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74FST3253
Dual 4:1 Multiplexer/ Demultiplexer Bus Switch
The ON Semiconductor 74FST3253 is a dual 4:1, 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.
Features
• 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 • Pin−For−Pin Compatible With QS3253, FST3253, CBT3253 • Popular Packages: TSSOP−16, SOIC−16 • All Devices in Package TSSOP are Inherently Pb−Free*
OE1 S1 1B4 1B3 1B2 1B1 1A
GND
1 2
3 4 5 6 7 8
16 VCC
15 OE2
14 S0
13 2B4
12 11 10 9
2B3 2B2 2B1 2A
Figure 1.
74FST3253 Datasheet
