PIC18F46J50-I/PT Microchip Technology, PIC18F46J50-I/PT Datasheet - Page 419

• Manufacturer Part Number: PIC18F46J50-I/PT
• Description: IC PIC MCU FLASH 64KB 44-TQFP
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F46J50-I/PT

• Core Size: 8-Bit
• Program Memory Size: 64KB (32K x 16)
• Core Processor: PIC
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Type: FLASH
• Ram Size: 3.8K x 8
• Voltage - Supply (vcc/vdd): 2.15 V ~ 3.6 V
• Data Converters: A/D 13x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Controller Family/series: PIC18
• No. Of I/o's: 22
• Ram Memory Size: 3.6875KB
• Cpu Speed: 48MHz
• No. Of Timers: 2
• No. Of Pwm Channels: 2
• Package: 44TQFP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 48 MHz
• Operating Supply Voltage: 2.5|3.3 V
• Data Bus Width: 8 Bit
• Interface Type: I2C/SPI/USART/USB
• On-chip Adc: 13-chx10-bit
• Number Of Timers: 5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164330 - MODULE SKT FOR 44TQFP 18F45J10
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

REGISTER 26-5:
© 2009 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-4
bit 3
bit 2
bit 1
bit 0
Note 1:
DSWDTPS3
R/WO-1
Functions are not available on “LF” devices.
(1)
DSWDTPS<3:0>: Deep Sleep Watchdog Timer Postscale Select bits
The DSWDT prescaler is 32. This creates an approximate base time unit of 1 ms.
1111 = 1:2,147,483,648 (25.7 days)
1110 = 1:536,870,912 (6.4 days)
1101 = 1:134,217,728 (38.5 hours)
1100 = 1:33,554,432 (9.6 hours)
1011 = 1:8,388,608 (2.4 hours)
1010 = 1:2,097,152 (36 minutes)
1001 = 1:524,288 (9 minutes)
1000 = 1:131,072 (135 seconds)
0111 = 1:32,768 (34 seconds)
0110 = 1:8,192 (8.5 seconds)
0101 = 1:2,048 (2.1 seconds)
0100 = 1:512 (528 ms)
0011 = 1:128 (132 ms)
0010 = 1:32 (33 ms)
0001 = 1:8 (8.3 ms)
0000 = 1:2 (2.1 ms)
DSWDTEN: Deep Sleep Watchdog Timer Enable bit
1 = DSWDT enabled
0 = DSWDT disabled
DSBOREN: “F” Device Deep Sleep BOR Enable bit, “LF” Device V
For “F” Devices:
1 = V
0 = V
For “LF” Devices:
1 = V
0 = V
RTCOSC: RTCC Reference Clock Select bit
1 = RTCC uses T1OSC/T1CKI as reference clock
0 = RTCC uses INTRC as reference clock
DSWDTOSC: DSWDT Reference Clock Select bit
1 = DSWDT uses INTRC as reference clock
0 = DSWDT uses T1OSC/T1CKI as reference clock
DSWDTPS2
R/WO-1
DD
DD
DD
DD
CONFIG3L: CONFIGURATION REGISTER 3 LOW (BYTE ADDRESS 300004h)
sensing BOR circuit is always disabled
sensing BOR enabled in Deep Sleep
sensing BOR circuit is always enabled
sensing BOR circuit is always disabled
(1)
WO = Write-Once bit
‘1’ = Bit is set
DSWDTPS1
R/WO-1
(1)
DSWDTPS0
R/WO-1
(1)
PIC18F46J50 FAMILY
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
DSWDTEN
R/WO-1
(1)
(1)
(1)
DSBOREN RTCOSC DSWDTOSC
R/WO-1
DD
(1)
BOR Enable bit
x = Bit is unknown
R/WO-1
DS39931C-page 419
R/WO-1
bit 0
(1)