PIC16F648A-I/SO Microchip Technology, PIC16F648A-I/SO Datasheet - Page 105
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PIC16F648A-I/SO
Manufacturer Part Number
PIC16F648A-I/SO
Description
IC MCU FLASH 4KX14 EEPROM 18SOIC
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F627A-IP.pdf
(180 pages)
3.PIC16F627A-IP.pdf
(8 pages)
4.PIC16F627A-IP.pdf
(22 pages)
5.PIC16F627A-ISO.pdf
(168 pages)
Specifications of PIC16F648A-I/SO
Program Memory Type
FLASH
Program Memory Size
7KB (4K x 14)
Package / Case
18-SOIC (7.5mm Width)
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
16
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Processor Series
PIC16F
Core
PIC
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
SCI/USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
16
Number Of Timers
3
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
Development Tools By Supplier
PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014, DM164120-4
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
XLT18SO-1 - SOCKET TRANSITION 18SOIC 300MILI3DBF648 - BOARD DAUGHTER ICEPIC3AC164010 - MODULE SKT PROMATEII DIP/SOIC
Data Converters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F648A-I/SO
Manufacturer:
MICROCHIP
Quantity:
4 500
FIGURE 14-11:
FIGURE 14-12:
2004 Microchip Technology Inc.
V
Note 1: External Power-on Reset circuit is required
Note 1: This circuit will activate Reset when V
DD
33k
V
DD
2: R < 40 k
3: R1 = 100
2: Internal Brown-out Reset circuitry should
D
only if V
diode D helps discharge the capacitor
quickly when V
that voltage drop across R does not violate
the device’s electrical specification.
flowing into MCLR from external capacitor
C in the event of MCLR/V
due to Electrostatic Discharge (ESD) or
Electrical Overstress (EOS).
goes below (Vz + 0.7V) where Vz = Zener
voltage.
be disabled when using this circuit.
V
10k
DD
R
DD
C
R1
is recommended to make sure
power-up slope is too slow. The
to 1 k
EXTERNAL POWER-ON
RESET CIRCUIT (FOR
SLOW V
EXTERNAL BROWN-OUT
PROTECTION CIRCUIT 1
40k
DD
PIC16F627A/628A/648A
powers down.
will limit any current
MCLR
MCLR
V
PIC16F627A/628A/648A
DD
DD
PP
POWER-UP)
pin breakdown
DD
Preliminary
PIC16F627A/628A/648A
FIGURE 14-13:
V
Note 1: This Brown-out Circuit is less expensive,
DD
R1
R2
2: Internal Brown-out Reset should be dis-
3: Resistors should be adjusted for the
albeit less accurate. Transistor Q1 turns off
when V
abled when using this circuit.
characteristics of the transistor.
Vdd x
DD
V
DD
is below a certain level such that:
EXTERNAL BROWN-OUT
PROTECTION CIRCUIT 2
Q1
x
40k
R1 + R2
R1 + R2
R1
R1
PIC16F627A/628A/648A
MCLR
V
DD
= 0.7 V
= 0.7 V
DS40044B-page 103