PIC18F4539T-I/ML Microchip Technology, PIC18F4539T-I/ML Datasheet - Page 192
![IC MCU FLASH 12KX16 EE A/D 44QFN](/photos/6/81/68122/150-44-qfn_sml.jpg)
PIC18F4539T-I/ML
Manufacturer Part Number
PIC18F4539T-I/ML
Description
IC MCU FLASH 12KX16 EE A/D 44QFN
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC18F2439-ISO.pdf
(322 pages)
3.PIC18F2439-ISO.pdf
(6 pages)
Specifications of PIC18F4539T-I/ML
Core Processor
PIC
Core Size
8-Bit
Speed
40MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
24KB (12K x 16)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
1408 x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-QFN
Processor Series
PIC18F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
1408 B
Interface Type
I2C, SPI, AUSART
Maximum Clock Frequency
40 MHz
Number Of Programmable I/os
32
Number Of Timers
16 bit
Operating Supply Voltage
2 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
Development Tools By Supplier
DV164005, DV164136
Minimum Operating Temperature
- 40 C
On-chip Adc
8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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PIC18FXX39
FIGURE 19-2:
The LVD module has an additional feature that allows
the user to supply the trip voltage to the module from
an external source. This mode is enabled when bits
LVDL3:LVDL0 are set to ‘1111’. In this state, the com-
parator input is multiplexed from the external input pin,
FIGURE 19-3:
DS30485A-page 190
Externally Generated
Trip Point
LVDEN
LOW VOLTAGE DETECT (LVD) BLOCK DIAGRAM
LOW VOLTAGE DETECT (LVD) WITH EXTERNAL INPUT BLOCK DIAGRAM
V
DD
LVDIN
V
DD
LVDIN
Internally Generated
Reference Voltage
1.2V Typical
EN
Preliminary
V
DD
LVDIN (Figure 19-3). This gives users flexibility,
because it allows them to configure the Low Voltage
Detect interrupt to occur at any voltage in the valid
operating range.
VxEN
BODEN
LVD Control
–
+
Register
BGAP
LVD Control
Register
2002 Microchip Technology Inc.
LVDIF
–
+
LVDEN
LVD
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