PIC18F6490-E/PT Microchip Technology, PIC18F6490-E/PT Datasheet - Page 373

• Manufacturer Part Number: PIC18F6490-E/PT
• Description: IC PIC MCU FLASH 16KX16 64TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F6490-E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, LCD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 64-TFQFP
• For Use With: DM163028 - BOARD DEMO PICDEM LCD
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

FIGURE 26-6:
TABLE 26-9:
© 2007 Microchip Technology Inc.
10
11
12
13
14
15
16
17
18
18A
19
20
20A
21
21A
22†
23†
Note 1:
Param
No.
(Output)
I/O pin
I/O pin
(Input)
OSC1
CLKO
Note:
† These parameters are asynchronous events not related to any internal clock edges.
T
T
T
T
T
T
T
T
T
T
T
T
T
T
OS
OS
CK
CK
CK
CK
OS
OS
Symbol
IO
IO
IO
IO
INP
RBP
Measurements are taken in RC mode, where CLKO output is 4 x T
V2
V2
R
F
H2
H2
R
F
L2
H2
H2
H2
CK
OS
IO
CK
IO
CK
IO
IO
Refer to Figure 26-4 for load conditions.
V CLKO ↓ to Port Out Valid
I
H Port In Valid before CLKO ↑
V OSC1↑ (Q1 cycle) to Port Out Valid
I
H Port Input Valid to OSC1↑ (I/O in setup time)
H OSC1 ↑ to CLKO ↑
L OSC1 ↑ to CLKO ↓
CLKO AND I/O TIMING REQUIREMENTS
CLKO Rise Time
CLKO Fall Time
Port In Hold after CLKO ↑
OSC1↑ (Q2 cycle) to
Port Input Invalid
(I/O in hold time)
Port Output Rise Time
Port Output Fall Time
INTx pin High or Low Time
RB7:RB4 Change INTx High or Low Time
Old Value
CLKO AND I/O TIMING
Q4
Characteristic
10
13
17
PIC18F6390/6490/8390/8490
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
14
20, 21
Q1
19
0.25 T
18
Min
100
200
T
T
—
—
—
—
—
—
—
—
—
—
CY
CY
CY
0
0
+ 25
Q2
15
OSC
Typ
75
75
35
35
50
10
10
—
—
—
—
—
—
—
—
—
—
.
0.5 T
Max
200
200
100
100
150
CY
25
60
25
60
—
—
—
—
—
—
—
11
12
+ 20
New Value
DS39629C-page 371
16
Units Conditions
Q3
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
V
V
V
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V