Datasheet

MCP3004/3008
DS21295D-page 12 © 2008 Microchip Technology Inc.
Note: Unless otherwise indicated, V
DD
= V
REF
= 5V, f
CLK
= 18* f
SAMPLE
, T
A
= +25°C.
FIGURE 2-31: I
DD
vs. V
DD
.
FIGURE 2-32: I
DD
vs. Clock Frequency.
FIGURE 2-33: I
DD
vs. Temperature.
FIGURE 2-34: I
REF
vs. V
DD
.
FIGURE 2-35: I
REF
vs. Clock Frequency.
FIGURE 2-36: I
REF
vs. Temperature.
0
50
100
150
200
250
300
350
400
450
500
550
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
V
DD
(V)
I
DD
(µA)
V
REF
= V
DD
All points at f
CLK
= 3.6 MHz except
at V
REF
= V
DD
= 2.5 V, f
CLK
= 1.35 MHz
0
50
100
150
200
250
300
350
400
450
500
10 100 1000 10000
Clock Frequency (kHz)
I
DD
(µA)
V
DD
= V
REF
= 5 V
V
DD
= V
REF
= 2.7 V
0
50
100
150
200
250
300
350
400
450
500
550
-50-250 255075100
Temperature (°C)
I
DD
(µA)
V
DD
= V
REF
= 5 V
f
CLK
= 3.6 MHz
V
DD
= V
REF
= 2.7 V
f
CLK
= 1.35 MHz
0
50
100
150
200
250
300
350
400
450
500
550
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
V
DD
(V)
I
DD
(µA)
V
REF
= V
DD
All points at f
CLK
= 3.6 MHz except
at V
REF
= V
DD
= 2.5 V, f
CLK
= 1.35 MHz
0
10
20
30
40
50
60
70
80
90
100
110
120
10 100 1000 10000
Clock Frequency (kHz)
I
REF
(µA)
V
DD
= V
REF
= 5 V
V
DD
= V
REF
= 2.7 V
0
20
40
60
80
100
120
140
-50 -25 0 25 50 75 100
Temperature (°C)
I
REF
(µA)
V
DD
= V
REF
= 5 V
f
CLK
= 3.6 MHz
V
DD
= V
REF
= 2.7 V
f
CLK
= 1.35 MHz