—
—
—
—
PORTH is a bidirectional I/O port
Digital I/O.
External memory address 16.
Digital I/O.
External memory address 17.
Digital I/O.
External memory address 18.
Digital I/O.
External memory address 19.
Digital I/O.
Analog input 12.
ECCP3 output P3C.
Digital I/O.
Analog input 13.
ECCP3 output P3B.
Digital I/O.
Analog input 14.
ECCP1 output P1C.
Digital I/O.
Analog input 15.
ECCP1 output P1B.
Description
DD
)
DS39612B-page 19
(6)
.