Datasheet AD8235 (Analog Devices) - 8

HerstellerAnalog Devices
Beschreibung40 μA Micropower Instrumentation Amplifier in WLCSP Package
Seiten / Seite20 / 8 — AD8235. Data Sheet. PIN CONFIGURATION AND FUNCTION DESCRIPTIONS. BALL A1. …
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AD8235. Data Sheet. PIN CONFIGURATION AND FUNCTION DESCRIPTIONS. BALL A1. INDICATOR. +VS SDN. –IN. VOUT. REF. –VS. +IN. TOP VIEW

AD8235 Data Sheet PIN CONFIGURATION AND FUNCTION DESCRIPTIONS BALL A1 INDICATOR +VS SDN –IN VOUT REF –VS +IN TOP VIEW

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AD8235 Data Sheet PIN CONFIGURATION AND FUNCTION DESCRIPTIONS BALL A1 INDICATOR 1 2 3 +VS SDN –IN A VOUT NC RG B REF RG C –VS NC +IN
4 -00
D
1 1 2 08
TOP VIEW (BALL SIDE DOWN) Not to Scale NC = NO CONNECT
Figure 4. Pin Configuration (Top View Looking Through Package)
Table 5. Pin Function Descriptions Pin No. Mnemonic Description
A1 +VS Positive Power Supply Terminal. B1 VOUT Output Terminal. C1 REF Reference Voltage Terminal. Drive this terminal with a low impedance voltage source to level-shift the output. D1 −VS Negative Power Supply Terminal. A2 SDN Shutdown Pin. Tie to −VS for shutdown. Tie to +VS for normal operation. B2, D2 NC No Connect. Leave both pins floating. Should not connect to any potential. A3 −IN Negative Input Terminal (True Differential Input). B3, C3 RG Gain Setting Terminals. Place resistor across the RG pins. D3 +IN Positive Input Terminal (True Differential Input). Rev. A | Page 8 of 20 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION CONNECTION DIAGRAM PIN CONFIGURATION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION BASIC OPERATION GAIN SELECTION SHUTDOWN FEATURE LAYOUT RECOMMENDATIONS Pad Opening Pad Type Pad Finish Board Thickness Grounding REFERENCE TERMINAL POWER SUPPLY REGULATION AND BYPASSING INPUT BIAS CURRENT RETURN PATH INPUT PROTECTION RF INTERFERENCE COMMON-MODE INPUT VOLTAGE RANGE APPLICATIONS INFORMATION AC-COUPLED INSTRUMENTATION AMPLIFIER LOW POWER HEART RATE MONITOR OUTLINE DIMENSIONS ORDERING GUIDE