PIC18F6490-E/PT Microchip Technology, PIC18F6490-E/PT Datasheet - Page 379

• 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 26-13:
TABLE 26-15: EXAMPLE SPI MODE REQUIREMENTS (SLAVE MODE TIMING, CKE = 0)
© 2007 Microchip Technology Inc.
70
71
71A
72
72A
73
73A
74
75
76
77
78
79
80
83
Note 1:
Param
No.
(CKP = 0)
(CKP = 1)
SDI
SDI
SS
SCK
SCK
SDO
Note:
2:
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
SS
SS
SC
SC
SC
SC
SS
SC
SC
SC
SC
SC
SC
Symbol
DI
DI
B
DO
DO
Requires the use of Parameter #73A.
Only if Parameter #71A and #72A are used.
2
V2
V2
L2
L2
H2
H2
L2
H2
L2
H
L
H2
L2
R
F
B
R
F
Refer to Figure 26-4 for load conditions.
SC
SC
DO
SS
SC
SC
DI
DO
DO
SS
DI
L
H
L,
H,
L
H,
L
V
H,
V,
Z SS ↑ to SDO Output High-Impedance
SS ↓ to SCK ↓ or SCK ↑ Input
SCK Input High Time
(Slave mode)
SCK Input Low Time
(Slave mode)
Setup Time of SDI Data Input to SCK Edge
Last Clock Edge of Byte 1 to the First Clock Edge of Byte 2 1.5 T
Hold Time of SDI Data Input to SCK Edge
SDO Data Output Rise Time
SDO Data Output Fall Time
SCK Output Rise Time (Master mode) PIC18FXXXX
SCK Output Fall Time (Master mode)
SDO Data Output Valid after SCK Edge PIC18FXXXX
SS ↑ after SCK Edge
EXAMPLE SPI SLAVE MODE TIMING (CKE = 0)
70
80
71
73
MSb In
MSb
Characteristic
74
72
PIC18F6390/6490/8390/8490
75, 76
bit 6 - - - - - - 1
bit 6 - - - - 1
Continuous
Single Byte
Continuous
Single Byte
PIC18FXXXX
PIC18LFXXXX
PIC18LFXXXX
PIC18LFXXXX
78
79
1.25 T
1.25 T
1.5 T
79
78
LSb In
Min
100
100
T
LSb
40
40
CY
CY
—
—
—
10
—
—
—
—
—
CY
CY
CY
83
+ 40
+ 40
+ 30
+ 30
77
Max Units Conditions
100
25
45
25
50
25
45
25
50
—
—
—
—
—
—
—
—
—
DS39629C-page 377
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(Note 1)
(Note 1)
(Note 2)
V
V
V
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V