General Description

The VCX16722 low voltage 22-bit register contains twentytwo non-inverting D-type flip-flops with 3-STATE outputs

and is intended for bus oriented applications. The design

has been optimized for use with JEDEC compliant 200 pin

DIMM modules.

Features

■ 1.65V–3.6V VCC supply operation

■ 3.6V tolerant inputs and outputs

■ tPD (CLK to On)

3.6ns max for 3.0V to 3.6V VCC

4.6ns max for 2.3V to 2.7V VCC

9.2ns max for 1.65V to 1.95V VCC

■ Power-down high impedance inputs and outputs

■ Supports live insertion/withdrawal (Note 1)

■ Meets JEDEC registered module specifications

■ Static Drive (IOH/IOL)

±24mA @ 3.0V

±18mA @ 2.3V

±6mA @ 1.65V

■ Latchup performance exceeds 300 mA

■ ESD performance:

Human body model > 2000V

Machine model >200V