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Logic selection guide 2016

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Transceivers (cont.)<br />

Type number Description V CC<br />

(V)<br />

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

switching<br />

levels<br />

Output<br />

drive<br />

capability<br />

t pd<br />

(ns)<br />

Number<br />

of bits<br />

f max<br />

(MHz)<br />

Output<br />

Load<br />

C L (Typ)<br />

74AVC16245 16-bit transceiver (3-state) 1.2 to 3.6 CMOS ±12 2 16 200 30 pF<br />

74AVCH16245 16-bit transceiver with bus hold (3-state) 1.2 to 3.6 CMOS ±12 2 16 200 30 pF<br />

74HC245 Octal transceiver (3-state) 2.0 to 6.0 CMOS ±7.8 7 8 36 50 pF<br />

74HCT245 Octal transceiver; TTL-enabled (3-state) 4.5 to 5.5 TTL ±6 10 8 36 50 pF<br />

74HC640 Octal transceiver; inverting (3-state) 2.0 to 6.0 CMOS ±7.8 9 8 36 50 pF<br />

74HCT640 Octal transceiver; inverting; TTL-enabled (3-state) 4.5 to 5.5 TTL ±6 9 8 36 50 pF<br />

74HC652 Octal registered transceiver (3-state) 2.0 to 6.0 CMOS ±7.8 13 8 36 50 pF<br />

74HCT652 Octal registered transceiver; TTL-enabled (3-state) 4.5 to 5.5 TTL ±6 13 8 36 50 pF<br />

74LV245 Octal transceiver (3-state) 1.0 to 5.5 TTL ±16 7 8 30 50 pF<br />

74LVC162245<br />

16-bit transceiver with 30 Ω termination resistors<br />

(3-state)<br />

1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±12 3.3 16 175 50 pF<br />

74LVCH162245<br />

16-bit transceiver with bus hold and 30 Ω<br />

termination resistors (3-state)<br />

1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±12 3.3 16 175 50 pF<br />

74LVC16245 16-bit transceiver (3-state) 1.2 to 3.6<br />

74LVCH16245 16-bit transceiver with bus hold (3-state) 1.2 to 3.6<br />

74LVC245 Octal transceiver (3-state) 1.2 to 3.6<br />

74LVCH245 Octal transceiver with bus hold (3-state) 1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

±24 3 16 175 50 pF<br />

±24 3 16 175 50 pF<br />

±24 2.9 8 175 50 pF<br />

±24 2.9 8 175 50 pF<br />

74LVC2245<br />

Octal transceiver with 30 Ω termination resistors<br />

(3-state)<br />

1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±12 3.3 8 175 50 pF<br />

74LVC2952<br />

Octal registered transceiver with 30 Ω termination<br />

resistors (3-state)<br />

1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±24 4.3 8 175 50 pF<br />

74LVC32245 32-bit transceiver (3-state) 1.2 to 3.6<br />

74LVC543 Octal registered transceiver (3-state) 1.2 to 3.6<br />

74LVC544 Octal registered transceiver; inverting (3-state) 1.2 to 3.6<br />

74LVC623 Octal transceiver with dual enable (3-state) 1.2 to 3.6<br />

74LVC646 Octal registered transceiver (3-state) 1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

CMOS/<br />

LVTTL<br />

±24 2.2 32 175 50 pF<br />

±24 3.3 8 175 50 pF<br />

±24 4 8 175 50 pF<br />

±24 3.3 8 175 50 pF<br />

±24 3.9 8 175 50 pF<br />

74LVCH322245<br />

32-bit transceiver with bus hold and 30 Ω<br />

termination resistors (3-state)<br />

1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±12 3.3 32 175 50 pF<br />

74LVCH32245 32-bit transceiver with bus hold (3-state) 1.2 to 3.6<br />

CMOS/<br />

LVTTL<br />

±24 3 32 175 50 pF<br />

74LVT16245 16-bit transceiver with bus hold (3-state) 2.7 to 3.6 TTL -32 / +64 1.9 16 150 50 pF<br />

74LVTH16245 16-bit transceiver with bus hold (3-state) 2.7 to 3.6 TTL -32 / +64 1.9 16 150 50 pF<br />

74LVT2245<br />

Octal transceiver with bus hold and 30 Ω termination<br />

resistors (3-state)<br />

2.7 to 3.6 TTL ±12 3.2 8 150 50 pF<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 />

105

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