MCP42050-I/ST Microchip Technology, MCP42050-I/ST Datasheet - Page 8
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MCP42050-I/ST
Manufacturer Part Number
MCP42050-I/ST
Description
IC POT DGTL 50K 2CH SPI 14-TSSOP
Manufacturer
Microchip Technology
Datasheet
1.MCP41010-ISN.pdf
(32 pages)
Specifications of MCP42050-I/ST
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 ~ 85°C
Mounting Type
Surface Mount
Package / Case
14-TSSOP
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCP42050-I/ST
Manufacturer:
MICROCHIP
Quantity:
3 290
Part Number:
MCP42050-I/ST
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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