Product Search

    SEARCH NOW FOR ALL YOUR NATIONAL SEMICONDUCTOR SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

    Filter Results
    Results 1-50 of 490.
    NATIONAL SEMICONDUCTOR 9003479-02

    NATIONAL SEMICONDUCTOR

    9003479-02

    IC, 14 PIN DIP
    £0.07 Price with VAT: £0.08 Buy Surplus As Low As £0.04 Price with VAT: £0.05
    £0.04 Price with VAT: £0.05
    NATIONAL SEMICONDUCTOR 74LS257PC

    NATIONAL SEMICONDUCTOR

    74LS257PC

    LOGIC CHIP, 7 V, 0 TO 70 C, 24 MA
    ✓ IN STOCK!
    £0.25 Price with VAT: £0.30 Buy Surplus As Low As £0.12 Price with VAT: £0.14
    £0.12 Price with VAT: £0.14
    NATIONAL SEMICONDUCTOR 74ACT174PC

    NATIONAL SEMICONDUCTOR

    74ACT174PC

    ACT SERIES, HEX POSITIVE EDGE, 16-PIN DIP, TRIGGERED, D FLIP-FLOP, TRUE OUTPUT, PDIP16
    ✓ IN STOCK!
    £0.32 Price with VAT: £0.38 Buy Surplus As Low As £0.12 Price with VAT: £0.14
    £0.12 Price with VAT: £0.14
    NATIONAL SEMICONDUCTOR 74F32SCX-NS

    NATIONAL SEMICONDUCTOR

    74F32SCX-NS

    IC LOGIC, OR GATE, 74F SERIES, 4 CIRCUITS, 2 INPUTS, 4.5-5.5 V, 15.5 MA, SURFACE MOUNT
    £0.21 Price with VAT: £0.26 Buy Surplus As Low As £0.13 Price with VAT: £0.16
    £0.13 Price with VAT: £0.16
    NATIONAL SEMICONDUCTOR MM74C20N

    NATIONAL SEMICONDUCTOR

    MM74C20N

    DISCONTINUED BY MANUFACTURER, NAND GATE, TTL/H/L SERIES, 2-FUNC, 4-INPUT, CMOS, PDIP14
    ✓ IN STOCK!
    £0.22 Price with VAT: £0.27 Buy Surplus As Low As £0.15 Price with VAT: £0.18
    £0.15 Price with VAT: £0.18
    TEXAS INSTRUMENTS SEMI IC358P

    TEXAS INSTRUMENTS SEMI

    NATIONAL SEMICONDUCTOR

    IC358P

    IC, OPERATIONAL AMPLIFIER, 2 CIRCUITS, 0.3V/US, 700KHZ, 40MA, 30V, 8-DIP, 7.62MM WIDE
    £0.40 Price with VAT: £0.48 Buy Surplus As Low As £0.24 Price with VAT: £0.29
    £0.24 Price with VAT: £0.29
    NATIONAL SEMICONDUCTOR SN79518P

    NATIONAL SEMICONDUCTOR

    SN79518P

    DISCONTINUED BY MANUFACTURER, IC DRIVER, 8-DIP
    £0.32 Price with VAT: £0.38 Buy Surplus As Low As £0.19 Price with VAT: £0.23
    £0.19 Price with VAT: £0.23
    NATIONAL SEMICONDUCTOR DM7474AN

    NATIONAL SEMICONDUCTOR

    DM7474AN

    DISCONTINUED BY MANUFACTURER, DUAL POSITIVE EDGE TRIGGERED D FLIP FLOPS, MIN/MAX - 4.75/5.25V, MAX FREQ 15MHZ, 14 PIN, TEMP 0°C - 70°C
    ✓ IN STOCK!
    £0.51 Price with VAT: £0.61 Buy Surplus As Low As £0.41 Price with VAT: £0.49
    £0.41 Price with VAT: £0.49
    NATIONAL SEMICONDUCTOR DM74LS347N

    NATIONAL SEMICONDUCTOR

    DM74LS347N

    DECODER/DRIVER CHIP, 4.75-5.25 V, BCD TO 7-SEGEMENT, OPERATING TEMPERATURE: 0 TO 70 °C, 16 PIN
    ✓ IN STOCK!
    £0.51 Price with VAT: £0.61 Buy Surplus As Low As £0.41 Price with VAT: £0.49
    £0.41 Price with VAT: £0.49
    TEXAS INSTRUMENTS SEMI LM329DZ/NOPB

    TEXAS INSTRUMENTS SEMI

    LM329DZ/NOPB

    DISCONTINUED BY MANUFACTURER, TWO TERMINAL VOLTAGE REFERENCE, 1 OUTPUT, 6.9V, BIPOLAR, TO-92
    ✓ IN STOCK!
    £0.41 Price with VAT: £0.50 Buy Surplus As Low As £0.33 Price with VAT: £0.40
    £0.33 Price with VAT: £0.40
    NATIONAL SEMICONDUCTOR LM833N

    NATIONAL SEMICONDUCTOR

    LM833N

    DISCONTINUED BY MANUFACTURER, OPERATIONAL AMPLIFIER, 2 FUNC, BIPOLAR, PDIP8
    ✓ IN STOCK!
    £0.56 Price with VAT: £0.68 Buy Surplus As Low As £0.36 Price with VAT: £0.43
    £0.36 Price with VAT: £0.43
    NATIONAL SEMICONDUCTOR 74F148PC

    NATIONAL SEMICONDUCTOR

    74F148PC

    IC, PRIORITY ENCOD, 1 X 8:3, 16DIP
    ✓ IN STOCK!
    £1.15 Price with VAT: £1.38 Buy Surplus As Low As £0.49 Price with VAT: £0.59
    £0.49 Price with VAT: £0.59
    NATIONAL SEMICONDUCTOR 74LS175PC

    NATIONAL SEMICONDUCTOR

    74LS175PC

    LOGIC IC, 1 ELEMENT, 30 MHZ CLOCK FREQUENCY, 4.75-5.25 V SUPPLY, 18 MA CURRENT, THROUGH HOLE MOUNTING, 16 PIN, 0 TO +70 C OPERATING TEMPERATURE
    £0.81 Price with VAT: £0.97 Buy Surplus As Low As £0.49 Price with VAT: £0.59
    £0.49 Price with VAT: £0.59
    NATIONAL SEMICONDUCTOR DM74LS169AN

    NATIONAL SEMICONDUCTOR

    DM74LS169AN

    IC, COUNTER ICS SYN 4-BIT BINARY CTR, DIP-16, THROUGH HOLE
    ✓ IN STOCK!
    £0.65 Price with VAT: £0.79 Buy Surplus As Low As £0.38 Price with VAT: £0.46
    £0.38 Price with VAT: £0.46
    NATIONAL SEMICONDUCTOR MM74HC4046N

    NATIONAL SEMICONDUCTOR

    MM74HC4046N

    DISCONTINUED BY MANUFACTURER, PLL/FREQUENCY SYNTHESIS CIRCUIT, CMOS, PDIP16 * (DUAL MARKED MC74HC4046N)
    ✓ IN STOCK!
    £0.70 Price with VAT: £0.84 Buy Surplus As Low As £0.53 Price with VAT: £0.64
    £0.53 Price with VAT: £0.64
    NATIONAL SEMICONDUCTOR DM74LS132SJ

    NATIONAL SEMICONDUCTOR

    DM74LS132SJ

    DISCONTINUED BY MANUFACTURER, NAND GATE, LS SERIES, 4-FUNC, 2-INPUT, TTL, SOP-14
    Buy Surplus As Low As £0.42 Price with VAT: £0.51
    £0.42 Price with VAT: £0.51
    TEXAS INSTRUMENTS SEMI IC2901N

    TEXAS INSTRUMENTS SEMI

    NATIONAL SEMICONDUCTOR

    IC2901N

    COMPARATOR, 4 FUNC, 7000UV OFFSET-MAX, 1300NS RESPONSE TIME, DIP-14
    £0.69 Price with VAT: £0.82 Buy Surplus As Low As £0.44 Price with VAT: £0.53
    £0.44 Price with VAT: £0.53
    TEXAS INSTRUMENTS SEMI LM385Z-2.5/NOPB

    TEXAS INSTRUMENTS SEMI

    LM385Z-2.5/NOPB

    VOLTAGE REFERENCE, SHUNT, FIXED, 2.5V, THROUGH HOLE, TO-92-3, TO-226-3, TO-92-3 (TO-226AA), ROHS COMPLIANT
    ✓ IN STOCK!
    £0.82 Price with VAT: £0.98 Buy Surplus As Low As £0.62 Price with VAT: £0.74
    £0.62 Price with VAT: £0.74
    TEXAS INSTRUMENTS SEMI SN74AHCT574PWR

    TEXAS INSTRUMENTS SEMI

    SN74AHCT574PWR

    (PRICE/TC), OCTAL D TYPE FLIP FLOP IC, TSSOP-20; LOGIC FAMILY / BASE NUMBER: 74AHCT574; LATCH TYPE: D TYPE TRANSPARENT; IC OUTPUT TYPE: TRI STATE; PROPAGATION DELAY: 10.6NS; OUTPUT CURRENT: ...
    ✓ IN STOCK!
    £0.81 Price with VAT: £0.98 Buy Surplus As Low As £0.47 Price with VAT: £0.57
    £0.47 Price with VAT: £0.57
    NATIONAL SEMICONDUCTOR MM74C157N

    NATIONAL SEMICONDUCTOR

    MM74C157N

    IC MM74C157N 16 DIP
    ✓ IN STOCK!
    £0.68 Price with VAT: £0.82 Buy Surplus As Low As £0.49 Price with VAT: £0.59
    £0.49 Price with VAT: £0.59
    TEXAS INSTRUMENTS SEMI SN74HC00ANSR

    TEXAS INSTRUMENTS SEMI

    SN74HC00ANSR

    IC, NAND, 4 GATE, 8 INPUT, 4 OUTPUT, SOIC-14
    ✓ IN STOCK!
    £0.85 Price with VAT: £1.02 Buy Surplus As Low As £0.50 Price with VAT: £0.59
    £0.50 Price with VAT: £0.59
    NATIONAL SEMICONDUCTOR DM74LS242N

    NATIONAL SEMICONDUCTOR

    DM74LS242N

    BUS TRANSCEIVER, LS SERIES, 4-FUNC, 4-BIT, TRUE OUTPUT, TTL, PDIP14
    ✓ IN STOCK!
    £1.48 Price with VAT: £1.77 Buy Surplus As Low As £0.51 Price with VAT: £0.61
    £0.51 Price with VAT: £0.61
    TEXAS INSTRUMENTS SEMI LM317AT/NOPB

    TEXAS INSTRUMENTS SEMI

    LM317AT/NOPB

    ADJUSTABLE LINEAR REGULATOR, 1.2V TO 37V, TO-220; FIXED OUTPUT VOLTAGE NOM.:-; ADJUSTABLE OUTPUT VOLTAGE MIN:1.2V; ADJUSTABLE OUTPUT VOLTAGE MAX:37V; INPUT VOLTAGE MIN:4.2V; INPUT VOLTAGE MA ...
    ✓ IN STOCK!
    £1.22 Price with VAT: £1.46 Buy Surplus As Low As £0.70 Price with VAT: £0.84
    £0.70 Price with VAT: £0.84
    Repair Yours Contact Us
    NATIONAL SEMICONDUCTOR DM74LS14M

    NATIONAL SEMICONDUCTOR

    DM74LS14M

    INVERTER
    ✓ IN STOCK!
    £0.91 Price with VAT: £1.09 Buy Surplus As Low As £0.52 Price with VAT: £0.63
    £0.52 Price with VAT: £0.63
    NATIONAL SEMICONDUCTOR LM431ACM

    NATIONAL SEMICONDUCTOR

    LM431ACM

    IC
    ✓ IN STOCK!
    £0.96 Price with VAT: £1.15 Buy Surplus As Low As £0.56 Price with VAT: £0.67
    £0.56 Price with VAT: £0.67
    TEXAS INSTRUMENTS SEMI 7812CT

    TEXAS INSTRUMENTS SEMI

    NATIONAL SEMICONDUCTOR

    7812CT

    DISCONTINUED BY MANUFACTURER, FIXED POSITIVE STANDARD REGULATOR, 12V BIPOLAR, 1AMP, TO-220-3
    £0.98 Price with VAT: £1.17 Buy Surplus As Low As £0.57 Price with VAT: £0.68
    £0.57 Price with VAT: £0.68
    NATIONAL SEMICONDUCTOR MC78M12CT

    NATIONAL SEMICONDUCTOR

    MC78M12CT

    DISCONTINUED BY MANUFACTURER, VOLTAGE REGULATOR IC LDO 12V .5A TO-220 3PIN
    ✓ IN STOCK!
    £0.92 Price with VAT: £1.11 Buy Surplus As Low As £0.59 Price with VAT: £0.71
    £0.59 Price with VAT: £0.71
    NATIONAL SEMICONDUCTOR LM324AN

    NATIONAL SEMICONDUCTOR

    LM324AN

    DISCONTINUED BY MANUFACTURER, OPERATIONAL AMPLIFIER, 4 FUNC, 5000UV OFFSET-MAX, BIPOLAR, PDIP14
    Buy Surplus As Low As £0.60 Price with VAT: £0.72
    £0.60 Price with VAT: £0.72
    NATIONAL SEMICONDUCTOR PN3638

    NATIONAL SEMICONDUCTOR

    PN3638

    DISCONTINUED BY MANUFACTURER, SMALL SIGNAL BIPOLAR TRANSISTOR, 0.5A I(C), 25V V(BR)CEO, 1-ELEMENT, PNP, SILICON, TO-92
    ✓ IN STOCK!
    £1.04 Price with VAT: £1.24 Buy Surplus As Low As £0.61 Price with VAT: £0.73
    £0.61 Price with VAT: £0.73
    TEXAS INSTRUMENTS SEMI LM78L15ACZ

    TEXAS INSTRUMENTS SEMI

    LM78L15ACZ

    DISCONTINUED BY MANUFACTURER, LINEAR VOLTAGE REGULATOR, THROUGH-HOLE MOUNT, CASE: TO-92-3, POSITIVE POLARITY, OUTPUT VOLTAGE: 15 V, OUTPUT CURRENT: 100 MA, INPUT VOLTAGE: 16.7-35 V, LOAD REG ...
    ✓ IN STOCK!
    £1.24 Price with VAT: £1.49 Buy Surplus As Low As £0.82 Price with VAT: £0.98
    £0.82 Price with VAT: £0.98
    NATIONAL SEMICONDUCTOR DM74S05N

    NATIONAL SEMICONDUCTOR

    DM74S05N

    IC, INVERTER, 6 CHANNEL, 1-INP, 14DIP
    £0.85 Price with VAT: £1.02 Buy Surplus As Low As £0.61 Price with VAT: £0.74
    £0.61 Price with VAT: £0.74
    NATIONAL SEMICONDUCTOR DS75453M

    NATIONAL SEMICONDUCTOR

    DS75453M

    DISCONTINUED BY MANUFACTURER, OR GATE BASED PERIPHERAL DRIVER, 2 DRIVER, 0.3A, BIPOLAR, SOP-8
    ✓ IN STOCK!
    £1.10 Price with VAT: £1.32 Buy Surplus As Low As £0.64 Price with VAT: £0.76
    £0.64 Price with VAT: £0.76
    NATIONAL SEMICONDUCTOR DS36277TM

    NATIONAL SEMICONDUCTOR

    DS36277TM

    IC, TRANSCEIVER MUTLIPOINT, RS422/RS485 DRIVER, 5.25V, SOIC-8, FULL REEL, IC INTERFACE TYPE: RS422/RS485, 1 DRIVER, 1 RECEIVERS, SUPPLY VOLTAGE MIN: 4.75V, SUPPLY VOLTAGE MAX: 5.25V
    ✓ IN STOCK!
    £0.92 Price with VAT: £1.11 Buy Surplus As Low As £0.64 Price with VAT: £0.76
    £0.64 Price with VAT: £0.76
    NATIONAL SEMICONDUCTOR PC87310AVF

    NATIONAL SEMICONDUCTOR

    PC87310AVF

    IC CHIP, D/C: 05, 5KV
    £1.71 Price with VAT: £2.05 Buy Surplus As Low As £0.86 Price with VAT: £1.03
    £0.86 Price with VAT: £1.03
    NATIONAL SEMICONDUCTOR 74F244PC

    NATIONAL SEMICONDUCTOR

    74F244PC

    IC CHIP, OCTAL BUFFER, LINE DRIVER, 3 STATE OUTPUT, 20 PIN
    ✓ IN STOCK!
    £1.02 Price with VAT: £1.22 Buy Surplus As Low As £0.65 Price with VAT: £0.78
    £0.65 Price with VAT: £0.78
    NATIONAL SEMICONDUCTOR PN3565

    NATIONAL SEMICONDUCTOR

    PN3565

    DISCONTINUED BY MANUFACTURER, BIPOLAR (BJT) TRANSISTOR NPN 25 V 500 MA 625 MW THROUGH HOLE TO-92-3
    ✓ IN STOCK!
    £1.16 Price with VAT: £1.39 Buy Surplus As Low As £0.68 Price with VAT: £0.82
    £0.68 Price with VAT: £0.82
    NATIONAL SEMICONDUCTOR 74F86PC

    NATIONAL SEMICONDUCTOR

    74F86PC

    2-INPUT EXCLUSIVE-OR GATE, 4 GATES, 14 PIN PDIP
    ✓ IN STOCK!
    £0.98 Price with VAT: £1.18 Buy Surplus As Low As £0.68 Price with VAT: £0.82
    £0.68 Price with VAT: £0.82
    NATIONAL SEMICONDUCTOR CD4516BCN

    NATIONAL SEMICONDUCTOR

    CD4516BCN

    DISCONTINUED BY MANUFACTURER, IC-CHIP, DIP-16, BINARY COUNTER
    ✓ IN STOCK!
    £1.26 Price with VAT: £1.51 Buy Surplus As Low As £0.94 Price with VAT: £1.13
    £0.94 Price with VAT: £1.13
    NATIONAL SEMICONDUCTOR PN4916

    NATIONAL SEMICONDUCTOR

    PN4916

    DISCONTINUED BY MANUFACTURER, SMALL SIGNAL BIPOLAR TRANSISTOR, 0.1A I(C), 30V V(BR)CEO, 1-ELEMENT, PNP, SILICON, TO-92
    ✓ IN STOCK!
    Buy Surplus As Low As £0.70 Price with VAT: £0.84
    £0.70 Price with VAT: £0.84
    NATIONAL SEMICONDUCTOR LM79M12CP

    NATIONAL SEMICONDUCTOR

    LM79M12CP

    VOLT REGULATOR, 12 V, FIXED NEGATIVE, THROUGH HOLE
    ✓ IN STOCK!
    £1.26 Price with VAT: £1.51 Buy Surplus As Low As £0.72 Price with VAT: £0.86
    £0.72 Price with VAT: £0.86
    NATIONAL SEMICONDUCTOR LM607CH

    NATIONAL SEMICONDUCTOR

    LM607CH

    DISCONTINUED BY MANUFACTURER, OPERATIONAL AMPLIFIER, METAL CAN TO-99, 8PIN, 1.8MA, 22V
    ✓ IN STOCK!
    £1.00 Price with VAT: £1.20 Buy Surplus As Low As £0.72 Price with VAT: £0.86
    £0.72 Price with VAT: £0.86
    NATIONAL SEMICONDUCTOR LMC6034IN

    NATIONAL SEMICONDUCTOR

    LMC6034IN

    OP AMP, IC, 14 PIN DIP, THROUGH HOLE, 4 CHANNEL, 15.5 V, 1.4 MHZ.
    ✓ IN STOCK!
    £1.44 Price with VAT: £1.73 Buy Surplus As Low As £0.72 Price with VAT: £0.87
    £0.72 Price with VAT: £0.87
    NATIONAL SEMICONDUCTOR 1N5240

    NATIONAL SEMICONDUCTOR

    1N5240

    DISCONTINUED BY MANUFACTURER, ZENER DIODE, 10V V(Z), 20%, 0.5W, SILICON, UNIDIRECTIONAL, DO-35
    Buy Surplus As Low As £0.74 Price with VAT: £0.89
    £0.74 Price with VAT: £0.89
    NATIONAL SEMICONDUCTOR CD74AC244E

    NATIONAL SEMICONDUCTOR

    CD74AC244E

    DISCONTINUED BY MANUFACTURER, BUS DRIVER, AC SERIES, 2-FUNC, 4-BIT, TRUE OUTPUT, CMOS, DIP-20
    ✓ IN STOCK!
    £1.29 Price with VAT: £1.55 Buy Surplus As Low As £0.75 Price with VAT: £0.90
    £0.75 Price with VAT: £0.90
    NATIONAL SEMICONDUCTOR LM7808CT

    NATIONAL SEMICONDUCTOR

    LM7808CT

    TRANSISTOR, FIXED POSITIVE STANDARD REGULATOR, 8V, BIPOLAR, PSFM3, TO-220
    ✓ IN STOCK!
    £16.48 Price with VAT: £19.77 Buy Surplus As Low As £0.76 Price with VAT: £0.91
    £0.76 Price with VAT: £0.91
    NATIONAL SEMICONDUCTOR 2N2907

    NATIONAL SEMICONDUCTOR

    2N2907

    DISCONTINUED BY MANUFACTURER, TRANSISTOR, SMALL SIGNAL BIPOLAR, 0.6A I(C), 40V V(BR)CEO, 1-ELEMENT, PNP, SILICON, TO-18
    ✓ IN STOCK!
    £1.37 Price with VAT: £1.64 Buy Surplus As Low As £0.80 Price with VAT: £0.96
    £0.80 Price with VAT: £0.96
    TEXAS INSTRUMENTS SEMI TL082IP

    TEXAS INSTRUMENTS SEMI

    TL082IP

    IC, OP AMP, DUAL; NO. OF AMPLIFIERS:2 AMPLIFIER; BANDWIDTH:3MHZ; SLEW RATE:13V/ΜS; SUPPLY VOLTAGE RANGE:7V TO 36V; AMPLIFIER CASE STYLE:DIP; NO. OF PINS:8PINS; OPERATING TEMPERATURE MIN:-40° ...
    ✓ IN STOCK!
    £1.40 Price with VAT: £1.68 Buy Surplus As Low As £0.81 Price with VAT: £0.98
    £0.81 Price with VAT: £0.98
    TEXAS INSTRUMENTS SEMI LM2940T-10.0/NOPB

    TEXAS INSTRUMENTS SEMI

    LM2940T-10.0/NOPB

    FIXED POSITIVE LDO REGULATOR, 10V, 1V DROPOUT, BIPOLAR, TO-220
    ✓ IN STOCK!
    £1.29 Price with VAT: £1.55 Buy Surplus As Low As £0.81 Price with VAT: £0.98
    £0.81 Price with VAT: £0.98
    NATIONAL SEMICONDUCTOR DM74173N

    NATIONAL SEMICONDUCTOR

    DM74173N

    IC HEX/QUAD D FLIP-FLOPS W/CLEAR 16PIN
    ✓ IN STOCK!
    £1.31 Price with VAT: £1.57 Buy Surplus As Low As £0.84 Price with VAT: £1.00
    £0.84 Price with VAT: £1.00
    TEXAS INSTRUMENTS SEMI LM317T

    TEXAS INSTRUMENTS SEMI

    NATIONAL SEMICONDUCTOR

    LM317T

    DISCONTINUED BY MANUFACTURER, ADJUSTABLE POSITIVE REGULATOR, 1.2V MIN, 37V MAX, BIPOLAR, TO-220 TAB WITH SURFACE MOUNT LEADS
    ✓ IN STOCK!
    £1.45 Price with VAT: £1.75 Buy Surplus As Low As £0.84 Price with VAT: £1.01
    £0.84 Price with VAT: £1.01
    Next
    1 2 3 4 5 6 7 8 9 10