PIC18F2221-E/SO Microchip Technology, PIC18F2221-E/SO Datasheet - Page 362

• Manufacturer Part Number: PIC18F2221-E/SO
• Description: 4KB, Flash, 512bytes-RAM, 25I/O, 8-bit Family,nanoWatt 28 SOIC .300in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2221-E/SO

• 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: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2221/2321/4221/4321 FAMILY
FIGURE 27-14:
TABLE 27-15: EXAMPLE SPI MODE REQUIREMENTS (MASTER MODE, CKE = 1)
DS39689F-page 362
Param.
73
73A
74
75
76
78
79
80
81
No.
(CKP = 0)
(CKP = 1)
SDI
SCK
SDO
SS
SCK
TdiV2scH,
TdiV2scL
Tb2b
TscH2diL,
TscL2diL
TdoR
TdoF
TscR
TscF
TscH2doV,
TscL2doV
TdoV2scH,
TdoV2scL
Symbol
EXAMPLE SPI MASTER MODE TIMING (CKE = 1)
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 PIC18FXXXX
SDO Data Output Fall Time
SCK Output Rise Time
SCK Output Fall Time
SDO Data Output Valid after
SCK Edge
SDO Data Output Setup to SCK Edge
81
73
MSb In
MSb
74
75, 76
Characteristic
80
bit 6 - - - - - -1
bit 6 - - - -1
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
LSb In
LSb
1.5 T
Min
T
20
CY
40
—
—
—
—
—
79
78
CY
+ 40
© 2009 Microchip Technology Inc.
Max Units
100
25
45
25
25
45
25
50
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
Conditions
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V