AD7846
SPECIFICATIONS
VDD = +14.25 V to +15.75 V; VSS = −14.25 V to –15.75 V; VCC = +4.75 V to +5.25 V. VOUT loaded with 2 kΩ, 1000 pF to 0 V; VREF+ = +5 V;
IN connected to 0 V. All specifications TMIN to TMAX, unless otherwise noted.
R
Table 1.
Parameter1
J, A Versions
K, B Versions
Unit
Test Conditions/Comments
RESOLUTION
16
16
Bits
UNIPOLAR OUTPUT
Relative Accuracy at +25°C
TMIN to TMAX
Differential Nonlinearity Error
Gain Error at +25°C
TMIN to TMAX
Offset Error at +25°C
TMIN to TMAX
Gain TC2
Offset TC2
VREF− = 0 V, VOUT = 0 V to +10 V
1 LSB = 153 μV
±12
±16
±1
±12
±16
±12
±16
±1
±4
±±
±0.5
±6
±16
±6
±16
±1
±1
LSB typ
LSB max
LSB max
LSB typ
LSB max
LSB typ
LSB max
ppm FSR/°C typ
ppm FSR/°C typ
All grades guaranteed monotonic
VOUT load = 10 MΩ
±1
BIPOLAR OUTPUT
Relative Accuracy at +25°C
TMIN to TMAX
VREF− = –5 V, VOUT = −10 V to +10 V
1 LSB = 305 μV
±6
±±
±2
±4
LSB typ
LSB max
Differential Nonlinearity Error
Gain Error at +25°C
TMIN to TMAX
Offset Error at +25°C
TMIN to TMAX
Bipolar Zero Error at +25°C
TMIN to TMAX
Gain TC2
Offset TC2
Bipolar Zero TC2
±1
±6
±16
±6
±16
±6
±12
±1
±1
±0.5
±4
±16
±4
±12
±4
±±
±1
±1
±1
LSB max
LSB typ
LSB max
LSB typ
LSB max
LSB typ
LSB max
ppm FSR/°Ctyp
ppm FSR/°Ctyp
ppm FSR/°Ctyp
All grades guaranteed monotonic
VOUT load = 10 MΩ
VOUT load = 10 MΩ
±1
REFERENCE INPUT
Input Resistance
20
40
VSS + 6 to
VDD − 6
VSS + 6 to
VDD − 6
20
40
VSS + 6 to
VDD − 6
VSS + 6 to
VDD − 6
kΩ min
kΩ max
V min to
V max
V min to
V max
Resistance from VREF+ to VREF−
Typically 30 kΩ
VREF+ Range
VREF− Range
OUTPUT CHARACTERISTICS
Output Voltage Swing
V max
VSS + 4 to
VSS + 4 to
VDD − 3
2
1000
0.3
V
2
DD − 3
Resistive Load
Capacitive Load
Output Resistance
Short Circuit Current
DIGITAL INPUTS
kΩ min
pF max
Ω typ
To 0 V
To 0 V
1000
0.3
±25
±25
mA typ
To 0 V or any power supply
VIH (Input High Voltage)
VIL (Input Low Voltage)
IIN (Input Current)
2.4
0.±
±10
10
2.4
0.±
±10
10
V min
V max
μA max
pF max
CIN (Input Capacitance)2
Rev. G | Page 3 of 24
ADI [ ADI ]
