LTC1650
ELECTRICAL CHARACTERISTICS
AVDD = 4.75V to 5.25V, AVSS = – 4.75V to – 5.25V, DVDD = 4.75V to 5.25V, REFLO = 0V, REFHI = 4.096V, VOUT unloaded,
TA = TMIN to TMAX unless otherwise noted.
SYMBOL PARAMETER
Power Supply Characteristics
AVDD
Positive Supply Voltage
DVDD
Positive Supply Voltage
AVSS
Negative Supply Voltage
IAVDD
AVDD Supply Current
IAVSS
AVSS Supply Current
IDVDD
DVDD Supply Current
PSRR
AVDD, DVDD Supply Rejection
AVSS Supply Rejection
Reference Input
RIN
Reference Input Resistance
REFHI Range
REFLO Range
Op Amp DC Performance
Short-Circuit Current Low
Short-Circuit Current High
Output Impedance
DAC Output Range
AC Performance
Voltage Output Slew Rate
Voltage Output Settling Time
Midscale Glitch Impulse
Digital Feedthrough
Output Noise Voltage Density
SINAD
Signal-to-Noise + Distortion Ratio
CONDITIONS
4.75V ≤ AVDD ≤ 5.25V (Note 5)
– 5.25V ≤ AVSS ≤ – 4.75V (Note 5)
4.75V ≤ DVDD ≤ 5.25V (Note 5)
4.75V ≤ AVDD, DVDD ≤ 5.25V
– 5.25V ≤ AVSS ≤ – 4.75V
VOUT Shorted to GND
VOUT Shorted to VCC
Measured at Midscale
Unipolar Mode (Note 9)
Bipolar Mode (Note 9)
Unloaded (Note 4)
1kHz to 100kHz (Note 6)
REFHI = 1kHz 4VP-P
MIN TYP MAX
q 4.75
5.0
5.25
q 4.75
5.0
5.25
q – 4.75 – 5.0 – 5.25
q
5
7.5
q – 7.5
–5
q
0.1 0.25
q
0.5
1.5
q
0.5
1.5
q 2.5
5
7.5
q – 4.0 4.0
4.5
q – 1.0
0
1.0
q
25
50
q
25
50
0.15
0V to VREF
± VREF
q 0.8
2.0
4
1.8
0.05
30
96
UNITS
V
V
V
mA
mA
mA
LSB/V
LSB/V
kΩ
V
V
mA
mA
Ω
V
V
V/µs
µs
nV-s
nV-s
nV/√Hz
dB
3