PIC18LF4458T-I/PT Microchip Technology, PIC18LF4458T-I/PT Datasheet - Page 18
![24KB Flash, 2KB RAM, 256 Bytes EEPROM, 35 I/O, USB, 12bit ADC 44 TQFP 10x10x1mm](/photos/6/82/68251/c04-076_pt_sml.jpg)
PIC18LF4458T-I/PT
Manufacturer Part Number
PIC18LF4458T-I/PT
Description
24KB Flash, 2KB RAM, 256 Bytes EEPROM, 35 I/O, USB, 12bit ADC 44 TQFP 10x10x1mm
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC18F2221-ISO.pdf
(46 pages)
2.PIC18F2458-ISO.pdf
(46 pages)
3.PIC18F2458-ISO.pdf
(6 pages)
4.PIC18F2458-ISO.pdf
(6 pages)
5.PIC18F2458-ISO.pdf
(6 pages)
Specifications of PIC18LF4458T-I/PT
Core Processor
PIC
Core Size
8-Bit
Speed
48MHz
Connectivity
I²C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, HLVD, POR, PWM, WDT
Number Of I /o
35
Program Memory Size
24KB (12K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 13x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18LF4458T-I/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
PIC18F2XXX/4XXX FAMILY
FIGURE 3-4:
FIGURE 3-5:
DS39622L-page 18
PGC
PGD
1
1
4-Bit Command
2
1
3
1
PROGRAM CODE MEMORY FLOW
TABLE WRITE AND START PROGRAMMING INSTRUCTION TIMING (
4
1
P5
LoopCount + 1
LoopCount =
1
n
N = 1
2
n
3
16-Bit Data Payload
n
4
n
N = N + 1
5
n
6
n
PGD = Input
15
n
16
No
n
No
P5A
Start Write Sequence
4-Bit Command
Buffer at <Addr>
1
High until Done
Hold PGC Low
and Hold PGC
0
Load 2 Bytes
for Time P10
and Wait P9
Device for
Configure
locations
written?
2
to Write
Writes
0
done?
Start
bytes
Done
All
All
3
Yes
Yes
0
N = 1
LoopCount = 0
0
Programming Time
P9
2010 Microchip Technology Inc.
4
P10
1111
Data Payload
1
0
16-Bit
2
)
0
3
0