AD5172BRMZ50 Analog Devices Inc, AD5172BRMZ50 Datasheet - Page 14

• Manufacturer Part Number: AD5172BRMZ50
• Description: IC DGTL POT DUAL 50K 10-MSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5172BRMZ50

• Memory Type: Non-Volatile
• Temperature Coefficient: 35 ppm/°C Typical
• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 2
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Resistance In Ohms: 50K
• End To End Resistance: 50kohm
• Resistance Tolerance: ± 20%
• No. Of Steps: 256
• Control Interface: Serial, I2C, 2-Wire
• No. Of Pots: Dual
• Supply Voltage Range: 2.7V To 5.5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5172/AD5173
TEST CIRCUITS
Figure 31 to Figure 38 illustrate the test circuits that define the test conditions used in the product specification tables (see Table 1 and Table 2).
Figure 32. Resistor Position Nonlinearity Error (Rheostat Operation: R-INL, R-DNL)
Figure 31. Potentiometer Divider Nonlinearity Error (INL, DNL)
V
V+
MS2
Figure 34. Power Supply Sensitivity (PSS, PSSR)
V
DD
V+
V
NC = NO CONNECT
A
NC
A
B
A
DUT
B
DUT
A
B
DUT
Figure 33. Wiper Resistance
W
W
A
DUT
B
W
W
V
W
V
MS1
V
MS
PSRR (dB) = 20 log
PSS (%/%) =
V+ = V
I
W
V
1LSB = V+/2
V+ = V
MS
= V
V
R
MS
DD
DD
W
I
W
= [V
DD
/R
± 10%
NOMINAL
MS1
Δ
ΔV
N
V
MS
DD
– V
%
%
MS2
(
ΔV
ΔV
]/I
MS
DD
W
)
Rev. H | Page 14 of 24
OFFSET
GND
V
Figure 35. Test Circuit for Gain vs. Frequency
Figure 37. Common-Mode Leakage Current
IN
V
IN
Figure 36. Incremental On Resistance
NC = NO CONNECT
2.5V
DUT
V
B
DD
Figure 38. Analog Crosstalk
NC
CTA = 20 log[V
NC = NO CONNECT
DUT
GND
W1
RDAC1
A1
W
I
SW
GND TO V
A
B
NC
NC
B1
DUT
A
B
R
CODE = 0x00
SW
W
W
V
V
=
DD
SS
DD
0.1V
OUT
I
SW
I
V
CM
AD8610
CM
RDAC2
/V
+5V
–5V
IN
W2
A2
B2
0.1V
]
V
OUT
V
OUT