74VCX162245MTD

74VCX162245MTD Datasheet


74VCX162245 Low Voltage 16-Bit Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs and 26 Series Resistors in A Port Outputs

Part Datasheet
74VCX162245MTD 74VCX162245MTD 74VCX162245MTD (pdf)
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74VCX162245MTDX 74VCX162245MTDX 74VCX162245MTDX
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74VCX162245 Low Voltage 16-Bit Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs and 26 Series Resistors in A Port Outputs
74VCX162245

Low Voltage 16-Bit Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs and 26 Series Resistors in A Port Outputs

The VCX162245 contains sixteen non-inverting bidirectional buffers with 3-STATE outputs and is intended for bus oriented applications. The device is byte controlled. Each byte has separate 3-STATE control inputs which can be shorted together for full 16-bit operation. The T/R inputs determine the direction of data flow through the device. The OE inputs disable both the A and B ports by placing them in a high impedance state.

The 74VCX162245 is designed for low voltage 1.4V to 3.6V VCC applications with I/O compatibility up to 3.6V. The 74VCX162245 is also designed with 26 series resistance in the A Port outputs. This design reduces line noise in applications such as memory address drivers, clock drivers, and bus transceivers/transmitters.

The 74VCX162245 is fabricated with an advanced CMOS technology to achieve high speed operation while maintaining low CMOS power dissipation.
s 1.4V to 3.6V VCC supply operation s 3.6V tolerant inputs and outputs s 26 series resistors in A port outputs s tPD B to A
ns max for 3.0V to 3.6V VCC s Power-down high impedance inputs and outputs s Supports live insertion/withdrawal Note 1 s Static Drive IOH/IOL A outputs
r12 mA 3.0V VCC s Uses patented noise/EMI reduction circuitry s Latchup performance exceeds 300 mA s ESD performance:

Human body model ! 2000V Machine model !200V

Note 1 To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pull-up resistor the minimum value of the resistor is determined by the current-sourcing capability of the driver.
Ordering Code:

Order Number Package Number

Package Description
74VCX162245MTD

MTD48
48-Lead Thin Shrink Small Outline Package TSSOP , JEDEC MO-153, 6.1mm Wide
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.

Logic Symbol

Pin Descriptions

Pin Names

OEn T/Rn

Output Enable Input Transmit/Receive Input Side A Inputs or 3-STATE Outputs Side B Inputs or 3-STATE Outputs
2005 Fairchild Semiconductor Corporation DS500048
74VCX162245

Connection Diagram

Truth Tables

Inputs

Outputs

T/R1

Bus Data to Bus

Bus Data to Bus

HIGH Z State on

Inputs

Outputs

T/R2

Bus Data to Bus

Bus Data to Bus

HIGH Z State on

H HIGH Voltage Level L LOW Voltage Level X Immaterial HIGH or LOW, inputs and I/O’s may not float Z High Impedance

Logic Diagram
74VCX162245

Absolute Maximum Ratings Note 2

Supply Voltage VCC DC Input Voltage VI Output Voltage VO

Outputs 3-State

Outputs Active Note 3 DC Input Diode Current IIK VI 0V DC Output Diode Current IOK

VO 0V VO ! VCC DC Output Source/Sink Current

IOH/IOL DC VCC or Ground Current per

Supply Pin ICC or Ground Storage Temperature Range TSTG
to VCC 0.5V
r50 mA
r100 mA to

Recommended Operating Conditions Note 4

Power Supply

Operating
1.4V to 3.6V

Data Retention Only
1.2V to 3.6V
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Datasheet ID: 74VCX162245MTD 513454