Typical operating characteristics (continued) – Rainbow Electronics MAX1314 User Manual
Page 11
Typical Operating Characteristics (continued)
(AV
DD
= +5V, DV
DD
= +3V, AGND = DGND = 0, V
REF
= V
REFMS
= +2.5V (external reference), C
REF
= C
REFMS
= 0.1µF, C
REF+
=
C
REF-
= 0.1µF, C
REF+-to-REF-
= 2.2µF || 0.1µF, C
COM
= 2.2µF || 0.1µF, C
MSV
= 2.2µF || 0.1µF (unipolar devices), MSV = AGND (bipolar
devices), f
CLK
= 16.67MHz 50% duty cycle, INTCLK/EXTCLK = AGND (external clock), f
IN
= 500kHz, A
IN
= -0.4dBFS. T
A
= +25°C,
unless otherwise noted.) (Figures 3 and 4)
MAX1304–MAX1306/MAX1308–MAX1310/MAX1312–MAX1314
8-/4-/2-Channel, 12-Bit, Simultaneous-Sampling ADCs
with ±10V, ±5V, and 0 to +5V Analog Input Ranges
______________________________________________________________________________________
11
DIGITAL SUPPLY CURRENT
vs. DIGITAL SUPPLY VOLTAGE
MAX1304 toc20
DV
DD
(V)
I
DVDD
(mA)
5.0
4.5
4.0
3.5
3.0
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0.6
2.5
5.5
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
C
LOAD
= 50pF
MAX1304 toc21
AV
DD
(V)
I
AVDD
(nA)
5.2
5.1
5.0
4.9
4.8
520
540
560
580
600
620
640
660
680
700
500
4.7
5.3
ANALOG SHUTDOWN CURRENT
vs. ANALOG SUPPLY VOLTAGE
DIGITAL SHUTDOWN CURRENT
vs. DIGITAL SUPPLY VOLTAGE
MAX1304 toc22
DV
DD
(V)
I
DVDD
(nA)
5.0
4.5
4.0
3.5
3.0
12
14
16
18
20
22
10
2.5
5.5
ANALOG SUPPLY CURRENT
vs. NUMBER OF CHANNELS SELECTED
MAX1304 toc23
NUMBER OF CHANNELS SELECTED
I
AVDD
(mA)
8
7
6
5
4
3
2
1
40
35
45
50
55
60
30
0
CHSHDN = 0
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1304 toc19
AV
DD
(V)
I
AVDD
(mA)
5.2
5.1
5.0
4.9
4.8
52
53
54
55
56
57
51
4.7
5.3
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
DIGITAL SUPPLY CURRENT
vs. NUMBER OF CHANNELS SELECTED
MAX1304 toc24
NUMBER OF CHANNELS SELECTED
I
DVDD
(mA)
8
7
6
5
4
3
2
1
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.9
1.0
0.1
0
CHSHDN = 0