PIC18F258-I/SP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F258-I/SP

28/40-Pin High-Performance, Enhanced Flash Microcontrollers with CAN Module

Microchip Technology 

PIC18FXX8

FIGURE 27-12:

RE2/CS

PARALLEL SLAVE PORT TIMING (PIC18F248 AND PIC18F458)

RE0/RD

RE1/WR

65

RD7:RD0

64

Note: Refer to Figure 27-5 for load conditions.

62

63

TABLE 27-12: PARALLEL SLAVE PORT REQUIREMENTS (PIC18F248 AND PIC18F458)

Param

No.

Symbol

Characteristic

Min Max Units

Conditions

62

TdtV2wrH Data-In Valid before WR ↑ or CS ↑

(setup time)

20 — ns

25 — ns Extended Temp. range

63

TwrH2dtI WR ↑ or CS ↑ to Data-In Invalid PIC18FXX8 20 — ns

(hold time)

PIC18LFXX8 35 — ns

64

TrdL2dtV RD ↓ and CS ↓ to Data-Out Valid

— 80 ns

— 90 ns Extended Temp. range

65

TrdH2dtI RD ↑ or CS ↓ to Data-Out Invalid

10 30 ns

66

TibfINH Inhibit the IBF flag bit being cleared from

WR ↑ or CS ↑

— 3 TCY ns

DS41159E-page 348

© 2006 Microchip Technology Inc.

Share Link: