Parameter
B Grade
1
Units
Test Conditions/Comments
ACCURACY
Resolution
12
Bits
1 LSB = VREF/2
12 = 2.44 mV when V
REF = 10 V
Relative Accuracy
±0.5
LSB max
Differential Nonlinearity
±0.5
LSB max
All Grades Guaranteed Monotonic Over Temperature
Gain Error
+25
°C
±4
LSBs max
TMIN to TMAX
±5
LSBs max
Gain Temperature Coefficient
2
ppm FSR/
°C typ
5
ppm FSR/
°C max
Output Leakage Current
IOUT1
@ +25
°C
10
nA max
TMIN to TMAX
50
nA max
REFERENCE INPUT
Input Resistance
6
k
min
Typical Input Resistance = 9.5 k
13
k
max
Ladder Resistance Mismatch
2
% max
Typically 0.6%
DIGITAL INPUTS
VINH, Input High Voltage
2.4
V min
VINL, Input Low Voltage
0.8
V max
IINH, Input Current
±1
A max
CIN, Input Capacitance
2
10
pF max
DIGITAL OUTPUT (SDOUT)
Output Low Voltage (VOL)
0.4
V max
Load Circuit as in Figure 2.
Output High Voltage (VOH)
4.0
V min
POWER REQUIREMENTS
VDD Range
4.75/5.25
V min/V max
Part Functions from 3.3 V to 5.25 V
Power Supply Rejection
2
Gain/V
DD
–75
dB typ
IDD
10
A max
VINH = VDD, VINL = 0 V
At Input Levels of 0.8 V and 2.4 V, IDD is
Typically 2 mA.
NOTES
1Temperature range is as follows: B Version: –40
°C to +85°C.
2Not production tested. Guaranteed by characterization at initial product release.
Specifications subject to change without notice.
REV.
Normal Mode
AD7564–SPECIFICATIONS
(VDD = +4.75 V to +5.25 V; IOUT1A to IOUT1D = IOUT2A = IOUT2D = AGND = 0 V; VREF = +10 V; TA = TMIN to TMAX,
unless otherwise noted)
–2–
B