Datasheet

MAX5723/MAX5724/MAX5725
Ultra-Small, Octal-Channel, 8-/10-/12-Bit Buffered
Output DACs with Internal Reference and SPI Interface
11Maxim Integrated
Typical Operating Characteristics (continued)
(MAX5725, 12-bit performance, T
A
= +25°C, unless otherwise noted.)
I
VDD
vs. CODE
MAX5723 toc14
CODE (LSB)
SUPPLY CURRENT (mA)
358430722560204815361024
0.4
0.8
1.2
1.6
2.0
0
5120 4096
V
DD
= 5V, V
REF
= 4.096V
V
DD
= V
REF
= 3V
V
DD
= 5V,
V
REF
= 2.048V
V
DD
= 5V,
V
REF
= 2.5V
V
DD
= V
REF
= 5V
NO LOAD
I
REF
(EXTERNAL) vs. CODE
MAX5723 toc15
CODE (LSB)
REFERENCE CURRENT (µA)
358430722560204815361024
10
20
30
40
50
60
0
5120 4096
V
DD
= V
REF
NO LOAD
V
REF
= 5V
V
REF
= 3V
MAX5723 toc16
TRIGGER PULSE
5V/div
V
OUT
0.5V/div
ZOOMED V
OUT
1 LSB/div
4µs/div
SETTLING TO ±1 LSB
(V
DD
= V
REF
= 5V, R
L
= 2kI, C
L
= 200pF)
3.75µs
1/4 SCALE TO 3/4 SCALE
MAX5723 toc17
TRIGGER PULSE
5V/div
V
OUT
0.5V/div
ZOOMED V
OUT
1 LSB/div
4µs/div
SETTLING TO ±1 LSB
(V
DD
= V
REF
= 5V, R
L
= 2kI, C
L
= 200pF)
3/4 SCALE TO 1/4 SCALE
4.3µs
MAJOR CODE TRANSITION GLITCH ENERGY
(V
DD
= V
REF
= 5V, R
L
= 2kI, C
L
= 200pF)
MAX5723 toc18
V
OUT
3.3mV/div
TRIGGER PULSE
5V/div
1 LSB CHANGE
(MIDCODE TRANSITION
FROM 0x7FF TO 0x800)
GLITCH ENERGY = 6.7nV*s
MAJOR CODE TRANSITION GLITCH ENERGY
(V
DD
= V
REF
= 5V, R
L
= 2kI, C
L
= 200pF)
MAX5723 toc19
V
OUT
3.3mV/div
TRIGGER PULSE
5V/div
1 LSB CHANGE
(MIDCODE TRANSITION
FROM 0x800 TO 0x7FF)
GLITCH ENERGY = 6nV*s
2µs/div