MCP4331 Microchip Technology Inc., MCP4331 Datasheet - Page 17

• Manufacturer Part Number: MCP4331
• Description: 7/8-bit Quad Spi Digital Pot With Non-volatile Memory
• Manufacturer: Microchip Technology Inc.

2.0
Note: Unless otherwise indicated, T
FIGURE 2-1:
Frequency (f
(V
FIGURE 2-2:
V
FIGURE 2-3:
Ambient Temperature and V
© 2009 Microchip Technology Inc.
DD
Note:
DD
. (CS = V
= 2.7V and 5.5V).
3.0
2.5
2.0
1.5
1.0
0.5
0.0
700.0
600.0
500.0
400.0
300.0
200.0
100.0
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0
-40
0.00
TYPICAL PERFORMANCE CURVES
-40
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.
2.7V -40°C
2.7V 25°C
2.7V 85°C
2.7V 125°C
5.5V -40°C
5.5V 25°C
5.5V 85°C
5.5V 125°C
SCK
DD
2.00
) vs. Ambient Temperature.
) and Ambient Temperature
Ambient Temperature (°C)
Ambient Temperature (°C)
4.00
25
Device Current (I
Device Current (I
Write Current (I
25
f
SCK
6.00
5.5V
(MHz)
5.5V
2.7V
DD
2.7V
.
8.00
A
85
85
= +25°C, V
WRITE
10.00
DD
SHDN
) vs. SPI
) vs.
) and
12.00
DD
125
125
= 5V, V
SS
= 0V.
FIGURE 2-4:
Resistance (R
Voltage (V
FIGURE 2-5:
Threshold vs. Ambient Temperature and V
250
200
150
100
50
12
10
0
8
6
4
2
0
-40
2
CS
3
-20
) (V
MCP434X/436X
5.5V Exit
2.7V Exit
5.5V Entry
CS
4
) and Current (I
DD
0
Ambient Temperature (°C)
5
R
= 5.5V).
CS
CS Pull-up/Pull-down
CS High Input Entry/Exit
20
V
CS
6
2.7V Entry
(V)
40
7
8
60
I
CS
CS
DS22233A-page 17
9
) vs. CS Input
80
10
100
1000
800
600
400
200
0
-200
-400
-600
-800
-1000
DD
120
.