74FST3251 Datasheet 8:1 Multiplexer/demultiplexer Bus Switch

Manufacturer: ON

Overview: 74FST3251 8:1 Multiplexer/ Demultiplexer Bus Switch The ON Semiconductor 74FST3251 is an 8:1, high performance multiplexer/demultiplexer bus switch. The device is CMOS TTL compatible when operating between 4 and 5.5 Volts. The device exhibits extremely low RON and adds nearly zero propagation delay. The device adds no noise or ground bounce to the system. • RON t 4 W Typical • Less Than 0.25 ns–Max Delay Through Switch • Nearly Zero Standby Current • No Circuit Bounce • Control Inputs are TTL/CMOS Compatible • All Popular Packages: QSOP–16, TSSOP–16, SOIC–16 http://onsemi.

Datasheet Details

Part number	74FST3251
Manufacturer	ON
File Size	86.55 KB
Description	8:1 Multiplexer/Demultiplexer Bus Switch
Datasheet	74FST3251_ONSemiconductor.pdf

General Description

Bus Switch Enables Select Inputs Bus A Bus B B1, B2, B3, B4 ORDERING INFORMATION Device 74FST3251D 74FST3251DR2 74FST3251DT 74FST3251DTR2 74FST3251QS 74FST3251QSR Package SO–16 SO–16 TSSOP–16 TSSOP–16 QSOP–16 QSOP–16 Shipping 48 Units/Rail 2500 Units/Reel 96 Units/Rail 2500 Units/Reel 96 Units/Rail 2500 Units/Reel NOTE: H = HIGH Voltage Level, L = LOW Voltage Level, X = Don’t Care © Semiconductor Components Industries, LLC, 2002 1 January, 2002 – Rev.

1 Publication Order Number: 74FST3251/D 74FST3251 5 4 3 2 1 15 14 13 12 A B1 B2 B3 B4 B5 B6 B7 B8 SW SW SW SW SW SW SW S0 S1 S2 OE 11 10 9 7 Figure 1.

Logic Diagram http://onsemi.com 2 74FST3251 MAXIMUM RATINGS Symbol VCC VI VO IIK IOK IO ICC IGND TSTG TL TJ qJA DC Supply Voltage DC Input Voltag

Key Features

0.20 0.31 0.41 0.89 0.64 BSC 0.20 0.46 0.249 0.191 0.10 0.25 5.84 6.20 0_ 8_ 0_ 7_ 0.18 0.28 0.51 DIA 0.64 0.89 0.64 0.89 0_ 8_ RAD. 0.005.
0.010 TYP L 0.25 (0.010) M G T P DETAIL E C K V N 8 PL.
T.
D 16 PL 0.25 (0.010) M.

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