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AD766 Datasheet(PDF) 2 Page - Analog Devices

Part # AD766
Description  16-Bit DSP DACPORT
PDF  8 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD766 Datasheet(HTML) 2 Page - Analog Devices

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REV. A
–2–
AD766–SPECIFICATIONS
AD766J
AD766A
Parameter
Min
Typ
Max
Min
Typ
Max
Units
RESOLUTION
16
16
Bits
DIGITAL INPUTS
VIH
2.0
+VL
2.0
+VL
V
VIL
0.8
0.8
V
IIH, VIH = VL
1.0
1.0
µA
IIL, VIL = 0.4
–10
–10
µA
SERIAL PORT TIMING
Serial Clock Period (tCLK)
95
115
ns
Serial Clock HI (tHI)30
30
ns
Serial Clock LO (tLO)30
70
ns
Data Valid (tDATA)40
40
ns
Data Setup (tS)15
20
ns
Data Hold (tH)15
20
ns
Clock-to-Latch-Enable (tCTLE)
80
100
ns
Latch-Enable-to-Clock (tLETC)15
15
ns
Latch Enable HI (tLEHI)40
40
ns
Latch Enable LO (tLELO)40
80
ns
ACCURACY
1
Gain Error
±2.0
±2.0
% of FSR
Gain Drift
±25
±25
ppm of FSR/
°C
Midscale Output Voltage Error
±30
±30
mV
Bipolar Zero Drift
±4
±4
ppm of FSR/
°C
Differential Linearity Error
±0.001
±0.001
% of FSR
Monotonicity
15
15
Bits
TOTAL HARMONIC DISTORTION
FOU T = 1037 Hz
1
0 dB
–88
–81
–88
–81
dB
–20 dB
–75
–65
–75
–65
dB
–60 dB
–37
–27
–37
–27
dB
FOUT = 49.07 kHz
2
0 dB
–77
–72
–77
–72
dB
–20 dB
–69
–66
–69
–66
dB
–60 dB
–25
–21
–25
–21
dB
SIGNAL-TO-NOISE RATIO
3
20 Hz to 20 kHz (FOUT = 1037 Hz)
1
94
102
94
102
dB
20 kHz to 250 kHz (FOUT = 49.07 kHz)
2
79
83
79
83
dB
SETTLING TIME (to
± 0.0015% of FSR)
Voltage Output
1
6 V Step
1.5
1.5
µs
1 LSB Step
1.0
1.0
µs
Slew Rate
9
9
V/
µs
Current Output
1 mA Step 10
Ω to 100 Ω Load
350
350
ns
1 k
Ω Load
350
350
ns
OUTPUT
Voltage Output Configuration
1
Bipolar Range
±2.88
±3.0
±3.12
±2.88
±3.0
±3.12
V
Output Current
±8.0
±8.0
mA
Output Impedance
0.1
0.1
Ω
Short Circuit Duration
Indefinite to Common
Indefinite to Common
Current Output Configuration
Bipolar Range
±0.7
±1.0
±1.3
±0.7
±1.0
±1.3
mA
Output Impedance (
±30%)
1.7
1.7
k
Ω
POWER SUPPLY
Voltage: +VL and +VS
4.75
13.2
4.75
13.2
V
Voltage: –VL and –VS
–13.2
–4.75
–13.2
–4.75
V
Current Case 1
1: V
S and VL = +5 V
+I
12.0
15.0
12.0
15.0
mA
Current Case 1
1: –V
S and –VL = –5 V
–I
–12.0
–15.0
–12.0
–15.0
mA
Current Case 2:
1 V
S and VL = +12 V
+I
10.5
10.5
mA
Current Case 2:
1 –V
S and –VL = –12 V
–I
–14
–14
mA
Current Case 3
4: V
S and VL = +5 V
+I
12
12
mA
Current Case 2:1 –VS and –VL = –12 V
–I
–14
–14
mA
Power Dissipation: VS and VL = ± 5 V
1
120
150
120
150
mW
Power Dissipation: VS and VL = ± 12 V
300
300
mW
Power Dissipation: VS and VL = +5 V,
Power Dissipation: –VS and –VL = –12 V
4
225
225
mW
(TMIN to TMAX,
5 V supplies, FS = 500 kSPS unless otherwise noted. No deglitchers or
MSB trimming is used.)



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