Datasheet

MAX1020/MAX1022/MAX1057/MAX1058
10-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
14 ______________________________________________________________________________________
TEMPERATURE SENSOR ERROR
vs. TEMPERATURE
MAX1020 toc46
TEMPERATURE
(
°C
)
TEMPERATURE SENSOR ERROR (°C)
6035-15 10
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
-1.00
-40 85
DAC-TO-DAC CROSSTALK
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc47
100µs
V
OUTA
1V/div
V
OUTB
10mV/div
AC-COUPLED
MAX1057
DAC-TO-DAC CROSSTALK
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc48
100µs
V
OUTA
2V/div
V
OUTB
10mV/div
AC-COUPLED
MAX1020/MAX1022/MAX1058
DYNAMIC RESPONSE RISE TIME
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc49
1µs
V
OUT
1V/div
CS
1V/div
MAX1057
DYNAMIC RESPONSE RISE TIME
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc50
1µs
V
OUT
2V/div
CS
2V/div
MAX1020/MAX1022/MAX1058
DYNAMIC RESPONSE FALL TIME
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc51
1µs
V
OUT
1V/div
CS
1V/div
MAX1057
DYNAMIC RESPONSE FALL TIME
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc52
1µs
V
OUT
2V/div
CS
2V/div
MAX1020/MAX1022/MAX1058
MAJOR CARRY TRANSITION
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc53
1µs
V
OUT
10mV/div
AC-COUPLED
CS
1V/div
MAX1057
MAJOR CARRY TRANSITION
R
LOAD
= 10kΩ, C
LOAD
= 100pF
MAX1020 toc54
1µs
V
OUT
20mV/div
AC-COUPLED
CS
2V/div
MAX1020/MAX1022/MAX1058
Typical Operating Characteristics (continued)
(V
AVDD
= V
DVDD
= 3V (MAX1057), external V
REF
= 2.5V (MAX1057), V
AVDD
= V
DVDD
= 5V (MAX1020/MAX1022/MAX1058), external
V
REF
= 4.096V (MAX1020/MAX1022/MAX1058), f
CLK
= 3.6MHz (50% duty cycle), f
SAMPLE
= 225ksps, C
LOAD
= 50pF, 0.1µF capaci-
tor at REF, T
A
= +25°C, unless otherwise noted.)