ANALOG DEVICES ADG5208 Product Data Sheet Rev A

High Voltage, Latch-Up Proof, 4-/8-Channel Multiplexers

Data Sheet ADG5208/ADG5209 FEATURES FUNCTIONAL BLOCK DIAGRAMS Latch-up proof ADG5208 ADG5209 5.5 p F off source capacitance

52 p F off drain capacitance

0.4 p C charge injection

Low on resistance: 160 Ω typical

±9 V to ±22 V dual-supply operation S1B

9 V to 40 V single-supply operation DB

48 V supply maximum ratings S8 Fully specified at ±15 V, ±20 V, +12 V, and +36 V

1-OF-8 1-OF-4

VSS to VDD analog signal range

DECODER DECODER

Human body model (HBM) ESD rating 4 k V I/O port to supplies

A0 A1 A2 EN A0 A1 EN

1 k V I/O port to I/O port

Figure 1.

4 k V all other pins

APPLICATIONS Automatic test equipment Data acquisition Instrumentation Avionics Audio and video switching Communication systems

GENERAL DESCRIPTION The ADG5208/ADG5209 do not have VL pins; instead, the logic power supply is generated internally by an on-chip voltage

The ADG5208/ADG5209 are monolithic CMOS analog multi-

generator.

plexers comprising eight single channels and four differential channels, respectively. The ADG5208 switches one of eight PRODUCT HIGHLIGHTS inputs to a common output, as determined by the 3-bit binary

1. Trench Isolation Guards Against Latch-Up.

address lines, A0, A1, and A2. The ADG5209 switches one of

A dielectric trench separates the P and N channel transistors

four differential inputs to a common differential output, as

to prevent latch-up even under severe overvoltage conditions.

determined by the 2-bit binary address lines, A0 and A1.

2. 0.4 p C Charge Injection.

An EN input on both devices enables or disables the device. 3. Dual-Supply Operation. When EN is disabled, all channels switch off. The ultralow For applications where the analog signal is bipolar, the capacitance and charge injection of these switches make them ADG5208/ADG5209 can be operated from dual supplies

ideal solutions for data acquisition and sample-and-hold appli- of up to ±22 V. cations, where low glitch and fast settling are required. Fast 4. Single-Supply Operation. switching speed coupled with high signal bandwidth make For applications where the analog signal is unipolar, the these devices suitable for video signal switching. ADG5208/ADG5209 can be operated from a single rail

power supply of up to 40 V.

Each switch conducts equally well in both directions when on,

5. 3 V Logic-Compatible Digital Inputs.

and each switch has an input signal range that extends to the

VINH = 2.0 V, VINL = 0.8 V.

power supplies. In the off condition, signal levels up to the

6. No VL Logic Power Supply Required.

supplies are blocked.

Rev. A Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

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