PIC16F721-E/SS Microchip Technology, PIC16F721-E/SS Datasheet - Page 84
PIC16F721-E/SS
Manufacturer Part Number
PIC16F721-E/SS
Description
7 KB FLASH, 256 B SRAM, 18 I/O 20 SSOP .209in TUBE
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheet
1.PIC16LF720-ISS.pdf
(244 pages)
Specifications of PIC16F721-E/SS
Core Processor
PIC
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
17
Program Memory Size
7KB (4K x 14)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 12x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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PIC16F/LF720/721
FIGURE 9-3:
FIGURE 9-4:
DS41430A-page 84
Note 1: The reference voltage (V
Legend:
2: The charge holding capacitor (C
3: The maximum recommended impedance for analog sources is 10 k. This is required to meet the pin
Note 1:
leakage specification.
C
C
I
R
R
SS
V
LEAKAGE
T
HOLD
PIN
IC
SS
Refer to
VA
ANALOG INPUT MODEL
ADC TRANSFER FUNCTION
= Sample/Hold Capacitance
= Input Capacitance
= Leakage current at the pin due to
= Interconnect Resistance
= Resistance of Sampling Switch
= Sampling Switch
= Threshold Voltage
V
Rs
SS
various junctions
Section 23.0 “Electrical Specifications”
FDh
FCh
FEh
FBh
FFh
04h
03h
02h
01h
00h
ANx
C
5 pF
PIN
REF
) has no effect on the equation, since it cancels itself out.
1 LSB ideal
Zero-Scale
Transition
HOLD
V
Full-Scale Range
DD
V
V
) is not discharged after each conversion.
T
T
0.6V
0.6V
I
R
LEAKAGE
IC
.
1k
V
(1)
REF
V
DD
SS Rss
Sampling
Switch
2V
6V
4V
Full-Scale
Transition
1 LSB ideal
Analog Input Voltage
5
V
C
2010 Microchip Technology Inc.
Sampling Switch, Typical
SS
HOLD
10
= 20 pF
(k)
15
20
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