PIC18F2420-I/SP Microchip Technology Inc., PIC18F2420-I/SP Datasheet - Page 333

• Manufacturer Part Number: PIC18F2420-I/SP
• Description: 28 Pin, 16 KB Flash, 768 RAM, 25 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F2420-I/SP

• A/d Inputs: 10-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 25
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SPDIP
• Programmable Memory: 16K Bytes
• Ram Size: 768 Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 26-12:
TABLE 26-13: PARALLEL SLAVE PORT REQUIREMENTS (PIC18F4X20)
 2003 Microchip Technology Inc.
62
63
64
65
66
Param.
No.
Note:
RD7:RD0
RE1/WR
RE0/RD
RE2/CS
T
T
T
T
T
WR
DT
RD
RD
IBF
Symbol
V2
L2
H2
INH
H2
Refer to Figure 26-5 for load conditions.
DT
WR
DT
DT
V RD
I
H Data in valid before WR
I WR
(setup time)
(hold time)
RD
Inhibit of the IBF flag bit being cleared from
WR
PARALLEL SLAVE PORT TIMING (PIC18F4X20)
and CS
or CS
or CS
or CS
to data–in invalid
to data–out invalid
64
to data–out valid
Characteristic
PIC18F2220/2320/4220/4320
or CS
65
PIC18FXX20
PIC18LFXX20
Min
20
20
35
10
—
—
3 T
Max
80
30
—
—
—
CY
62
Units
ns
ns
ns
ns
ns
63
DS39599C-page 331
Conditions