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Logic selection guide 2016

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Digital multiplexers (cont.)<br />

Type number Description V CC<br />

(V)<br />

<strong>Logic</strong><br />

switching<br />

levels<br />

Output<br />

drive<br />

capability<br />

(mA)<br />

Output<br />

Load CL<br />

(Typ)<br />

t pd<br />

(ns)<br />

T amb<br />

(°C)<br />

74HCT151 8-input multiplexer; TTL-enabled 4.5 to 5.5 TTL ±4 50 pF 19 -40 to +125<br />

74HC153 Dual 4-input multiplexer 2.0 to 6.0 CMOS ±5.2 50 pF 17 -40 to +125<br />

74HCT153 Dual 4-input multiplexer; TTL-enabled 4.5 to 5.5 TTL ±4 50 pF 19 -40 to +125<br />

74HC157 Quad 2-input multiplexer 2.0 to 6.0 CMOS ±5.2 50 pF 11 -40 to +125<br />

74HCT157 Quad 2-input multiplexer; TTL-enabled 4.5 to 5.5 TTL ±4 50 pF 13 -40 to +125<br />

74HC251 8-input multiplexer (3-state) 2.0 to 6.0 CMOS ±5.2 50 pF 18 -40 to +125<br />

74HCT251 8-input multiplexer; TTL-enabled (3-state) 4.5 to 5.5 TTL ±4 50 pF 22 -40 to +125<br />

74HC253 Dual 4-input multiplexer (3-state) 2.0 to 6.0 CMOS ±7.8 50 pF 17 -40 to +125<br />

74HCT253 Dual 4-input multiplexer; TTL-enabled (3-state) 4.5 to 5.5 TTL ±6 50 pF 17 -40 to +125<br />

74HC257 Quad 2-input multiplexer (3-state) 2.0 to 6.0 CMOS ±7.8 50 pF 11 -40 to +125<br />

74HCT257 Quad 2-input multiplexer; TTL-enabled (3-state) 4.5 to 5.5 TTL ±6 50 pF 13 -40 to +125<br />

74HC158 Quad 2-input multiplexer; inverting 2.0 to 6.0 CMOS ±5.2 50 pF 12 -40 to +125<br />

74LV153 Dual 4-input multiplexer 1.0 to 3.6 TTL ±6 50 pF 14 -40 to +125<br />

74LV251 8-input multiplexer (3-state) 1.0 to 3.6 TTL ±6 50 pF 17 -40 to +125<br />

74LVC157 Quad 2-input multiplexer 1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±24 50 pF 2,5 -40 to +125<br />

74LVC1G157<br />

Single 2-input multiplexer<br />

1.65 to<br />

5.5<br />

CMOS/<br />

LVTTL<br />

±32 50 pF 2,2 -40 to +125<br />

74LVC257 Quad 2-input multiplexer (3-state) 1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±24 50 pF 2,4 -40 to +125<br />

ENCODERS<br />

Features and benefits<br />

4 Encode 10-line decimal to 4-line BCD<br />

4 Standard output capability<br />

4 Applications<br />

4 LED, LCD, incandescent, fluorescent, or gas-discharge<br />

displays<br />

4 10-position switch encoding<br />

4 Code converters, generators<br />

Encoders<br />

Type<br />

number<br />

Description<br />

V CC<br />

(V)<br />

<strong>Logic</strong><br />

switching<br />

levels<br />

Output<br />

drive<br />

capability<br />

(mA)<br />

t pd<br />

(ns)<br />

Number<br />

of bits<br />

T amb<br />

(°C)<br />

Package<br />

name<br />

74HCT147 10-to-4 line priority encoder; TTL-enabled 4.5 to 5.5 TTL ±4 17 10 -40 to +125 SOT109-1<br />

Note: Selected package types only. Complete package listings are in the previous section and online at www.nxp.com/logic.<br />

NXP <strong>Logic</strong> <strong>selection</strong> <strong>guide</strong> <strong>2016</strong><br />

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