IC DGTL POT 8BIT 1K 1CH 8-SOIC

AD8400AR1

Manufacturer Part NumberAD8400AR1
DescriptionIC DGTL POT 8BIT 1K 1CH 8-SOIC
ManufacturerAnalog Devices Inc
AD8400AR1 datasheet
 

Specifications of AD8400AR1

Rohs StatusRoHS non-compliantTaps256
Resistance (ohms)1KNumber Of Circuits1
Temperature Coefficient500 ppm/°C TypicalMemory TypeVolatile
InterfaceSPI, 3-Wire SerialVoltage - Supply2.7 V ~ 5.5 V
Operating Temperature-40°C ~ 125°CMounting TypeSurface Mount
Package / Case8-SOIC (3.9mm Width)Resistance In Ohms1.00K
End To End Resistance1kohmTrack TaperLinear
No. Of Steps256Resistance Tolerance± 33%
Supply Voltage Range2.7V To 5.5VControl InterfaceSerial, SPI
No. Of PotsSingle  
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CODE = 80
H
V
= 5V
DD
T
= 25°C
A
R = 50kΩ
R = 100kΩ
10
100
1k
10k
FREQUENCY (Hz)
Figure 27. Normalized Gain Flatness vs. Frequency
(See Figure 43)
10
T
= 25°C
A
1
V
= 5V
DD
0.1
V
= 3V
DD
0.01
0
1
2
3
DIGITAL INPUT VOLTAGE (V)
Figure 28. Supply Current vs. Digital Input Voltage
80
= +5V DC ± 1V p-p AC
V
DD
= 25 ° C
T
A
CODE = 80
H
C
= 10pF
L
V
= 4V, V
= 0V
60
A
B
40
20
0
100
1k
10k
100k
FREQUENCY (Hz)
Figure 29. Power Supply Rejection Ratio vs. Frequency
(See Figure 40)
12
6
0
–6
R = 10kΩ
–12
–18
–24
–30
V
–36
V
R
–42
100k
1M
1k
1200
A: V
1000
B: V
C: V
800
D: V
600
400
200
0
4
5
1k
160
140
120
100
80
60
40
20
0
1M
0
Figure 32. AD8403 Incremental Wiper On Resistance vs. V
Rev. E | Page 17 of 32
AD8400/AD8402/AD8403
= 700kHz, R = 10k Ω
f
–3dB
= 71kHz, R = 100k Ω

f
–3dB
= 125kHz, R = 50k Ω
f
–3dB
= 100mV rms
IN
= 5V
DD

= 1M Ω
L
10k
100k
FREQUENCY (Hz)
Figure 30. −3 dB Bandwidths
= 25 ° C
T
= 5.5V
A
DD
CODE = 55
H
= 3.3V
DD
CODE = 55
H
= 5.5V
DD
CODE = FF
H
= 3.3V
DD
CODE = FF
H
A
10k
100k
1M
FREQUENCY (Hz)
Figure 31. Supply Current vs. Clock Frequency
= 25 ° C
T
A
V
= 2.7V
DD
V
= 5.5V
DD
1
2
3
4
5
V
(V)
BIAS
(See Figure 39)

1M
B
C
D
10M
6
DD