PIC18LF2420T-I/ML Microchip Technology, PIC18LF2420T-I/ML Datasheet - Page 350

• Manufacturer Part Number: PIC18LF2420T-I/ML
• Description: 28 PIN, 16 KB ENHFLASH, 768 B RAM, 25 I/O PB FREE,
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF2420T-I/ML

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 16KB (8K x 16)
• 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

PIC18F2420/2520/4420/4520
FIGURE 26-12:
TABLE 26-13: PARALLEL SLAVE PORT REQUIREMENTS (PIC18F4420, PIC18F4520)
DS39631E-page 348
62
63
64
65
66
Param.
No.
Note:
RD<7:0>
RE1/WR
RE0/RD
RE2/CS
TdtV2wrH
TwrH2dtI
TrdL2dtV
TrdH2dtI
TibfINH
Symbol
Refer to Figure 26-5 for load conditions.
PARALLEL SLAVE PORT TIMING (PIC18F4420/4520)
Data In Valid before WR ↑ or CS ↑ (setup
time)
WR ↑ or CS ↑ to Data–In
Invalid (hold time)
RD ↓ and CS ↓ to Data–Out Valid
RD ↑ or CS ↓ to Data–Out Invalid
Inhibit of the IBF Flag bit being Cleared from
WR ↑ or CS ↑
64
Characteristic
65
PIC18FXXXX
PIC18LFXXXX
Min
20
20
35
10
—
—
3 T
62
Max
80
30
—
—
—
CY
© 2008 Microchip Technology Inc.
Units
63
ns
ns
ns
ns
ns
V
DD
= 2.0V
Conditions