PIC18F6621-I/PT Microchip Technology, PIC18F6621-I/PT Datasheet - Page 342

• Manufacturer Part Number: PIC18F6621-I/PT
• Description: IC PIC MCU FLASH 32KX16 64TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F6621-I/PT

• Core Size: 8-Bit
• Program Memory Size: 64KB (32K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 3.75K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TFQFP
• Controller Family/series: PIC18
• No. Of I/o's: 53
• Eeprom Memory Size: 1024Byte
• Ram Memory Size: 3.75KB
• Cpu Speed: 40MHz
• No. Of Timers: 5
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3840 B
• Interface Type: MSSP, SPI, I2C, EUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 53
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136, DM183032
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 12 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT64PT5 - SOCKET TRAN ICE 64MQFP/TQFPAC164319 - MODULE SKT MPLAB PM3 64TQFPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / Rohs Status: Details

PIC18F6525/6621/8525/8621
FIGURE 27-8:
TABLE 27-10: PROGRAM MEMORY WRITE TIMING REQUIREMENTS
DS39612B-page 340
150
151
153
154
156
157
157A
166
171
171A
Param.
Operating Conditions: 2.0V < V
AD<15:0>
No
A<19:16>
UB or LB
WRH or
OSC1
WRL
BA0
ALE
CE
TadV2alL
TalL2adl
TwrH2adl
TwrL
TadV2wrH
TbsV2wrL
TwrH2bsI
TalH2alH
TalH2csL
TubL2oeH
Symbol
171A
Q1
PROGRAM MEMORY WRITE TIMING DIAGRAM
Address Out Valid to ALE ↓ (address setup time)
ALE ↓ to Address Out Invalid (address hold time)
WRn ↑ to Data Out Invalid (data hold time)
WRn Pulse Width
Data Valid before WRn ↑ (data setup time)
Byte Select Valid before WRn ↓ (byte select
setup time)
WRn ↑ to Byte Select Invalid (byte select hold time) 0.125 T
ALE ↑ to ALE ↑ (cycle time)
Chip Enable Active to ALE ↓
AD Valid to Chip Enable Active
CC
Address
< 5.5V, -40°C < T
150
151
171
Q2
Characteristics
157
A
< +125°C unless otherwise stated.
Address
Q3
166
154
Data
156
Q4
153
0.25 T
0.25 T
0.5 T
0.5 T
0.25 T
Min
CY
—
—
CY
CY
CY
5
5
CY
– 10
CY
– 10
– 5
– 20
– 5
 2005 Microchip Technology Inc.
157A
Q1
0.5 T
Typ
T
—
—
—
—
—
—
—
—
CY
CY
Address
Address
Max
—
—
—
—
—
—
—
—
10
—
Q2
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns