INTEGRATED CIRCUITS 74ABT245 Octal transceiver with direction pin (3-State) Product data Supersedes data of 1998 Jan 16 2003 Feb 06
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) FEATURES 74ABT245 DESCRIPTION • Octal bidirectional bus interface • 3-State buffers • Output capability: +64 mA/–32 mA • Latch-up protection exceeds 500 mA per Jedec Std 17 • ESD protection exceeds 2000 V per MIL STD 833 Method 3015 The 74ABT245 high-performance BiCMOS device combines low static and dynamic power dissipation with high speed and high output drive.
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) LOGIC SYMBOL 74ABT245 LOGIC SYMBOL (IEEE/IEC) 1 DIR A0 19 19 3 EN1 (BA) 2 1 18 A1 G3 OE 3 EN2 (AB) B0 3 17 A2 B1 4 1 2 16 A3 B2 5 15 A4 B3 6 14 A5 18 2 3 17 4 16 5 15 6 14 7 13 8 12 9 11 B4 7 13 A6 B5 8 12 A7 B6 9 11 B7 SA00122 SA00123 FUNCTION TABLE INPUTS H L X Z INPUTS/OUTPUTS OE DIR An Bn L L An = Bn Inputs L H Inputs Bn = An H X Z Z = High voltage
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) 74ABT245 RECOMMENDED OPERATING CONDITIONS LIMITS SYMBOL VCC PARAMETER Min DC supply voltage UNIT Max 4.5 5.5 V 0 VCC V VI Input voltage VIH HIGH-level input voltage VIL LOW-level Input voltage 0.8 V IOH HIGH-level output current –32 mA IOL LOW-level output current 64 mA 0 5 ns/V –40 +85 °C 2.
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) 74ABT245 AC CHARACTERISTICS GND = 0 V; tR = tF = 2.5 ns; CL = 50 pF, RL = 500 Ω LIMITS SYMBOL PARAMETER Tamb = +25 °C VCC = +5.0 V WAVEFORM Tamb = –40 °C to +85 °C VCC = +5.0 V ±0.5 V Min Typ Max Min Max UNIT tPLH tPHL Propagation delay An to Bn or Bn to An 1 1.0 1.0 2.2 2.9 4.1 4.2 1.0 1.0 4.6 4.6 ns tPZH tPZL Output enable time to HIGH and LOW level 2 1.3 2.3 3.0 4.0 4.8 5.8 1.3 2.3 5.3 6.
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) SO20: plastic small outline package; 20 leads; body width 7.
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) SSOP20: plastic shrink small outline package; 20 leads; body width 5.
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) TSSOP20: plastic thin shrink small outline package; 20 leads; body width 4.
Philips Semiconductors Product data Octal transceiver with direction pin (3-State) 74ABT245 REVISION HISTORY Rev Date Description _3 20030206 Product data (9397 750 11087); ECN 853-1447 29305 of 17 December 2002; Supersedes Product specfication (9397 750 03467) of 1998 Jan 16. Modifications: • Delete all references to N package. DIP20 package option discontinued. _2 19980116 Product specification (9397 750 03467) 1998 Jan 16; ECN 853-1447 18867 of 16 January 1998. Supersedes data of 1996 Sep 10.
