MCP42050-E/SL Microchip Technology, MCP42050-E/SL Datasheet - Page 7

• Manufacturer Part Number: MCP42050-E/SL
• Description: IC POT DGTL 50K 2CH SPI 14SOIC
• Manufacturer: Microchip Technology

Specifications of MCP42050-E/SL

• Temperature Coefficient: 800 ppm/°C Typical
• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 2
• Memory Type: Non-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: 14-SOIC (3.9mm Width), 14-SOL
• Resistance In Ohms: 50K
• End To End Resistance: 50kohm
• Track Taper: Linear
• No. Of Steps: 256
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: Serial, SPI
• No. Of Pots: Dual
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.0
Note: Unless otherwise indicated, curve represents 10 k , 50 k and 100 k devices, V
V
FIGURE 2-1:
Terminal Resistance vs. Code.
FIGURE 2-2:
Code.
FIGURE 2-3:
Tempco vs. Code.
B
2003 Microchip Technology Inc.
Note:
= 0V.
0.8
0.6
0.4
0.2
1
0
-10
-0.1
-0.2
-0.3
-0.4
-0.5
70
60
50
40
30
20
10
0.5
0.4
0.3
0.2
0.1
TYPICAL PERFORMANCE CURVES
0
0
0
0
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
0
32
R
32
WB
32
64
64
64
Normalized Wiper to End
Potentiometer INL Error vs.
Potentiometer Mode
Code (Decimal)
96
V
Code (Decimal)
Code (Decimal)
96
DD
96
= +3V to +5V
128
128
128 160 192 224 256
160
160
T
Refer to Figure 2-25
T
V
A
A
A
192
= -40°C to +85°C
= -40°C to +85°C
= 3V
192
R
WA
224
224
256
256
FIGURE 2-4:
vs. Temperature.
FIGURE 2-5:
vs. Temperature.
FIGURE 2-6:
vs. Temperature.
70
60
50
40
30
20
10
140
120
100
MCP41XXX/42XXX
0
80
60
40
20
14
12
10
-40 -25 -10
0
8
6
4
2
0
-40 -25 -10
-40 -25 -10
MCP41050, MCP42050 (50 k potentiometers)
MCP41100, MCP42100 (100 k potentiometers)
MCP41010, MCP42010 (10 k
5
5
5
Temperature (°C)
Nominal Resistance 10 k
Nominal Resistance 50 k
Nominal Resistance 100 k
20
20 35 50 65 80 95 110 125
Temperature (°C)
20
Temperature (°C)
DD
35
35
= 5V, V
potentiometers)
50
50
Code = 80h
65
SS
65
R
Code = 80h
WB
= 0V, T
R
Code = 80h
DS11195C-page 7
80
AB
80
R
R
R
WB
AB
WB
R
95 110 125
95 110 125
AB
A
= +25°C,