Typical Operating Characteristics (continued)
(VAVDD = +5V, VDVDD = +3V, VAGND = VDGND = 0V, VREF = VREFMS = +2.5V (external reference), CREF = CREFMS = 0.1F, CREF+ =
CREF- = 0.1F, CREF+-to-REF- = 2.2F || 0.1F, CCOM = 2.2F || 0.1F, CMSV = 2.2F || 0.1F (unipolar devices), MSV = AGND (bipolar
devices), fCLK = 16.67MHz 50% duty cycle, INTCLK/EXTCLK = AGND (external clock), fIN = 500kHz, AIN = -0.4dBFS. TA = +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
VDVDD (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
TA = +85
°C
TA = +25
°C
TA = -40
°C
CLOAD = 50pF
MAX1304
toc21
VAVDD (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
VDVDD (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
VAVDD (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
TA = +85
°C
TA = +25
°C
TA = -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