PIC18LF2221-I/SS Microchip Technology, PIC18LF2221-I/SS Datasheet - Page 351

• Manufacturer Part Number: PIC18LF2221-I/SS
• Description: IC PIC MCU FLASH 2KX16 28SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF2221-I/SS

• Core Size: 8-Bit
• Program Memory Size: 4KB (2K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 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-SSOP
• Controller Family/series: PIC18
• No. Of I/o's: 25
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 26-7:
TABLE 26-9:
© 2005 Microchip Technology Inc.
10
11
12
13
14
15
16
17
18
18A
19
20
20A
21
21A
22†
23†
Note 1:
Param
No.
Note:
(Output)
I/O pin
I/O pin
(Input)
OSC1
CLKO
† These parameters are asynchronous events not related to any internal clock edges.
TosH2ckL OSC1
TosH2ckH OSC1
TckR
TckF
TckL2ioV
TioV2ckH Port In Valid before CLKO
TckH2ioI
TosH2ioV OSC1
TosH2ioI
TioV2osH Port Input Valid to OSC1 (I/O in setup time)
TioR
TioF
T
T
Symbol
INP
RBP
Measurements are taken in RC mode, where CLKO output is 4 x T
Refer to Figure 26-5 for load conditions.
CLKO AND I/O TIMING REQUIREMENTS
CLKO Rise Time
CLKO Fall Time
CLKO
Port In Hold after CLKO
OSC1
Port Input Invalid
(I/O in hold time)
Port Output Rise Time
Port Output Fall Time
INT pin High or Low Time
RB7:RB4 Change INT High or Low Time
Old Value
CLKO AND I/O TIMING
Q4
to CLKO
to CLKO
to Port Out Valid
(Q1 cycle) to Port Out Valid
(Q2 cycle) to
Characteristic
10
13
Advance Information
17
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
PIC18FXXXX
PIC18LFXXXX
14
20, 21
Q1
19
0.25 T
PIC18F4321 FAMILY
18
Min
100
200
T
T
—
—
—
—
—
—
—
—
—
—
CY
CY
CY
0
0
+ 25
Q2
15
OSC
Typ
75
75
35
35
50
—
—
—
—
—
—
10
—
10
—
—
—
.
0.5 T
Max
200
200
100
100
150
CY
—
25
60
25
60
—
—
—
—
—
—
11
12
+ 20
New Value
DS39689A-page 349
16
Units Conditions
Q3
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
(Note 1)
DD
DD
DD
= 2.0V
= 2.0V
= 2.0V