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DS1820 TO92 IC

Documentation in acrobat format

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The DS1820 Digital Thermometer provides 9–bit temperature readings which indicate the temperature of the device. Information is sent to/from the DS1820 over a 1–Wire interface, so that only one wire (and ground) needs to be connected from a central microprocessor to a DS1820. Power for reading, writing, and performing temperature conversions can be derived from the data line itself with no need for an external power source. Because each DS1820 contains a unique silicon serial number, multiple DS1820s can exist on the same 1–Wire bus. This allows for placing temperature sensors in many different places. Applications
where this feature is useful include HVAC environmental controls, sensing temperatures inside buildings, equipment or machinery, and process monitoring and control.
GND
DQ
VDD
(BB042)
 
Quantity
Price
1 – 9$8.99
10 – 99$8.45
100 +$7.99

  (Component or Part)  
  BB042  
  13  
 
 
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Temperature Data Logger kit
 
This is an 8-pin microcontroller based circuit for temperature data logging via the serial port of any computer from between 1 and 4 remote digital temperature sensors, DS18S20 or DS18S20 made by Dallas.

Features.
• provides realtime data via the serial port
• interfaces up to 4 x DS18S20 sensors
• accuracy to 0.5 degrees centigrade
• fahrenheit scale selected by a jumper
• no external power required
• data stream easily logged & processed
• over 200m distance for each sensor
• kit includes 1 x DS1820

PCB size: 1 1/2"x1 1/2" (CPS145)
Quantity
Price
1 – 9$28.10
10 – 99$26.10
100 +$25.23

  (Kit - Basic Soldering Required)  
  CPS145  
  5  
 
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4-Channel Temperature Monitor and Control
 

This kit is an extension of our popular K145 Temperature Logger kit.  Like the K145 it features 4 temperature inputs using the DS1820 digital sensor.  We have also added 4 relays to provide output control.  Commands for reading temperatures or controlling relays are sent via the RS232 serial interface using simple text strings.  The kit can be controlled by a simple terminal or communications program (such as Hyperterminal) or via the free Windows software available for the kit.  This software provides basic thermostat and temperature logging functions. This kit includes 1 x DS1820

Quantity
Price
1 – 9$87.21
10 – 99$81.00
100 +$78.30

  (Kit - Basic Soldering Required)  
  CPS190  
  2  
 
 
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Serial Isolated I/O Module (Assembled & Tested)
 
8-Relay Module (mains rated - 110V and 250VAC.) An extension of our Kit CPS74, PC controlled 8-Relay Board with 250V switching relays and added features. It is in a plastic case, latched relay operation, 250V relays switched in safety by using Dinkle connectors, and with 4 external inputs. Uses serial port so it can be located over 100 yards from the PC. Comes with case and end panel pieces as shown in the photos. Requires a center positive 9-to-12V DC power supply, at least 500mA, 2.5mm jack. (CPA108)
Quantity
Price
1 – 9$74.95
10 – 99$69.95
100 +$65.95

  (Assembled and Tested)  
  CPA108  
  15  
 
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Rolling Code 4-Channel UHF Remote (partially assembled)
 
State of the Art, with 4 channels either momentary or latching. Range up to 100'. Up to 15 transmitters can be learned by one receiver. (Includes 1 transmitter) 2 indicator LED's. PCB size: 3 3/8" x 3 1/16" 12VDC 6mA (at rest)(CPA180)

PLEASE NOTE: This is a partially assembled product. The daughter board must still be soldered onto the mother board. 13 solder points. Estimated time to finish: 5 minutes.
Quantity
Price
1 – 9$70.74
10 – 99$65.70
100 +$63.51

  (Partially Assembled)  
  CPA180  
  2  
 
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40 pin Univ ZIF Socket wide slot
 
Solder directly to PCB or plug directly into IC socket.
Screw mounting holes for more reliable operation.
(BB007)
Quantity
Price
1 – 9$12.95
10 – 99$11.95
100 +$10.95

  (Component or Part)  
  BB007  
  19  
 
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16 Char x 2 line LCD display (no backlight)
 
16 Character x 2 line LCD display (no backlight) (BB033)
Quantity
Price
1 – 9$9.99
10 – 99$8.95
100 – 999$7.95
1000 +$7.45

  (Component or Part)  
  BB033  
  9  
 
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firmware k148 (T2) - Stopwatch with Pause
 
Another in the series of timer kits based on the K148 hardware platform. This is a classic stopwatch timer with a pause feature as well. Timing is in hours, minutes, seconds and hundredths of a second up to a maximum of ‘99:59:59.99’. An output signal which pulses low every minute is also available. Please note this item requires the CPS148 to work. This is only the firmware chip for CPS148.
(BB073)
Quantity
Price
1 – 9$10.45
10 – 99$9.90
100 +$8.95

  (Component or Part)  
  BB073  
  6  
 
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AT24C128 Serial EEPROM 16K
 
(BB078)
Quantity
Price
1 – 9$3.95
10 – 99$3.45
100 +$3.15

  (Component or Part)  
  BB078  
  16  
 
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20 pin ZIF Socket
 
(BB082)
Quantity
Price
1 – 9$11.17
10 – 99$10.58
100 +$9.70

  (Component or Part)  
  BB082  
  11  
 
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60/160 AM tuning cap
 
(BB084)
Quantity
Price
1 – 9$0.95
10 – 99$0.80
100 – 999$0.72
1000 +$0.62

  (Component or Part)  
  BB084  
  128  
 
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Upgrade K108 - join two k108 together
 
CPS108/CPA108 has been a good seller. This kit is to connect two of them together to give 6 Inputs and 16 Relay Outputs. All you have to do is change the firmware, change the front & back panels, and jumper out 2 ICs.
(BB086)
Quantity
Price
1 – 9$29.07
10 – 99$27.00
100 +$26.10

  (Kit - No Soldering Required)  
  BB086  
  3  
 
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