AD5280BRU20 Analog Devices Inc, AD5280BRU20 Datasheet - Page 10
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AD5280BRU20
Manufacturer Part Number
AD5280BRU20
Description
IC DGTL POT 20K 256POS 14-TSSOP
Manufacturer
Analog Devices Inc
Datasheet
1.AD5280BRUZ50.pdf
(28 pages)
Specifications of AD5280BRU20
Rohs Status
RoHS non-compliant
Taps
256
Resistance (ohms)
20K
Number Of Circuits
1
Temperature Coefficient
30 ppm/°C Typical
Memory Type
Volatile
Interface
I²C, 2-Wire Serial
Voltage - Supply
4.5 V ~ 16.5 V, ±4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
14-TSSOP
Resistance In Ohms
20K
AD5280/AD5282
–6dB
–12
–18
–24
–30
–36
–42
–48
–54
–60
500
400
300
200
100
–6
0
0
100
10k
0
Figure 25. Normalized Gain Flatness vs. Frequency
Figure 26. V
Figure 24. −3 dB Bandwidth
100k
LOGIC
10k
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
Supply Current vs. Frequency
R = 50kΩ
150kHz
R = 200kΩ
R = 200kΩ
35kHz
100k
10k
R = 50kΩ
CODE = 55
1M
T
V
T = 25°C
V
V
A
DD
T
V
A
DD
A
A
DD
= 25°C
/V
= 50mV rms
= 25°C
/V
CODE = 55
/V
SS
SS
H
SS
R = 20kΩ
310kHz
= ±5V
R = 20kΩ
= ±5V
= ±5V
H
100k
10M
1M
Rev. C | Page 10 of 28
1
2
CH1
80
60
40
20
0
100
5.00V
Figure 28. Midscale Glitch Energy Code 0x80 to 0x7F
A2
CH2 5.00V
Figure 29. Large Signal Settling Time
+PSRR @ V
DC ±10% p-p AC
1000
Figure 27. PSRR vs. Frequency
1.2V
FREQUENCY (MHz)
DD
/V
T
M100ns
SS
10k
CODE = 80
= ±5V
–PSRR @ V
DC ±10% p-p AC
H
, V
DD
852.0µs
A
100k
2.04µs
A CH1
= V
/V
SS
DD
= ±5V
, V
B
0V
= 0V
CS
V
+5V
–5V
W
1M