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
12
______________________________________________________________________________________
INTERNAL REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
MAX1304
toc25
VAVDD (V)
V
REF
(V)
5.2
5.1
4.8
4.9
5.0
2.4997
2.4998
2.4999
2.5000
2.5001
2.5002
2.5003
2.5004
2.4996
4.7
5.3
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1304
toc26
TEMPERATURE (
°C)
V
REF
(V)
60
35
-15
10
2.497
2.498
2.499
2.500
2.501
2.502
2.503
2.504
2.496
-40
85
INTERNAL CLOCK CONVERSION TIME
vs. ANALOG SUPPLY VOLTAGE
MAX1304
toc27
VAVDD (V)
TIME
(ns)
5.2
5.1
5.0
4.9
4.8
100
200
300
400
500
600
700
800
900
0
4.7
5.3
tNEXT
tCONV
INTERNAL CLOCK CONVERSION TIME
vs. TEMPERATURE
MAX1304
toc28
TEMPERATURE (
°C)
TIME
(ns)
60
35
10
-15
180
200
780
800
820
160
-40
85
tNEXT
tCONV
MAX1304
toc29
VCH_ (V)
I CH_
(mA)
4
2
0
-2
-4
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
2.0
-2.0
-6
6
ANALOG INPUT CHANNEL CURRENT
vs. ANALOG INPUT CHANNEL VOLTAGE
MAX1304/MAX1305/MAX1306
-3.0
-2.5
-1.0
-0.5
-1.5
-2.0
0
0.5
1.0
2.0
2.5
1.5
3.0
-20
-15
-10
-5
0
5
10
15
20
ANALOG INPUT CHANNEL CURRENT
vs. ANALOG INPUT CHANNEL VOLTAGE
MAX1304
toc30
VCH_ (V)
I CH_
(mA)
MAX1308/MAX1309/MAX1310
-2.0
-1.0
-1.5
0
-0.5
0.5
1.0
1.5
2.0
-20
-10
-5
-15
0
5
10
15
20
ANALOG INPUT CHANNEL CURRENT
vs. ANALOG INPUT CHANNEL VOLTAGE
MAX1304
toc31
VCH_ (V)
I CH_
(mA)
MAX1312/MAX1313/MAX1314