Datasheet

MAX5723/MAX5724/MAX5725
Ultra-Small, Octal-Channel, 8-/10-/12-Bit Buffered
Output DACs with Internal Reference and SPI Interface
6Maxim Integrated
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 2.7V to 5.5V, V
DDIO
= 1.8V to 5.5V, V
GND
= 0V, C
L
= 200pF, R
L
= 2kI, T
A
= -40NC to +125NC, unless otherwise noted.)
(Note 3)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Input High Voltage V
IH
(All inputs except
M/Z)
2.2V < V
DDIO
< 5.5V
0.7 x
V
DDIO
V
1.8V < V
DDIO
< 2.2V
0.8 x
V
DDIO
V
2.7V < V
DD
< 5.5V (for M/Z)
0.7 x
V
DD
Input Low Voltage V
IL
(All inputs except
M/Z)
2.2V < V
DDIO
< 5.5V
0.3 x
V
DDIO
V
1.8V < V
DDIO
< 2.2V
0.2 x
V
DDIO
V
2.7V < V
DD
< 5.5V (for M/Z)
0.3 x
V
DD
Input Capacitance (Note 10) C
IN
10 pF
Hysteresis Voltage V
H
0.15 V
DIGITAL OUTPUT (IRQ)
Output Low Voltage V
OL
I
SINK
= 3mA 0.2 V
Output Inactive Leakage I
OFF
Q0.1 Q1 FA
Output Inactive Capacitance
(Note 10)
C
OFF
10 pF
DIGITAL OUTPUT (DOUT)
Output High Voltage V
OH
V
DDIO
> 2.5V, I
SOURCE
= 3mA
V
DDIO
- 0.2
V
V
DDIO
> 1.8V, I
SOURCE
= 2mA
V
DDIO
- 0.2
Output Low Voltage V
OL
V
DDIO
> 2.5V, I
SINK
= 3mA 0.2
V
V
DDIO
> 1.8V, I
SINK
= 2mA 0.2
Output Short-Circuit Current I
OSS
I
SINK
, I
SOURCE
±100 mA
Output Three-State Leakage I
OZ
±0.1 ±1 µA
Output Three-State
Capacitance
C
OZ
10 pF
WATCHDOG TIMER CHARACTERISTICS
Watchdog Timer Period t
WDOSC
V
DD
= 3V, T
A
= +25°C 0.95 1 1.05 ms
Watchdog Timer Period Supply
Drift
V
DD
= 2.7V to 5.5V, T
A
= +25°C 0.6 %/V
Watchdog Timer Period
Temperature Drift
V
DD
= 3V 0.0375 %/°C