Semiconductors

Ohms Law Calculator

Power Calculator

Transistors

Item No.
Description
Price
TIP120
Tip 120 NPN Darlington
$1.25
TIP125
Tip 125 PNP Darlington
$1.25
UJT6401
UJT NTE 6401
$8.00
2N2646
Silicon Unijunction Transistor
$5.00
IRF830
MOSFET IRF 830
$5.00
2N5060
2N5060 SCR
$1.00
Choose Transistor:


Diodes

Item No.
Description
Price
1N751
1N751 Zener Diode 5.1V
$0.50
1N4764
1N4764 Zener Diode 100V
$1.00
1N5388B
1N5388B Zener Diode 200V
$1.25
DI-10K
Standard HV Diode 10KV
$2.50
ZD-05
Bridge Rectifier 1.5A 200V
$1.25
Choose Diode:


Optoelectronics

Item No.
Description
Price
IR-01
Infared Phototransistor
$3.50
IR-02
Infared LED
$3.00
MOC3010
Triac Coupler (6-pin DIP)
$0.98
6N137
Very High Speed Logic Coupler (8-pin DIP)
$1.90
4N25
Single & Dual Channel Photo Transistor (6-pin DIP)
$0.58
PR-01
$2.00
PR-02
$2.00
PR-03
$2.00
PR-04
$2.00
Choose Optoelectronic Item:


Light Emitting Diodes (LEDs)

Item No.
Description
Price
LED-UB1
Ultra Bright LED (Red, 630 nm, 12° view angle,  4000-7200 mcd)
$1.00
LED-UB2
Ultra Bright LED (Blue, 470 nm, 15° view angle, 2000 mcd)
$4.00
LED-UB3
Ultra Bright LED (Yellow, 588 nm, 12° view angle, 3000-5000 mcd)
$1.00
LED-UB4
Ultra Bright LED (Green, 525 nm, 15° view angle, 6000 mcd)
$4.00
LED-01
Minature Red LED
$0.15
Choose LED:


Item No.
Description
Price
MAN74
MAN74 (7-Segment Display, Common Cathode)
$3.00


Integrated Circuits

TTL Series:

Item No.
Description
Price
74LS04
Hex inverter (14 DIP)
$0.58
74LS07
Hex buffer/driver (14 DIP)
$1.78
74LS20
Dual 4-input NAND gate (14 DIP)
$0.50
74LS48
BCD to 7-seg decoder/driver (16 DIP)
$5.00
74LS138
3 to 8 decoder/demultiplexer (16 DIP)
$0.58
74HCT154
4 to 16 decoder/demultiplexer (24 DIP)
$2.38
74LS164
8-bit serial shift register (14 DIP)
$0.70
74LS165
8-bit serial shift register, parallel load (16 DIP)
$0.88
74LS245
Tri-state octal bus transceiver (20 DIP)
$0.78
74LS373
Tri-state octal D-type flip-flop (20 DIP)
$0.78
74LS374N
Tri-state octal D-type edge-triggered flip-flop (20 DIP)
$0.90
74HCT373N
Tri-state octal D-type flip-flop (20 DIP)
$0.90
74LS574
Octal D-type flip-flop edge-triggered tri-state (20 DIP)
$2.58
74HC688
8-bit magnitude comparator (20 DIP)
$2.18
Choose IC:

CMOS:

Item No.
Description
Price
4011
Quad 2-input NAND gate (14 DIP)
$0.50
4013
Dual D flip-flop with set/reset (14 DIP)
$0.50
4027
Dual JK master-slave flip-flop (16 DIP)
$0.50
4028
BCD-to-decimal decoder (16 DIP)
$0.70
4049
Hex/buffer/converter (inverting) (16 DIP)
$0.50
4050
Hex/buffer/converter (non-inverting) (16 DIP)
$0.50
4066
Quad bilateral switch (14 DIP)
$0.70
4093
Quad 2-input NAND Schmitt trigger (14 DIP)
$0.58
4099
8-bit addressable latch (16 DIP)
$0.98
4511
BCD to 7-seg. latch/decoder/driver (16 DIP)
$1.38
TLC-549
TLC-549 Serial A/D Converter
$12.00
LM339
LM339 Quad Comparator
$1.25
NE555
NE555 Timer IC
$0.75
DS-1620
Digital Thermometer
$13.80
Choose IC:




Item No.
Description
Price
TLC-549-DS
Datasheet for TLC-549
$3.00
DS-1620DS
Datasheet for DS-1620
$3.00
Choose DataSheet:


Voltage Regulators/Rectifiers

Item No.
Description
Price
7805
+5V voltage regulator (TO-220)
$0.70
7806
+6V voltage regulator (TO-220)
$0.60
7812
+12V voltage regulator (TO-220)
$0.60
LM317
1.5A adjustable positive regulator (1.2V-37V) (TO-220)
$0.90
LM350
3.0A adjustable positive regulator (1.2V-33V) (TO-220)
$3.00
LM2940CT
1A 5V positive regulator, 0.5V dropout (TO-220)
$2.60
W01M
Diode bridge: 1.5A, 100 PIV (WOM case)
$0.98
DF01M
Full wave bridge rectifier, 100 PIV @ 1.5A (4 DIP)
$0.80
Choose Voltage Regulator:


Crystals

Item No.
Description
Price
XTAL-3.57
3.57 MHz Crystal
$0.49
XTAL-4.00
4.00 MHz Crystal
$0.49
XTAL-10.0
10.0 MHz Crystal
$0.49
XTAL-20.0
20.0 MHz Crystal
$0.49
XTAL-16.0
16.0 MHz Crystal
$0.49
CER-01
4.0 MHz Ceramic Resonator
$1.25
Choose Crystal:


Transformers

Item No.
Description
Price
HVT-03
Mini-Stepup Transformer
$8.00

Operational Amplifiers (Op Amps)

Item No.
Description
Price
CA3240
Dual, 4.5MHz, BiMOS Operational Amplifier with MOSFET Input/Bipolar Output
$6.49
CA3140
BiMOS Operational Amplifier (8 DIP)
$1.84
CA3304
Quad 13 Bit, 2.7V A/D Converter (16 DIP)
$6.58
TLC277CP
Dual Precision Op Amp (8 DIP)
$3.36
Choose Op Amp:


Relays

ZD-06 $2.00
Reed Relay (5V)


Telephone Components

Item No.
Description
Price
8870
DTMF Receiver Chip
$5.00
NTE 1690
DTMF Transmitter (Equiv. 5089)
$15.00
Choose Telephone Component:


Speech Generators

Item No.
Description
Price
SPO-256-AL2
$33.95
Choose Speech Generator:


Speech Recognition Chips

Item No.
Description
Price
HM2007 PLCC
HM2007 PLCC 52 Pin PLCC
Data Sheet (PDF File)
$45.00

HM2007 PLCC $45.00
HM2007 PLCC 52 Pin PLCC


Step Motor Controllers

Item No.
Description
Price
UCN5804
Stepper Motor Controller IC
$12.00
UCN5804-DS
Datasheet for UCN5804
$2.00
Choose Step Motor Controller:


Instruments

Digital Multimeter MU113, 3-1/2 digital Multi Meter is perfect for measuring DC and AC Voltage, DC Current, Diode, Temperature.







VOM-1 $7.95
Digital Multimeter