MIKROE-2555

MIKROE-2555 Datasheet

PID MIKROE-2555 Weight 25 g

Part	Datasheet
MIKROE-2555	MIKROE-2555 (pdf)

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GainAMP click PID MIKROE-2555 Weight 25 g GainAMP click carries the dual channel, low noise, digitally programmable gain amplifier PGA . The click is designed to work on either 3.3V or 5V power supply. It communicates with the target MCU over SPI interface, with additional functionality provided by the following pins on the mikroBUS line AN, RST. GainAMP click also features three pairs of screw terminals and a power indication LED. How it works The gains for both channels are independently programmable, using a 3-wire SPI interface to select voltage gains of 0, 1, 2, 5, 10, 20, 50, and 100V/V LTC6912-1 . All gains are inverting. The consists of 2 matched amplifiers with rail-to-rail outputs. When operated with unity gain, they will also process rail-to-rail input signals. A half-supply reference generated internally at the AGND pin supports single power supply applications. Operating from single or split supplies from 2.7V to 10.5V total. Programmable gain amplifier A programmable-gain amplifier PGA is an electronic amplifier whose gain can be controlled externally by analog or digital signals . Key features • gain amplifier o 2 Channels with Independent Gain Control o SPI Interface o Extended at High Gains o Input Range o Output Swing o Single or Dual Supply 2.7V to 10.5V Total • Screw terminals for input and output • SPI interface • 3.3V or 5V power supply Specification Product Type Amplifier Data Acquisition Systems, Dynamic Gain Changing, Automatic Ranging Circuits, Automatic Gain Control. dual channel gain amplifier Key Features Rail-to-Rail Output Swing, Rail-to-Rail Input Range, 2 Channels with Independent Gain Control, Three pairs of screw terminals, 3-wire SPI interface Interface Power Supply 3.3V or 5V Compatibility mikroBUS Click board size S x mm Pinout diagram This table shows how the pinout on GainAMP click corresponds to the pinout on the mikroBUS socket the latter shown in the two middle columns . Notes mikroBUStm Notes Analog input AN_IN 1 AN PWM 16 NC Not connected Shut down SHDN 2 RST INT 15 NC Not connected Chip select SPI_CS 3 CS TX 14 NC Not connected SPI Clock Input SPI_CLK 4 SCK RX 13 NC Not connected Not connected NC 5 MISO SCL 12 NC Not connected SPI Master Output Slave Input SPI_MOSI 6 MOSI SDA 11 NC Not connected Power supply +3.3V 7 3.3V 5V 10 +5V Power supply Ground GND 8 GND 9 GND Ground Maximum ratings Min Typ Max Unit Total Supply Voltage V+ to 11V V Input Current ±10 Operating Temperature Range 85°C Jumpers and settings Designator Name Default Position Default Option

PDF Datasheet Preview

GainAMP click

PID MIKROE-2555 Weight 25 g

GainAMP click carries the dual channel, low noise, digitally programmable gain amplifier PGA . The click is designed to work on either 3.3V or 5V power supply. It communicates with the target MCU over SPI interface, with additional functionality provided by the following pins on the mikroBUS line AN, RST. GainAMP click also features three pairs of screw terminals and a power indication LED. How it works The gains for both channels are independently programmable, using a 3-wire SPI interface to select voltage gains of 0, 1, 2, 5, 10, 20, 50, and 100V/V LTC6912-1 . All gains are inverting. The consists of 2 matched amplifiers with rail-to-rail outputs. When operated with unity gain, they will also process rail-to-rail input signals. A half-supply reference generated internally at the AGND pin supports single power supply applications. Operating from single or split supplies from 2.7V to 10.5V total.

Programmable gain amplifier

A programmable-gain amplifier PGA is an electronic amplifier whose gain can be controlled externally by analog or digital signals .

Key features
• gain amplifier o 2 Channels with Independent Gain Control o SPI Interface o Extended at High Gains o Input Range o Output Swing o Single or Dual Supply 2.7V to 10.5V Total
• Screw terminals for input and output
• SPI interface
• 3.3V or 5V power supply

Specification

Product Type Amplifier

Data Acquisition Systems, Dynamic Gain Changing, Automatic Ranging Circuits, Automatic Gain Control.
dual channel gain amplifier

Key Features

Rail-to-Rail Output Swing, Rail-to-Rail Input Range, 2 Channels with Independent Gain Control, Three pairs of screw terminals, 3-wire SPI interface

Interface

Power Supply 3.3V or 5V

Compatibility mikroBUS

Click board size

S x mm

Pinout diagram

This table shows how the pinout on GainAMP click corresponds to the pinout on the mikroBUS socket the latter shown in the two middle columns .

Notes
mikroBUStm

Notes

Analog input AN_IN 1 AN PWM 16 NC Not connected

Shut down SHDN 2 RST INT 15 NC Not connected

Chip select SPI_CS 3 CS TX 14 NC Not connected

SPI Clock Input SPI_CLK 4 SCK RX 13 NC Not connected

Not connected NC 5 MISO SCL 12 NC Not connected

SPI Master Output Slave Input SPI_MOSI 6 MOSI SDA 11 NC Not connected

Power supply +3.3V 7 3.3V 5V 10 +5V Power supply

Ground GND 8 GND 9 GND Ground

Maximum ratings

Min Typ Max Unit

Total Supply Voltage V+ to
11V V

Input Current
±10

Operating Temperature Range 85°C

Jumpers and settings

Designator Name Default Position Default Option

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived MIKROE-2555 Datasheet file may be downloaded here without warranties.

Datasheet ID: MIKROE-2555 649373