Datasheet

MAX5820
Dual, 8-Bit, Low-Power, 2-Wire, Serial
Voltage-Output DAC
6 _______________________________________________________________________________________
POWER-DOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX5820 toc16
SUPPLY VOLTAGE (V)
POWER-DOWN SUPPLY CURRENT (nA)
4.84.13.4
100
200
300
400
500
0
2.7 5.5
T
A
= +25°C
T
A
= -40°C
T
A
= +85°C
Z
OUT
= HIGH IMPEDANCE
NO LOAD
POWER-UP GLITCH
MAX5820 toc17
100µs/div
V
DD
OUT_
0
5V
10mV/div
EXITING SHUTDOWN
MAX5820 toc18
2µs/div
OUT_
500mV/div
C
LOAD
= 200pF
CODE = 80 hex
MAJOR CARRY TRANSITION
(POSITIVE)
MAX5820 toc19
2µs/div
OUT_
5mV/div
C
LOAD
= 200pF
R
L
= 5kΩ
CODE = 7F hex TO 80 hex
MAJOR CARRY TRANSITION
(NEGATIVE)
MAX5820 toc20
2µs/div
OUT_
5mV/div
C
LOAD
= 200pF
R
L
= 5kΩ
CODE = 80 hex TO 7F hex
SETTLING TIME
(POSITIVE)
MAX5820 toc21
2µs/div
OUT_
500mV/div
C
LOAD
= 200pF
CODE = 40 hex TO C0 hex
SETTLING TIME
(NEGATIVE)
MAX5820 toc22
2µs/div
OUT_
500mV/div
C
LOAD
= 200pF
CODE = C0 hex TO 40 hex
DIGITAL FEEDTHROUGH
MAX5820 toc23
40µs/div
OUT_
2mV/div
C
LOAD
= 200pF
f
SCL
= 12kHz
CODE = 00 hex
SCL
2V/div
CROSSTALK
MAX5820 toc24
4µs/div
V
OUTB
1mV/div
V
OUTA
2V/div
Typical Operating Characteristics (continued)
(V
DD
= +5V, R
L
= 5kΩ, T
A
= +25°C.)
Note 6: The ability to drive loads greater than 5kΩ is not implied.