PIC16F648A-E/P Microchip Technology, PIC16F648A-E/P Datasheet - Page 37
![IC MCU FLASH 4KX14 EEPROM 18DIP](/photos/6/76/67657/18-dip_300mil__sml.jpg)
PIC16F648A-E/P
Manufacturer Part Number
PIC16F648A-E/P
Description
IC MCU FLASH 4KX14 EEPROM 18DIP
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-E/P
Program Memory Type
FLASH
Program Memory Size
7KB (4K x 14)
Package / Case
18-DIP (0.300", 7.62mm)
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 ~ 125°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
+ 125 C
Mounting Style
Through Hole
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
I3DBF648 - BOARD DAUGHTER ICEPIC3AC162053 - HEADER INTERFACE ICD,ICD2 18DIPACICE0202 - ADAPTER MPLABICE 18P 300 MIL
Data Converters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC16F648A-E/P
Manufacturer:
MICROCHIP
Quantity:
2 560
TABLE 5-1:
TABLE 5-2:
© 2009 Microchip Technology Inc.
RA0/AN0
RA1/AN1
RA2/AN2/V
RA3/AN3/CMP1
RA4/T0CKI/CMP2
RA5/MCLR/V
RA6/OSC2/CLKOUT
RA7/OSC1/CLKIN
Legend:
05h
85h
1Fh
9Fh
Legend:
Note 1:
Address
Name
TTL = TTL Input
PORTA
TRISA
CMCON
VRCON
— = Not used
- = Unimplemented locations read as ‘0’, u = unchanged, x = unknown, q = value depends on condition. Shaded cells
are not used for PORTA.
MCLRE configuration bit sets RA5 functionality.
REF
O = Output
Name
PP
PORTA FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
TRISA7 TRISA6 TRISA5 TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 1111 1111
C2OUT C1OUT
VREN
Bit 7
RA7
Function
CLKOUT
CLKIN
CMP1
T0CKI
CMP2
MCLR
OSC2
OSC1
V
AN0
AN1
RA2
AN2
AN3
RA5
RA0
RA1
RA3
RA4
RA6
RA7
V
REF
PP
VROE
Bit 6
RA6
Input
XTAL
Type
AN
AN
AN
AN
HV
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
—
—
—
—
RA5
C2INV
Bit 5
VRR
CMOS = CMOS Output
I
OD
(1)
Output
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
CMOS
XTAL
C1INV
Type
Bit 4
RA4
OD
OD
AN
—
—
—
—
—
—
—
—
—
—
—
= Input
= Open Drain Output
PIC16F627A/628A/648A
Bidirectional I/O port
Analog comparator input
Bidirectional I/O port
Analog comparator input
Bidirectional I/O port
Analog comparator input
V
Bidirectional I/O port
Analog comparator input
Comparator 1 output
Bidirectional I/O port. Output is open drain type.
External clock input for TMR0 or comparator output
Comparator 2 output
Input port
Master clear. When configured as MCLR, this pin is an
active low Reset to the device. Voltage on MCLR/V
not exceed V
Programming voltage input
Bidirectional I/O port
Oscillator crystal output. Connects to crystal resonator in
Crystal Oscillator mode.
In RC or INTOSC mode. OSC2 pin can output CLKOUT,
which has 1/4 the frequency of OSC1.
Bidirectional I/O port
Oscillator crystal input. Connects to crystal resonator in
Crystal Oscillator mode.
External clock source input. RC biasing pin.
Bit 3
RA3
VR3
CIS
REF
output
Bit 2
CM2
RA2
VR2
DD
during normal device operation.
Bit 1
CM1
RA1
VR1
Description
P
ST = Schmitt Trigger Input
AN = Analog
Bit 0
RA0
CM0
VR0
= Power
xxxx 0000
0000 0000
000- 0000
Value on
POR
DS40044G-page 37
qqqu 0000
1111 1111
0000 0000
000- 0000
All Other
Value on
Resets
PP
must