PIC18LF8680-I/PT Microchip Technology, PIC18LF8680-I/PT Datasheet - Page 449

• Manufacturer Part Number: PIC18LF8680-I/PT
• Description: IC, 8BIT MCU, PIC18LF, 40MHZ, PLCC-64
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF8680-I/PT

• Controller Family/series: PIC18
• No. Of I/o's: 39
• Eeprom Memory Size: 1024Byte
• Ram Memory Size: 3328Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Core Size: 8 Bit
• Program Memory Size: 32768 Words
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: CAN, EBI/EMI, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 68
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 3.25K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TFQFP
• Rohs Compliant: Yes
• Processor Series: PIC18LF
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3328 B
• Interface Type: I2C, SPI, AUSART, CAN
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 69
• Number Of Timers: 8
• 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: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136, DM183032
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 27-25:
TABLE 27-26: A/D CONVERSION REQUIREMENTS
 2004 Microchip Technology Inc.
130
131
132
135
136
Note 1:
Param.
No.
Note 1: If the A/D clock source is selected as RC, a time of T
2:
3:
4:
5:
A/D DATA
SAMPLE
A/D CLK
ADRES
2: This is a minimal RC delay (typically 100 ns) which also disconnects the holding capacitor from the analog input.
T
T
T
T
T
Symbol
BSF ADCON0, GO
AD
CNV
ACQ
SWC
AMP
ADIF
ADRES register may be read on the following T
See Section 19.0 “10-bit Analog-to-Digital Converter (A/D) Module” for minimum conditions when input
voltage has changed more than 1 LSb.
The time for the holding capacitor to acquire the “New” input voltage when the voltage changes full scale
after the conversion (AV
50 .
On the next Q4 cycle of the device clock.
The time of the A/D clock period is dependent on the device frequency and the T
executed.
GO
Q4
132
A/D Clock Period
Conversion Time
(not including acquisition time) (Note 1)
Acquisition Time (Note 3)
Switching Time from Convert
Amplifier Settling Time (Note 2)
A/D CONVERSION TIMING
(Note 2)
Characteristic
DD
9
to AV
PIC18FXX8X
PIC18LFXX8X
PIC18FXX8X
PIC18LFXX8X
8
SS
PIC18F6585/8585/6680/8680
, or AV
OLD_DATA
7
Sample
CY
SS
is added before the A/D clock starts. This allows the SLEEP instruction to be
. . .
SAMPLING STOPPED
to AV
CY
DD
cycle.
. . .
131
130
). The source impedance (R
Min
1.6
3.0
2.0
3.0
11
15
10
—
1
2
(Note 4)
20
20
Max
6.0
9.0
12
—
—
—
(5)
(5)
1
Units
T
AD
s
s
s
s
s
s
s
0
T
T
A/D RC mode
A/D RC mode
-40 C
0 C
This may be used if the
“new” input voltage has not
changed by more than 1 LSb
(i.e., 5 mV @ 5.12V) from the
last sampled voltage (as
stated on C
OSC
OSC
AD
S
) on the input channels is
clock divider.
based, V
based, V
Temp
NEW_DATA
DONE
Temp
Conditions
DS30491C-page 447
HOLD
T
CY
+125 C
REF
REF
+125 C
).
full range
3.0V