Datasheet Summary
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SN74CB3T3257 4-BIT 1-OF-2 FET MULTIPLEXER/DEMULTIPLEXER 2.5-V/3.3-V LOW-VOLTAGE BUS SWITCH WITH 5-V-TOLERANT LEVEL SHIFTER
SCDS149
- OCTOBER 2003
- REVISED MARCH 2005
Features
- Output Voltage Translation Tracks VCC
- Supports Mixed-Mode Signal Operation on All
Data I/O Ports
- 5-V Input Down to 3.3-V Output Level Shift With 3.3-V VCC
- 5-V/3.3-V Input Down to 2.5-V Output Level Shift With 2.5-V VCC
- 5-V-Tolerant I/Os With Device Powered Up or Powered Down
- Bidirectional Data Flow With Near-Zero Propagation Delay
- Low ON-State Resistance (ron) Characteristics (ron = 5 Ω Typ)
- Low Input/Output Capacitance Minimizes Loading (Cio(OFF) = 5 pF Typ)
- Data and Control Inputs...