PIC16C642-04/SO Microchip Technology, PIC16C642-04/SO Datasheet - Page 30
![IC MCU OTP 4KX14 COMP 28SOIC](/photos/6/59/65909/150-28-soic_sml.jpg)
PIC16C642-04/SO
Manufacturer Part Number
PIC16C642-04/SO
Description
IC MCU OTP 4KX14 COMP 28SOIC
Manufacturer
Microchip Technology
Series
PIC® 16Cr
Specifications of PIC16C642-04/SO
Core Size
8-Bit
Program Memory Size
7KB (4K x 14)
Core Processor
PIC
Speed
4MHz
Peripherals
Brown-out Detect/Reset, LED, POR, WDT
Number Of I /o
22
Program Memory Type
OTP
Ram Size
176 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 6 V
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
28-SOIC (7.5mm Width)
Controller Family/series
PIC16C
No. Of I/o's
22
Ram Memory Size
176Byte
Cpu Speed
4MHz
No. Of Timers
1
Processor Series
PIC16C
Core
PIC
Data Bus Width
8 bit
Data Ram Size
176 B
Interface Type
RS- 232
Maximum Clock Frequency
4 MHz
Number Of Programmable I/os
33
Number Of Timers
8
Operating Supply Voltage
3 V to 6 V
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
3rd Party Development Tools
52715-96, 52716-328, 52717-734
Development Tools By Supplier
ICE2000, DM163022
Minimum Operating Temperature
0 C
On-chip Adc
10 bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Connectivity
-
Lead Free Status / Rohs Status
Details
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PIC16C64X & PIC16C66X
FIGURE 5-2:
FIGURE 5-3:
DS30559A-page 30
Data
bus
WR
Port
WR
TRIS
Data
bus
WR
Port
WR
TRIS
Note: I/O pin has protection diodes to V
RD PORT
RD PORT
To Comparator
To Comparator
D
TRIS Latch
D
Data Latch
TRIS Latch
D
D
Data Latch
CK
CK
CK
CK
VROE
RD TRIS
V
RD TRIS
REF
BLOCK DIAGRAM OF RA2 PIN
BLOCK DIAGRAM OF RA3 PIN
Q
Q
Q
Q
Q
Q
Q
Q
Input Mode
Comparator Output
Schmitt Trigger
Analog
Q
Input Buffer
EN
V
P
N
V
D
DD
SS
DD
Comparator Mode = 110
and V
RA2 Pin
SS
.
Preliminary
Q
EN
Input Mode
D
Schmitt Trigger
Analog
Input Buffer
V
P
V
N
DD
SS
1996 Microchip Technology Inc.
RA3 Pin
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