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Beginners guide ttl digital - guide, to

Beginners guide ttl digital - guide, to

£4.95
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88ls120 dual differential - dual,

88ls120 dual differential - dual,

£10.79
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25pcs fairchild dm74ls164n - 25pcs,

25pcs fairchild dm74ls164n - 25pcs,

£11.00
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Hd74ls375p original hitachi - hd74ls375p, "original"

Hd74ls375p original hitachi - hd74ls375p, "original"

£4.97
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Signetics n82s185an 2kx4 ttl - n82s185an,

Signetics n82s185an 2kx4 ttl - n82s185an,

£2.70
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Pcs 7406 hex inverter - 7406,

Pcs 7406 hex inverter - 7406,

£3.90
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7406 hex inverter buffer - 7406,

7406 hex inverter buffer - 7406,

£1.30
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Various series ttl - 74,

Various series ttl - 74,

£1.16
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Max232epe maxim pin - ic,

Max232epe maxim pin - ic,

£1.10
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74ls27 sgs ttl pin - sgs, ic

74ls27 sgs ttl pin - sgs, ic

£2.40
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74f02 smd logic ttl - 74f02-smd,

74f02 smd logic ttl - 74f02-smd,

£5.99
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Ds8640n ttl dip14 new - ic,

Ds8640n ttl dip14 new - ic,

£9.73
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Plessy zn1040e red counter - counter, ic

Plessy zn1040e red counter - counter, ic

£8.65
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25pc fairchild dm74ls166n - 25pc,

25pc fairchild dm74ls166n - 25pc,

£12.00
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Rs485 module max485 - max485, ttl

Rs485 module max485 - max485, ttl

£4.15
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25pcs fairchild dm74ls90n - 25pcs,

25pcs fairchild dm74ls90n - 25pcs,

£16.50
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74ls156 dual 4l decoder - 74ls156, 2l

74ls156 dual 4l decoder - 74ls156, 2l

£1.00
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Crystal oscillator pin dil - crystal,

Crystal oscillator pin dil - crystal,

£2.19
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N82s185an sinetics philips - x,

N82s185an sinetics philips - x,

£6.98
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Pal16l6cjs ceramic dip pal - ceramic,

Pal16l6cjs ceramic dip pal - ceramic,

£3.95
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Pcs 74ls173 ttl - pcs., 4-bit

Pcs 74ls173 ttl - pcs., 4-bit

£1.49
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100125dc ecl ttl - 100125dc,

100125dc ecl ttl - 100125dc,

£5.00
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Sn74ls47n dip bcd - dip,

Sn74ls47n dip bcd - dip,

£4.29
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Broadcom hcpl 2601 - broadcom, high

Broadcom hcpl 2601 - broadcom, high

£3.19
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Pcs sn74366 ttl - pcs., bus

Pcs sn74366 ttl - pcs., bus

£2.48
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7414 ttl dip logic ic - 7414,

7414 ttl dip logic ic - 7414,

£2.99
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Usb ic2 iic ttl serial - usb, iic/ttl

Usb ic2 iic ttl serial - usb, iic/ttl

£5.99
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100124dc ttl ecl - 100124dc,

100124dc ttl ecl - 100124dc,

£3.00
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Ttl tcs3200 7 - ic:,

Ttl tcs3200 7 - ic:,

£18.07
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Smd digital cmos - smd,

Smd digital cmos - smd,

£43.67
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Ttl 80 digital - ttl,

Ttl 80 digital - ttl,

£21.69
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Fairchild 74f157pc 74f157 - fairchild,

Fairchild 74f157pc 74f157 - fairchild,

£7.99
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74ls197 logic ttl dip14 - 74ls197,

74ls197 logic ttl dip14 - 74ls197,

£9.99
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Ds1000z50 tap silicon - ds1000z50,

Ds1000z50 tap silicon - ds1000z50,

£5.00
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Gl339d goldstar quad - gl339d, ic

Gl339d goldstar quad - gl339d, ic

£6.88
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74ls197n logic ttl dip14 - 74ls197n,

74ls197n logic ttl dip14 - 74ls197n,

£9.99
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National semiconductor - national,

National semiconductor - national,

£10.00
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Fairchild low power - power, schottky

Fairchild low power - power, schottky

£9.99
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Cmos ttl digital to - 3, 8

Cmos ttl digital to - 3, 8

£22.07
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Cmos ttl digital smd - cmos,ttl,

Cmos ttl digital smd - cmos,ttl,

£27.83
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Vintage 74f 54f amd logic - /,

Vintage 74f 54f amd logic - /,

£449.99
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100324dc ttl ecl - ,

100324dc ttl ecl - ,

£3.00
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2pcs vintage components - rs, ic

2pcs vintage components - rs, ic

£3.84
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Nsc semi tp3067j - nsc, codec/filter

Nsc semi tp3067j - nsc, codec/filter

£7.50
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Fairchild fast advanced - fairchild,

Fairchild fast advanced - fairchild,

£11.99
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74ls189 logic ttl - logic, ic

74ls189 logic ttl - logic, ic

£9.99
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74f00pc dip 74f00n - x,

74f00pc dip 74f00n - x,

£4.90
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Dm74s287an 74s287 national - 74s287,

Dm74s287an 74s287 national - 74s287,

£5.00
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Various series mil spec - mil-spec, ttl

Various series mil spec - mil-spec, ttl

£1.16
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Fairchild fast advanced - fairchild,

Fairchild fast advanced - fairchild,

£11.99
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Vintage data general - vintage, pin

Vintage data general - vintage, pin

£223.96
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74ls74a logic ttl sop14 - 74ls74a,

74ls74a logic ttl sop14 - 74ls74a,

£5.99
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Compact usb ttl - compact,

Compact usb ttl - compact,

£21.99
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74f244 smd logic - ttl,

74f244 smd logic - ttl,

£5.99
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Pcs motorola sn74ls242n - pcs,

Pcs motorola sn74ls242n - pcs,

£5.00
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Fairchild fst3125qscx - fairchild,

Fairchild fst3125qscx - fairchild,

£5.95
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Mc74f153n 74f153 original - mc74f153n,

Mc74f153n 74f153 original - mc74f153n,

£4.95
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74ls153 ttl multiplexer - 74ls153,

74ls153 ttl multiplexer - 74ls153,

£2.99
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74f623 smd logic - 74f623-smd, ic

74f623 smd logic - 74f623-smd, ic

£5.99
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Pcs 74198 ttl ic sn74198 - 2, pcs.

Pcs 74198 ttl ic sn74198 - 2, pcs.

£1.98
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Logic memory experiments - &,

Logic memory experiments - &,

£14.89
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Lingxingic sn74ls06n hex - lingxingic,

Lingxingic sn74ls06n hex - lingxingic,

£5.45
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Dsd tech u09c2 usb ttl - dsd, sh

Dsd tech u09c2 usb ttl - dsd, sh

£16.16
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Vintage 7450n ttl lot 9x - ic,

Vintage 7450n ttl lot 9x - ic,

£37.63
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Ks74hctls244n samsung - ks74hctls244n,

Ks74hctls244n samsung - ks74hctls244n,

£5.50
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Mc74f153n 74f153 original - mc74f153n,

Mc74f153n 74f153 original - mc74f153n,

£6.50
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10pcs fairchild 9n01 7401pcf - 10pcs, 9n01/7401pcf

10pcs fairchild 9n01 7401pcf - 10pcs, 9n01/7401pcf

£4.55
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Digital cmos ttl - cmos,ttl, dip14

Digital cmos ttl - cmos,ttl, dip14

£8.87
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Motorola sn74ls748n rare ic - sn74ls748n,,

Motorola sn74ls748n rare ic - sn74ls748n,,

£7.25
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U09g usb ttl serial - usb,

U09g usb ttl serial - usb,

£21.99
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74176 ttl ic - 74176, dec

74176 ttl ic - 74176, dec

£1.49
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Hd74ls375p original hitachi - hd74ls375p, "original"

Hd74ls375p original hitachi - hd74ls375p, "original"

£6.50
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Pcs 74123 ttl ic - 3,

Pcs 74123 ttl ic - 3,

£1.49
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5700ttl ic - 5700ttl, of

5700ttl ic - 5700ttl, of

£4.99
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Pcs sn74393 ttl - ic, 4

Pcs sn74393 ttl - ic, 4

£1.49
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Pcs 74ls157 ttl quad - 3,

Pcs 74ls157 ttl quad - 3,

£1.98
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Various 74ls series low - various,

Various 74ls series low - various,

£2.83
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Sn74ahct245n digital - 2x,

Sn74ahct245n digital - 2x,

£9.56
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74ls05 ttl sn74ls05n - ttl,

74ls05 ttl sn74ls05n - ttl,

£2.75
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Multiplexer ttl 4 dip16 - 4,

Multiplexer ttl 4 dip16 - 4,

£3.83
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7474 dual flip flop ics - 7474,

7474 dual flip flop ics - 7474,

£12.99
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Ttl digital 6 - ic:, not

Ttl digital 6 - ic:, not

£3.71
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10pcs max232epe rs232 232 - max232epe,

10pcs max232epe rs232 232 - max232epe,

£2.78
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Usb ttl - to, interface

Usb ttl - to, interface

£12.69
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Pcs 74182 ttl ic - 2,

Pcs 74182 ttl ic - 2,

£1.74
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Pack hd74ls03p ttl logic - of,

Pack hd74ls03p ttl logic - of,

£3.31
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Pcs 7403 ttl ic sn7403 - 5,

Pcs 7403 ttl ic sn7403 - 5,

£1.74
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Pcs 7492 ttl sn7492 - pcs., ic

Pcs 7492 ttl sn7492 - pcs., ic

£1.98
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74ls243 logic ttl dip14 - logic,

74ls243 logic ttl dip14 - logic,

£9.99
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N82s130f bit ttl bipolar - 2k-bit,

N82s130f bit ttl bipolar - 2k-bit,

£7.50
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Various 54ls series mil spec - various,

Various 54ls series mil spec - various,

£1.16
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Pcs 74hct373 octal d - octal, d-type

Pcs 74hct373 octal d - octal, d-type

£1.98
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74ls424 ttl ic bargain - 1, pc.

74ls424 ttl ic bargain - 1, pc.

£3.47
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Pcs 74122 ttl ic sn74122 - pcs.,

Pcs 74122 ttl ic sn74122 - pcs.,

£1.49
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Comp ttl cmos 1chan - ttl/cmos, 8-msop

Comp ttl cmos 1chan - ttl/cmos, 8-msop

£15.87
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📊95 listings · from £1 · avg £14.52

Browse 95 ttl ic listings currently in our index. Prices range from £1 to £449.99, with an average of £14.52. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about ttl ic →

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Whether you are looking for a brand-new or second-hand ttl ic, eBay offers one of the largest selections available online. With 95 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1, while premium listings can reach £449.99 — giving you a wide budget spread to work with. The average price of £14.52 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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