PIC18F6621-I/PT Microchip Technology Inc., PIC18F6621-I/PT Datasheet - Page 3

• 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

High Performance RISC CPU:
• Linear program memory addressing to 64 Kbytes
• Linear data memory addressing to 4 Kbytes
• 1 Kbyte of data EEPROM
• Up to 10 MIPs operation:
• 16-bit wide instructions, 8-bit wide data path
• Priority levels for interrupts
• 31-level, software accessible hardware stack
• 8 x 8 Single-cycle Hardware Multiplier
Peripheral Features:
• High current sink/source 25 mA/25 mA
• Four external interrupt pins
• Timer0 module: 8-bit/16-bit timer/counter
• Timer1 module: 16-bit timer/counter
• Timer2 module: 8-bit timer/counter
• Timer3 module: 16-bit timer/counter
• Timer4 module: 8-bit timer/counter
• Secondary oscillator clock option – Timer1/Timer3
• Two Capture/Compare/PWM (CCP) modules:
• Three Enhanced Capture/Compare/PWM (ECCP)
• Master Synchronous Serial Port (MSSP) module
• Two Enhanced USART modules:
• Parallel Slave Port (PSP) module
 2005 Microchip Technology Inc.
PIC18F6525
PIC18F6621
PIC18F8525
PIC18F8621
- DC – 40 MHz osc./clock input
- 4 MHz – 10 MHz osc./clock input with PLL active
- Capture is 16-bit, max. resolution 6.25 ns (T
- Compare is 16-bit, max. resolution 100 ns (T
- PWM output: 1 to 10-bit PWM resolution
modules:
- Same Capture/Compare features as CCP
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-Shutdown on external event
- Auto-Restart
with two modes of operation:
- 2/3/4-wire SPI™ (supports all 4 SPI modes)
- I
- Supports RS-485, RS-232 and LIN 1.2
- Auto-Wake-up on Start bit
- Auto-Baud Rate Detect
Device
64/80-Pin High-Performance, 64-Kbyte Enhanced Flash
2
C™ Master and Slave mode
Bytes
48K
64K
48K
64K
Program Memory
# Single-Word
Instructions
24576
32768
24576
32768
Microcontrollers with A/D
(bytes)
SRAM
3840
3840
3840
3840
Data Memory
EEPROM
(bytes)
1024
1024
1024
1024
PIC18F6525/6621/8525/8621
CY
CY
/16)
)
I/O
53
53
70
70
10-bit
(ch)
A/D
12
12
16
16
External Memory Interface
(PIC18F8525/8621 Devices Only):
• Address capability of up to 2 Mbytes
• 16-bit interface
Analog Features:
• 10-bit, up to 16-channel Analog-to-Digital
• Programmable 16-level Low-Voltage Detection
• Programmable Brown-out Reset (BOR)
• Dual analog comparators:
Special Microcontroller Features:
• 100,000 erase/write cycle Enhanced Flash
• 1,000,000 erase/write cycle Data EEPROM
• 1 second programming time
• Flash/Data EEPROM Retention: > 100 years
• Self-reprogrammable under software control
• Power-on Reset (POR), Power-up Timer (PWRT)
• Watchdog Timer (WDT) with its own On-Chip
• Programmable code protection
• Power-saving Sleep mode
• Selectable oscillator options including:
• In-Circuit Serial Programming™ (ICSP™) via two pins
• MPLAB
CMOS Technology:
• Low power, high-speed Flash technology
• Fully static design
• Wide operating voltage range (2.0V to 5.5V)
• Industrial and Extended temperature ranges
ECCP PWM
CCP/
Converter (A/D):
- Auto-Acquisition
- Conversion available during Sleep
(LVD) module:
- Supports interrupt on Low-Voltage Detection
- Programmable input/output configuration
program memory typical
memory typical
and Oscillator Start-up Timer (OST)
RC Oscillator for reliable operation
- 4x Phase Lock Loop (PLL) – of primary oscillator
- Secondary Oscillator (32 kHz) clock input
2/3
2/3
2/3
2/3
®
14
14
14
14
In-Circuit Debug (ICD 2) via two pins
MSSP/SPI™/
Master I
Y
Y
Y
Y
2
C™ EUSART
2
2
2
2
DS39612B-page 1
8-bit/16-bit EMI
Timers
2/3
2/3
2/3
2/3
N
N
Y
Y