Datasheet ADA4896-2, ADA4897-1, ADA4897-2 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 1 nV/√Hz, Low Power Operational Amplifier |
| Seiten / Seite | 28 / 9 — Data Sheet. ADA4896-2/ADA4897-1/ADA4897-2. PIN CONFIGURATIONS AND … |
| Revision | B |
| Dateiformat / Größe | PDF / 686 Kb |
| Dokumentensprache | Englisch |
Data Sheet. ADA4896-2/ADA4897-1/ADA4897-2. PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS. ADA4896-2. OUT1 1. 8 +VS. –IN1 2. 7 OUT2
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Data Sheet ADA4896-2/ADA4897-1/ADA4897-2 PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS ADA4896-2 OUT1 1 8 +VS –IN1 2 7 OUT2 ADA4896-2 +IN1 3 6 –IN2 OUT1 1 8 +VS –V 4 –IN1 7 OUT2 S 5 +IN2 2 +IN1 3 6 –IN2 NOTES 1. THE EXPOSED PAD CAN BE –V 5 +IN2
02
S 4
0
CONNECTED TO GND OR
22 7- 0
POWER PLANES, OR IT CAN
7- 44
TOP VIEW
09
BE LEFT FLOATING.
44
(Not to Scale)
09 Figure 4. 8-Lead LFCSP Pin Configuration Figure 5. 8-Lead MSOP Pin Configuration
Table 8. ADA4896-2 Pi n Function Descriptions Pin No. Mnemonic Description
1 OUT1 Output 1. 2 −IN1 Inverting Input 1. 3 +IN1 Noninverting Input 1. 4 −VS Negative Supply. 5 +IN2 Noninverting Input 2. 6 −IN2 Inverting Input 2. 7 OUT2 Output 2. 8 +VS Positive Supply. EPAD Exposed Pad (LFCSP Only). The exposed pad can be connected to GND or power planes, or it can be left floating.
NC 1 8 DISABLE OUT 1 6 +V –IN S 2 7 +VS +IN 3 6 OUT –VS 2 5 DISABLE –VS 4 5 NC ADA4897-1
016
NC = NO CONNECT. DO NOT +IN 3
017
ADA4897-1 4 –IN
7-
CONNECT TO THIS PIN.
09447- 0944 Figure 6. 8-Lead SOIC Pin Configuration Figure 7. 6-Lead SOT-23 Pin Configuration
Table 9. ADA4897-1 Pi n Function Descriptions Pin No. SOIC SOT- Mn 23 emonic Description
1, 5 N/A NC No Connect. Do not connect to these pins. 2 4 −IN Inverting Input. 3 3 +IN Noninverting Input. 4 2 −VS Negative Supply. 6 1 OUT Output. 7 6 +VS Positive Supply. 8 5 DISABLE Disable. Rev. B | Page 9 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY +5 V SUPPLY +3 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER DESCRIPTION INPUT PROTECTION DISABLE OPERATION DC ERRORS BIAS CURRENT CANCELLATION NOISE CONSIDERATIONS CAPACITANCE DRIVE APPLICATIONS INFORMATION TYPICAL PERFORMANCE VALUES LOW NOISE, GAIN SELECTABLE AMPLIFIER MEDICAL ULTRASOUND APPLICATIONS Overview of the Ultrasound System ADA4896-2/ADA4897-1/ADA4897-2 in the Ultrasound System LAYOUT CONSIDERATIONS Ground Plane Power Supply Bypassing OUTLINE DIMENSIONS ORDERING GUIDE
02
S 4
0
CONNECTED TO GND OR
22 7- 0
POWER PLANES, OR IT CAN
7- 44
TOP VIEW
09
BE LEFT FLOATING.
44
(Not to Scale)
09 Figure 4. 8-Lead LFCSP Pin Configuration Figure 5. 8-Lead MSOP Pin Configuration
Table 8. ADA4896-2 Pi n Function Descriptions Pin No. Mnemonic Description
1 OUT1 Output 1. 2 −IN1 Inverting Input 1. 3 +IN1 Noninverting Input 1. 4 −VS Negative Supply. 5 +IN2 Noninverting Input 2. 6 −IN2 Inverting Input 2. 7 OUT2 Output 2. 8 +VS Positive Supply. EPAD Exposed Pad (LFCSP Only). The exposed pad can be connected to GND or power planes, or it can be left floating.
NC 1 8 DISABLE OUT 1 6 +V –IN S 2 7 +VS +IN 3 6 OUT –VS 2 5 DISABLE –VS 4 5 NC ADA4897-1
016
NC = NO CONNECT. DO NOT +IN 3
017
ADA4897-1 4 –IN
7-
CONNECT TO THIS PIN.
09447- 0944 Figure 6. 8-Lead SOIC Pin Configuration Figure 7. 6-Lead SOT-23 Pin Configuration
Table 9. ADA4897-1 Pi n Function Descriptions Pin No. SOIC SOT- Mn 23 emonic Description
1, 5 N/A NC No Connect. Do not connect to these pins. 2 4 −IN Inverting Input. 3 3 +IN Noninverting Input. 4 2 −VS Negative Supply. 6 1 OUT Output. 7 6 +VS Positive Supply. 8 5 DISABLE Disable. Rev. B | Page 9 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V SUPPLY +5 V SUPPLY +3 V SUPPLY ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER DESCRIPTION INPUT PROTECTION DISABLE OPERATION DC ERRORS BIAS CURRENT CANCELLATION NOISE CONSIDERATIONS CAPACITANCE DRIVE APPLICATIONS INFORMATION TYPICAL PERFORMANCE VALUES LOW NOISE, GAIN SELECTABLE AMPLIFIER MEDICAL ULTRASOUND APPLICATIONS Overview of the Ultrasound System ADA4896-2/ADA4897-1/ADA4897-2 in the Ultrasound System LAYOUT CONSIDERATIONS Ground Plane Power Supply Bypassing OUTLINE DIMENSIONS ORDERING GUIDE