MCP41050-I/SN Microchip Technology, MCP41050-I/SN Datasheet - Page 8

• Manufacturer Part Number: MCP41050-I/SN
• Description: IC POT DIGITAL 50K 1CH SPI 8SOIC
• Manufacturer: Microchip Technology

Specifications of MCP41050-I/SN

• Package / Case: 8-SOIC (3.9mm Width)
• Taps: 256
• Resistance (ohms): 50K
• Number Of Circuits: 1
• Temperature Coefficient: 800 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Resistance In Ohms: 50K
• Number Of Pots: Single
• Taps Per Pot: 256
• Resistance: 50 KOhms
• Buffered Wiper: Buffered
• Digital Interface: Serial
• Operating Supply Voltage: 2.7 V to 5.5 V
• Supply Current: 340 uA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Description/function: 256 Step SPI 50k Ohm with SPI Interface
• Mounting Style: SMD/SMT
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

MCP41XXX/42XXX
Note: Unless otherwise indicated, curve represents 10 k , 50 k and 100 k devices, V
V
FIGURE 2-7:
Code.
FIGURE 2-8:
Code.
FIGURE 2-9:
Temperature.
DS11195C-page 8
B
= 0V.
-0.1
-0.2
-0.3
-0.4
-0.5
1000
0.5
0.4
0.3
0.2
0.1
100
0
10
3000
2500
2000
1500
1000
1
500
0
-40 -25 -10 5
0
0
32
32
64
Temperature (°C)
64
20 35 50 65 80 95 11
Rheostat INL Error vs.
Rheostat Mode Tempco vs.
Static Current vs.
Code (Decimal)
T
96
A
Code (Decimal)
= -40°C
96
128
128 160 192 224 256
160
T
Refer to Figure 2-27
T
V
R
A
A
A
WB
= +25°C
= -40°C to +85°C,
= no connect,
measured
T
192
A
= +85°C
0
224
12
5
256
FIGURE 2-10:
Temperature.
FIGURE 2-11:
Clock Frequency.
FIGURE 2-12:
Current vs. Voltage.
1000
280
230
180
130
900
800
700
600
500
400
300
200
100
80
30
0
-1
-2
-3
-4
-5
-6
-7
1
0
-40 -25 -10 5
1k
0
A - V
B - V
C - V
D - V
DD
DD
DD
DD
= 5.5V, Code = AAh
= 3.3V, Code = AAh
= 5.5V, Code = FFh
= 3.3V, Code = FFh
10k
RS & SHDN Pin Voltage (V)
Clock Frequency (Hz)
Active Supply Current vs.
Active Supply Current vs.
Reset & Shutdown Pins
Temperature (°C)
20 35 50 65 80 95 110 125
2
DD
V
V
DD
2003 Microchip Technology Inc.
DD
= 5V, V
= 5V
= 3V
100k
SS
= 0V, T
4
F
Code = FFh
CLK
1M
= 3 MHz
V
DD
A
A
= 5.5V
= +25°C,
10M
B
C
D
6