PIC18F2221 MICROCHIP [Microchip Technology], PIC18F2221 Datasheet - Page 355

• Manufacturer Part Number: PIC18F2221
• Description: 28/40/44-Pin Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 26-12:
TABLE 26-13: PARALLEL SLAVE PORT REQUIREMENTS (PIC18F4221/4321)
© 2007 Microchip Technology Inc.
62
63
64
65
66
Param.
No.
Note:
RD7:RD0
RE1/WR
RE0/RD
RE2/CS
TdtV2wrH
TwrH2dtI
TrdL2dtV
TrdH2dtI
TibfINH
Symbol
Refer to Figure 26-5 for load conditions.
PARALLEL SLAVE PORT TIMING (PIC18F4221/4321)
WR ↑ or CS ↑ to Data–In
Invalid (hold time)
RD ↓ and CS ↓ to Data–Out Valid
RD ↑ or CS ↓ to Data–Out Invalid
WR ↑ or CS ↑
Data In Valid before WR ↑ or CS ↑ (setup time)
Inhibit of the IBF Flag bit being Cleared from
64
Characteristic
65
Preliminary
PIC18FXXXX
PIC18LFXXXX
PIC18F4321 FAMILY
Min
20
20
35
10
—
—
3 T
62
Max
—
—
—
80
30
CY
Units
63
ns
ns
ns
ns
ns
V
DD
DS39689E-page 353
= 2.0V
Conditions