ADG1434

Analog Switch

The ADG1434 is a analog switch from Analog Devices. View the full ADG1434 datasheet below including key specifications.

Official ADG1434 datasheet (PDF) — the source this page was extracted from.

Manufacturer

ADG1434 Key Specifications

Parameter	Value
Channels	4 SPDT
THD+N (±15 V)	0.025 %
Package Options	20-lead TSSOP, 20-lead 4mm x 4mm LFCSP_VQ
Off Isolation (1 MHz)	-70 dB
Supply Voltage VDD/VSS	±4.5 V to ±16.5 V dual; 5 V to 16.5 V single (12 V nominal)
-3 DB Bandwidth (±15 V)	200 MHz
Operating Temperature Range	-40°C to +125°C
Transition Time (Typ, ±15 V)	140 ns
Logic Input Low Voltage (VIL Max)	0.8 V
Logic Input High Voltage (VIH Min)	2.0 V
On Resistance (Max, 25°C, ±15 V)	4.7 Ω
Supply Current IDD (Typ, ±16.5 V)	0.001 μA
On Resistance Flatness (Typ, ±15 V)	0.5 Ω
Continuous Current Per Channel (ADG1434, 25°C, ±15 V)	100 mA

ADG1434 Overview

Part: ADG1434 — Analog Devices Type: Quad SPDT Analog Switch Description: The ADG1434 is a monolithic industrial CMOS analog switch comprising four independently selectable single-pole, double-throw (SPDT) switches with 4.7 Ω maximum on resistance and up to 115 mA continuous current per channel.

Operating Conditions:

Supply voltage: ±4.5 V to ±16.5 V (dual supply), 5 V to 16.5 V (single supply)
Operating temperature: -40°C to +125°C
Logic input voltage: 2.0 V min (high), 0.8 V max (low)

Absolute Maximum Ratings:

Max supply voltage (VDD to VSS): 35 V
Max continuous current (S or D): Data + 15% (up to 115 mA for ADG1433, 100 mA for ADG1434 at ±15V, 25°C)
Max junction temperature: 150°C

Key Specs:

On Resistance (RON): 4.7 Ω max (at +25°C, ±15 V supply, IS = -10 mA)
On Resistance Flatness (RFLAT(ON)): 0.72 Ω max (at +25°C, ±15 V supply, IS = -10 mA)
Analog Signal Range: VSS to VDD
Source Off Leakage (IS(Off)): ±0.3 nA max (at +25°C, ±15 V supply)
Transition Time (tTRANS): 200 ns max (at +25°C, ±15 V supply, RL = 100 Ω, CL = 35 pF)
Break-Before-Make Time Delay (tD): 30 ns min (at +25°C, ±15 V supply, VS1 = VS2 = 10 V)
Continuous Current per Channel (ADG1434): 100 mA max (at +25°C, ±15 V supply)
-3 dB Bandwidth: 200 MHz typ (at +25°C, ±15 V supply, RL = 50 Ω, CL = 5 pF)

Features:

4.7 Ω maximum on resistance @ 25°C
0.5 Ω on resistance flatness
Fully specified at ±15 V/+12 V/±5 V
3 V logic-compatible inputs
Up to 115 mA continuous current per channel
Rail-to-rail operation
Break-before-make switching action

Applications:

Relay replacement
Audio and video routing
Automatic test equipment
Data acquisition systems
Temperature measurement systems
Avionics
Battery-powered systems
Communication systems
Medical equipment

Package:

20-lead TSSOP
4 mm × 4 mm LFCSP_VQ

ADG1434 Features

4.7 Ω maximum on resistance @ 25°C 0.5 Ω on resistance flatness Fully specified at ±15 V/+12 V/±5 V 3 V logic-compatible inputs Up to 115 mA continuous current per channel Rail-to-rail operation Break-before-make switching action

16-/20-lead TSSOP and 4 mm × 4 mm LFCSP_VQ packages

ADG1434 Applications

Relay replacement Audio and video routing Automatic test equipment Data acquisition systems Temperature measurement systems Avionics Battery-powered systems Communication systems Medical equipment

ADG1434 Pin Configuration

Figure 4. ADG1433 TSSOP Pin Configuration

ADG1434 Thermal Information

θJA is specified for the worst-case conditions, that is, a device soldered in a circuit board for surface-mount packages.

Table 5. PackageType	θ JA	θ JC	Unit
TSSOP	150.4	50	°C/W
LFCSP_VQ	30.4	N/A	°C/W

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
ADG1433	Analog Devices	—
ADG1434YCPZ-REEL	Analog Devices	LFCSP-20 4x4mm
ADG1434YCPZ-REEL7	Analog Devices	LFCSP-20 4x4mm
ADG1434YRUZ	Analog Devices	TSSOP-20
ADG1434YRUZ-REEL	Analog Devices	TSSOP-20
ADG1434YRUZ-REEL7	Analog Devices	TSSOP-20

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