Datasheet

MAX1192
Ultra-Low-Power, 22Msps, Dual 8-Bit ADC
______________________________________________________________________________________ 13
GAIN ERROR
vs. TEMPERATURE
MAX1192 toc29
TEMPERATURE (°C)
GAIN ERROR (% FS)
6035-15 10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.10
-40 85
V
REFIN
= 1.024V
CHANNEL A
CHANNEL B
6
-10
1 100 1000
INPUT BANDWIDTH
vs. ANALOG INPUT FREQUENCY
-6
-8
-4
-2
0
2
4
MAX1192 toc30
ANALOG INPUT FREQUENCY (MHz)
GAIN (dB)
10
FULL-POWER
BANDWIDTH
-0.5dB FS
SMALL-SIGNAL
BANDWIDTH
-20dB FS
REFERENCE VOLTAGE
vs. ANALOG SUPPLY VOLTAGE
MAX1192 toc31
V
DD
(V)
V
REFP
- V
REFN
(V)
3.53.43.33.23.13.02.92.8
0.5105
0.5110
0.5115
0.5120
0.5125
0.5130
0.5100
2.7 3.6
V
DD
= V
REFIN
REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1192 toc32
TEMPERATURE (°C)
V
REFP
- V
REFN
(V)
603510-15
0.5105
0.5110
0.5115
0.5120
0.5125
0.5130
0.5100
-40 85
V
DD
= V
REFIN
Typical Operating Characteristics (continued)
(V
DD
= 3.0V, OV
DD
= 1.8V, V
REFIN
= V
DD
(internal reference), C
L
≈ 10pF at digital outputs, differential input at -0.5dB FS, f
CLK
=
22.005678MHz at 50% duty cycle, T
A
= +25°C, unless otherwise noted.)
INTEGRAL NONLINEARITY
MAX1192 toc26
DIGITAL OUTPUT CODE
INL (LSB)
224192128 16064 9632
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0256
DIFFERENTIAL NONLINEARITY
MAX1192 toc27
DIGITAL OUTPUT CODE
DNL (LSB)
224192128 16064 9632
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
-0.5
0256
OFFSET ERROR
vs. TEMPERATURE
MAX1192 toc28
TEMPERATURE (°C)
OFFSET ERROR (% FS)
603510-15
-0.59
-0.58
-0.57
-0.56
-0.55
-0.54
-0.53
-0.52
-0.51
-0.50
-0.60
-40 85
V
REFIN
= 1.024V
CHANNEL A
CHANNEL B