PGA309_05 BURR-BROWN [Burr-Brown Corporation], PGA309_05 Datasheet - Page 3

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PGA309_05

Manufacturer Part Number
PGA309_05
Description
Voltage Output PROFRAMMABLE SENSOR CONDITIONER
Manufacturer
BURR-BROWN [Burr-Brown Corporation]
Datasheet
ELECTRICAL CHARACTERISTICS
BOLDFACE limits apply over the specified temperature range: T
T A = +25°C, V SA = V SD = +5V (V SA = V SUPPLY ANALOG , V SD = V SUPPLY DIGITAL ; V SA must equal V SD ), GND D = GND A = 0, and V REF = REF IN /REF OUT = +5V,
unless otherwise noted.
PARAMETER
FRONT-END PGA + OUTPUT AMPLIFIER
V OUT /V IN Differential Signal Gain Range (1)
Input Voltage Noise Density
V OUT Slew Rate
V OUT Settling Time (0.01%)
V OUT Settling Time (0.01%)
V OUT Nonlinearity
External Sensor Output Sensitivity
FRONT-END PGA
Auto-Zero Internal Frequency
Offset Voltage (RTI) (2)
Linear Input Voltage Range (3)
Input Bias Current
Input Impedance: Differential
Input Impedance: Common-Mode
Input Voltage Noise
PGA Gain
Output Voltage Range
Bandwidth
COARSE OFFSET ADJUST
(RTI OF FRONT-END PGA)
Range
Resolution
FINE OFFSET ADJUST (ZERO DAC)
(RTO of the Front-End PGA) (2)
Programming Range
Output Range
Resolution
Integral Nonlinearity
Differential Nonlinearity
Gain Error
Gain Error Drift
Offset
Offset Drift
OUTPUT FINE GAIN ADJUST (GAIN DAC)
Range
Resolution
Integral Nonlinearity
Differential Nonlinearity
vs Temperature
vs Supply Voltage, V SA
vs Common-Mode Voltage
Gain Range Steps
Initial Gain Error
vs Temperature
vs Temperature
www.ti.com
Front-End PGA Gains: 4, 8, 16, 23.27, 32, 42.67, 64, 128
V OUT /V IN Differential Gain = 191, R L = 5kΩ || 200pF
V OUT /V IN Differential Gain = 8, R L = 5kΩ || 200pF
Output Amplifier Gains: 2, 2.4, 3, 3.6, 4.5, 6, 9
4, 8, 16, 23.27, 32, 42.67, 64, 128
Coarse Offset Adjust Disabled
V SA = V SD = V EXC = +5V
G F = Front-End PGA Gain
65,536 steps, 16-Bit DAC
65,536 steps, 16-Bit DAC
0.1Hz to 10Hz, G F = 128
±(14)(V REF )(0.00085)
±14 steps, 4-Bit + Sign
Fine Gain Adjust = 1
CONDITIONS
G F = 4 to 42
Gain = 128
G F = 128
Gain = 4
f = 1kHz
G F = 64
A
= −40°C to +125°C
SBOS292B − DECEMBER 2003 − REVISED JANUARY 2005
MIN
±56
0.2
0.1
0
0.05 to V SA − 0.1
8 to 1152
1500/G F
0.33 to 1
PGA309
1 to 245
4 to 128
50 || 20
30 || 6
0.002
±59.5
0.004
TYP
+0.2
0.25
210
400
0.5
4.1
0.1
0.2
0.3
0.5
0.1
0.5
±3
±2
10
60
73
20
10
10
10
20
6
7
4
4
5
6000/G F
V SA −1.5
V SA −0.1
V REF
MAX
±1.2
±1.6
±50
±64
1.5
±1
PGA309
GΩ || pF
GΩ || pF
ppm/°C
nV/√Hz
ppm/°C
UNITS
%FSR
µV/°C
µV PP
µV/°C
mV/V
%/°C
µV/V
µV/V
µV/V
V/µs
kHz
kHz
kHz
LSB
LSB
LSB
LSB
V/V
V/V
V/V
mV
mV
mV
µV
nA
µV
µs
µs
%
%
%
%
V
V
V
V
3

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