ADG439F: ±15 V, Fault Protected, 4-Channel High Performance Analog Multiplexer
The ADG439F is a CMOS analog multiplexer comprising four differential channels. This multiplexer provides fault protection. Using a series n-channel, p-channel, n-channel MOSFET structure, both
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ADG439F: ±15 V, Fault Protected, 4-Channel High Performance Analog Multiplexer
製品概要
The ADG439F is a CMOS analog multiplexer comprising four differential channels. This multiplexer provides fault protection. Using a series n-channel, p-channel, n-channel MOSFET structure, both device and signal source protection is provided in the event of an overvoltage or power loss. The multiplexer can withstand continuous overvoltage in-puts from -40 V to +55 V. During fault conditions, the multiplexer input (or output) appears as an open circuit and only a few nanoamperes of leakage current will flow. This protects not only the multiplexer and the circuitry driven by the multiplexer, but also protects the sensors or signal sources which drive the multiplexer.
The ADG439F switches one of four differential inputs to a common differential output as determined by the 2-bit binary address lines A0 and A1. An EN input on each device is used to enable or disable the device. When disabled, all channels are switched OFF.
- 英語データシート Rev D, 02/2000 (pdf 130kB)
- (データシート利用上の注意)
Features
- Fast Switching Times
- ton 250 ns max
- toff 150 ns max
- Fault and Overvoltage Protection (-40 V, + 55 V)
- All Switches OFF with Power Supply OFF
- Latch-Up Proof Construction
- Analog Output of ON Channel
Clamped within Power Supplies If an
Overvoltage Occurs - Break-Before-Make Switching Action
- TTL/CMOS Compatible
- 16-Lead DIP/SOIC Packages
Diagrams
- 拡大
- シンボル＆フットプリント
Functional Block Diagram
±15 V, Fault Protected, 4-Channel High Performance Analog Multiplexer
Functional Block Diagram for ADG439F
| Part# | Sw/Mx Function x # | Interface Type | Input Latch | Ron (Ohms) | Is (OFF) | t transition | Supply V Guar Performance | Features | Product Description | Price* (1000-4999) |
|---|---|---|---|---|---|---|---|---|---|---|
| ADG1404 | (4:1) x 1 | Parallel | No | 1.5 | 30pA | 150ns | Dual_(±15V), Dual_(±5V), Single_(+12V) | Chip Scale Pkg | 1.8 Ohm Max On Resistance, ±15 V/12 V/±5 V, 4:1, iCMOS Multiplexer | $2.83 |
| ADG1436 | (2:1) x 2 | - | - | - | - | - | - | - | 1.5 Ohm On Resistance, ±15 V/12 V/±5 V, iCMOS®, Dual SPDT Switch | $2.83 |
| AD8170 | (2:1) x 1 | Parallel | No | n/a | n/a | 9.1ns | Dual_(±5V) | On-Chip Buffer Amp(s) | 250 MHz BW, Ultra-Fast Switching, 2:1 x 1 Buffered Analog Multiplexer w/ Adjustable Gain | $2.22 |
| AD8180 | (2:1) x 1 | Parallel | No | n/a | n/a | 14ns | Dual_(±5V) | On-Chip Buffer Amp(s) | 930 MHz, 2:1 x 1 Buffered (G=+1) Analog Multiplexer with 10 ns Switching Speed & Output Disable | $1.91 |
| AD8182 | (2:1) x 2 | Parallel | No | n/a | n/a | 10ns | Dual_(±5V) | On-Chip Buffer Amp(s) | 780 MHz, 2:1 x 2 Buffered (G=+1) Analog Multiplexer with 10 ns Switching Speed & Output Disable | $2.72 |
| AD8188 | (2:1) x 3 | Parallel | No | n/a | n/a | 3.6ns | Single_(+5V) | On-Chip Buffer Amp(s) | 350 MHz Single-Supply (5 V) Triple 2:1 Analog CMOS Multiplexer w/ Output Buffers | $1.84 |
| AD8189 | (2:1) x 3 | Parallel | No | n/a | n/a | 4ns | Single_(+5V) | On-Chip Buffer Amp(s) | 350 MHz Single-Supply (5 V) Triple 2:1 Analog CMOS Multiplexer w/ Gain=2 Buffers | $1.84 |
| AD8183 | (2:1) x 3 | Parallel | No | n/a | n/a | 15ns | Dual_(±5V) | On-Chip Buffer Amp(s) | 590 MHz, 25 mA, Triple 2:1 Buffered (Gain = +1) Analog Multiplexer w/ Buffer Output Disable | $2.72 |
| AD8185 | (2:1) x 3 | Parallel | No | n/a | n/a | 15ns | Dual_(±5V) | On-Chip Buffer Amp(s) | 320 MHz, 25 mA, Triple 2:1 Buffered (Gain = +2) Analog Multiplexer w/ Buffer Output Disable | $2.72 |
| AD8186 | (2:1) x 3 | Parallel | No | n/a | n/a | 3.6ns | Single_(+5V) | On-Chip Buffer Amp(s) | 450 MHz, Single Supply, Triple 2:1 Buffered (Gain = +1) Analog Multiplexer w/ Buffer Output Disable | $2.62 |
| AD8187 | (2:1) x 3 | Parallel | No | n/a | n/a | 4ns | Single_(+5V) | On-Chip Buffer Amp(s) | 450 MHz, Single Supply, Triple 2:1 Buffered (Gain = +2) Analog Multiplexer w/ Buffer Output Disable | $2.62 |
| ADG774 | (2:1) x 4 | Parallel | No | 2.2 | 10pA | n/a | Single_(+3V), Single_(+5V) | USB Compatible | 3 V/5 V, Wide Bandwidth Quad 2:1 Analog CMOS Mux | $1.47 |
| ADG774A | (2:1) x 4 | Parallel | No | 2.2 | 1pA | n/a | Single_(+3V), Single_(+5V) | USB Compatible | Low Voltage, 400 MHz, Quad 2:1 Analog CMOS Multiplexer with 3 nS Switching Time | $1.51 |
| ADG784 | (2:1) x 4 | Parallel | No | 2.2 | 10pA | n/a | Single_(+3V), Single_(+5V) | Chip Scale Pkg, USB Compatible | 3V/5V, Wide Bandwidth, Quad 2:1 Analog CMOS Mux in Chip Scale Pkg | $1.47 </ |