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INA849 датащи(PDF) 4 Page - Texas Instruments

номер детали INA849
подробное описание детали  PGA848 Low-Noise, Wide-Bandwidth, Scope Gain, Single-Ended Output, Programmable Gain Instrumentation Amplifier
PDF  39 Pages
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производитель  TI2 [Texas Instruments]
домашняя страница  https://www.ti.com
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INA849 датащи(HTML) 4 Page - Texas Instruments

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5 Pin Configuration and Functions
1
A2
12
DA_IN–
2
IN+
11
OUT
3
IN–
10
REF
4
A0
9
DA_IN+
Not to scale
Thermal Pad
Figure 5-1. RGT Package, 16-Pin VQFN (Top View)
Table 5-1. Pin Functions
PIN
TYPE
DESCRIPTION
NAME
NO.
A0
4
Input
Gain-setting pin 0
A1
5
Input
Gain-setting pin 1
A2
1
Input
Gain-setting pin 2
DA_IN+
9
Input
Connection to output difference amplifier summing node
DA_IN–
12
Input
Connection to output difference amplifier summing node
DGND
16
Power
Ground reference for digital-logic and gain-setting pins
IN–
3
Input
Negative (inverting) input
IN+
2
Input
Positive (noninverting) input
LVDD
7
Power
Output-driver positive supply
LVSS
14
Power
Output-driver negative supply
NC
8, 13
—
Do not connect
OUT
11
Output
Output
REF
10
Input
Reference input. Drive this pin with a low-impedance source
VS–
15
Power
Input-stage negative supply
VS+
6
Power
Input-stage positive supply
Thermal Pad
Thermal pad
—
Solder the thermal pad to the printed-circuit board (PCB). Connect the thermal pad to a
plane or large copper pour that is either floating or electrically connected to VS–. Make this
connection even for applications that have low power dissipation.
PGA848
SBOSAN4A – AUGUST 2025 – REVISED DECEMBER 2025
www.ti.com
4
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Copyright © 2025 Texas Instruments Incorporated
Product Folder Links: PGA848



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