MAX9939 Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX9939 Datasheet PDF : 15 Pages
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SPI Programmable-Gain Amplifier
with Input VOS Trim and Output Op Amp
VCC
0.1µF
1µF
MAX9939
10kΩ
INA+
10kΩ
INA-
VCC
20kΩ
VCC/2
20kΩ
RI
LVL
VCC
20kΩ
VCC/2
20kΩ
OUTA
A
RF
10kΩ
10kΩ
INPUT
GAIN
OFFSET-
VOLTAGE
SHUTDOWN
TRIM
SPI REGISTERS
SCLK DIN CS
VCC
20kΩ
20kΩ
B
VCC/2
INB
10kΩ
OUTB
GND
Figure 4. Using the MAX9939 as a Differential-Input, Differential-Output PGA
ASIC
ADC
CS
DOUT
SCLK
PROCESS: BiCMOS
Chip Information
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