PIC18LF2420-I/ML Microchip Technology, PIC18LF2420-I/ML Datasheet - Page 351

• Manufacturer Part Number: PIC18LF2420-I/ML
• Description: IC PIC MCU FLASH 8KX16 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF2420-I/ML

• Core Size: 8-Bit
• Program Memory Size: 16KB (8K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC18
• No. Of I/o's: 25
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 768Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Package: 28QFN EP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 25
• Interface Type: I2C/SPI/USART
• On-chip Adc: 10-chx10-bit
• Number Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 26-13:
TABLE 26-14: EXAMPLE SPI MODE REQUIREMENTS (MASTER MODE, CKE = 0)
© 2008 Microchip Technology Inc.
70
73
73A
74
75
76
78
79
80
Note 1:
Param
No.
(CKP = 0)
(CKP = 1)
SDI
SS
SCK
SCK
SDO
Note:
2:
TssL2scH,
TssL2scL
TdiV2scH,
TdiV2scL
Tb2b
TscH2diL,
TscL2diL
TdoR
TdoF
TscR
TscF
TscH2doV,
TscL2doV
Requires the use of Parameter #73A.
Only if Parameter #71A and #72A are used.
Symbol
Refer to Figure 26-5 for load conditions.
EXAMPLE SPI MASTER MODE TIMING (CKE = 0)
SS ↓ to SCK ↓ or SCK ↑ Input
Setup Time of SDI Data Input to SCK Edge
Last Clock Edge of Byte 1 to the 1st Clock Edge
of Byte 2
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)
SCK Output Fall Time (Master mode)
SDO Data Output Valid after
SCK Edge
70
80
71
73
MSb In
Characteristic
MSb
74
72
PIC18F2420/2520/4420/4520
75, 76
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
bit 6 - - - - - -1
bit 6 - - - -1
78
79
1.5 T
Min
T
CY
20
40
—
—
—
—
—
—
—
—
LSb
CY
79
78
LSb In
+ 40
Max Units
100
25
45
25
25
45
25
50
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS39631E-page 349
(Note 2)
V
V
V
Conditions
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V