Datasheet

© 2009 Microchip Technology Inc. DS22152B-page 15
MCP40D17/18/19
Note: Unless otherwise indicated, T
A
= +25°C, V
DD
= 5V, V
SS
= 0V.
FIGURE 2-9: 5.0 k Ω : Full Scale Error
(FSE) vs. Temperature (V
DD
= 5.5V, 2.7V, 1.8V).
FIGURE 2-10: 5.0 k
Ω : Zero Scale Error
(ZSE) vs. Temperature (V
DD
= 5.5V, 2.7V, 1.8V).
FIGURE 2-11: 5.0 k
Ω : Nominal Resistance
(
Ω ) vs. Temperature and V
DD
.
FIGURE 2-12: 5.0 k
Ω : R
BW
Tempco
Δ R
WB
/ Δ T vs. Code.
FIGURE 2-13: 5.0 k
Ω : Power-Up Wiper
Response Time.
FIGURE 2-14: 5.0 k
Ω : Digital Feedthrough
(SCL signal coupling to Wiper pin).
-1.8
-1.6
-1.4
-1.2
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
-40 0 40 80 120
Ambient Temperature (°C)
Full-Scale Error (FSE) (LSb)
2.7
5.5V
1.8V
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
-40 0 40 80 120
Ambient Temperature (°C)
Zero-Scale Error (ZSE) (LSb)
2.7
5.5V
1.8V
5000
5020
5040
5060
5080
5100
5120
5140
5160
5180
5200
-40 0 40 80 120
Ambient Temperature (°C)
Nominal Resistance (R
AB
)
(Ohms)
2.7V
5.5V
1.8V
0
20
40
60
80
100
120
140
160
180
200
0 326496
Wiper Setting (decimal)
R
BW
Tempco (PPM)
2.7V
5.5V
Wiper
V
DD