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 />
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