Typical operating characteristics – Rainbow Electronics MX7828 User Manual
Page 4
MX7824/MX7828
CMOS, High-Speed, 8-Bit ADCs
with Multiplexer
4
_______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
2.520
2.480
-50
150
REFERENCE TEMPERATURE
DRIFT (MAX154/MAX158 ONLY)
2.490
2.510
MX7824/28-1
AMBIENT TEMPERATURE (°C)
REF OUT VOLTAGE (V)
2.500
100
0
50
20
0
-100
150
OUTPUT CURRENT
vs. TEMPERATURE
4
12
16
MX7824/28-2
AMBIENT TEMPERATURE (°C)
OUTPUT CURRENT (mA)
8
100
-50
0
50
V
DD
= 5V
I
SOURCE
V
OUT
= 2.4V
I
SINK
V
OUT
= 0.4V
2.0
0
300
900
ACCURACY vs. DELAY BETWEEN
CONVERSIONS (tp)
0.5
1.0
1.5
MX7824/28-3
t
p
(ns)
LINEARITY ERROR (LSB)
700
800
400
500
600
V
DD
= 5V
V
REF
= 5V
2.0
0
0
5
ACCURACY vs. V
REF
(V
REF
= V
REF
+ - V
REF
-)
0.5
1.0
1.5
MX7824/28-4
V
REF
(V)
LINEARITY ERROR (LSB)
3
4
1
2
V
DD
= 5V
3k
3k
100pF
DGND
DBN
a. High-Z to V
OH
b. High-Z to V
OL
DBN
+5V
DGND
100pF
3k
3k
10pF
DGND
DBN
a. V
OH
to
High-Z
b. V
OL
to
High-Z
DBN
+5V
DGND
10pF
8
2
-100
150
POWER-SUPPLY CURRENT vs. TEMPERATURE
(NOT INCLUDING REFERENCE LADDER)
3
4
5
6
7
MX7824/28-5
AMBIENT TEMPERATURE (°C)
I
DD
– SUPPLY CURRENT (mA)
50
100
-50
0
V
DD
= 5.25V
V
DD
= 5V
V
DD
= 4.75V
Figure 1. Load Circuits for Data-Access Time Test
Figure 2. Load Circuits for Data-Hold Time Test