AD8403ARU1-REEL Analog Devices Inc, AD8403ARU1-REEL Datasheet - Page 17

IC POT DIG QUAD 1K 8BIT 24TSSOP

AD8403ARU1-REEL

Manufacturer Part Number
AD8403ARU1-REEL
Description
IC POT DIG QUAD 1K 8BIT 24TSSOP
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD8403ARU1-REEL

Rohs Status
RoHS non-compliant
Taps
256
Resistance (ohms)
1K
Number Of Circuits
4
Temperature Coefficient
500 ppm/°C Typical
Memory Type
Volatile
Interface
SPI, 3-Wire Serial
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
24-TSSOP
Resistance In Ohms
1.00K
For Use With
AD8403EVAL - BOARD EVAL FOR AD8403
0.01
0.1
80
60
40
20
10
0
1
100
Figure 29. Power Supply Rejection Ratio vs. Frequency
10
0
Figure 27. Normalized Gain Flatness vs. Frequency
Figure 28. Supply Current vs. Digital Input Voltage
CODE = 80
V
T
V
T
CODE = 80
C
V
A
A
DD
DD
L
A
T
A
= 25°C
= 25 ° C
= 10pF
= 4V, V
= 5V
= +5V DC ± 1V p-p AC
= 25°C
100
B
H
1
H
= 0V
1k
DIGITAL INPUT VOLTAGE (V)
(See Figure 43)
(See Figure 40)
FREQUENCY (Hz)
FREQUENCY (Hz)
R = 100kΩ
1k
2
V
R = 50kΩ
DD
10k
= 3V
10k
3
V
DD
= 5V
100k
100k
R = 10kΩ
4
1M
1M
5
Rev. E | Page 17 of 32
1200
1000
800
600
400
200
–12
–18
–24
–30
–36
–42
160
140
120
100
Figure 32. AD8403 Incremental Wiper On Resistance vs. V
12
–6
80
60
40
20
0
6
0
0
1k
1k
0
A: V
B: V
C: V
D: V
V
V
R
Figure 31. Supply Current vs. Clock Frequency
IN
DD
L
CODE = 55
CODE = 55
CODE = FF
CODE = FF
= 1M Ω
= 100mV rms
DD
DD
DD
DD
= 5V
= 5.5V
= 3.3V
= 5.5V
= 3.3V
1
Figure 30. −3 dB Bandwidths
10k

H
H
H
H
f
–3dB
AD8400/AD8402/AD8403
10k
(See Figure 39)
2
FREQUENCY (Hz)
V
= 71kHz, R = 100k Ω
FREQUENCY (Hz)
DD
f
= 2.7V
–3dB
V
BIAS
100k
3
= 125kHz, R = 50k Ω
(V)
f

–3dB
V
DD
100k
4
= 700kHz, R = 10k Ω
= 5.5V
1M
A
T
T
A
5
A
= 25 ° C
= 25 ° C
B

DD
C
D
10M
1M
6

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