Manual

MAX5732–MAX5735
32-Channel, 16-Bit, Voltage-Output
DACs with Serial Interface
_______________________________________________________________________________________ 7
ELECTRICAL CHARACTERISTICS—MAX5734 (-2.5V to +7.5V Output Voltage Range)
(continued)
(AV
CC
= +7.75V to +8.25V, AV
DD
= +5V ±5%, DV
DD
= +2.7V to AV
DD
, V
SS
= -2.75V to -3.25V, AGND = DGND = REFGND = GS = 0,
program the offset DAC to 4000hex. V
REF
= +3.0V, R
L
= ∞, C
L
= 50pF referenced to ground, T
A
= T
MIN
to T
MAX
, unless otherwise
noted. Typical values are at T
A
= +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
DIGITAL INPUTS (CS, SCLK, DIN, LDAC, CLR, DSP)
DV
DD
= +2.7V to +3.6V
0.7 ×
DV
DDInput-Voltage High V
IH
DV
DD
= +4.75V to +5.25V 2.4
V
Input-Voltage Low V
IL
0.8 V
Input Capacitance C
IN
10 pF
Input Current I
IN
Digital inputs = 0 or DV
DD
±1 µA
POWER REQUIREMENTS (AV
CC
, V
SS
, AGND, AV
DD
, DV
DD
, DGND)
Output-Amplifier Positive Supply
Voltage
AV
CC
7.50 8.25 V
Output-Amplifier Negative Supply
Voltage
V
SS
-3.25 -2.50 V
Output-Amplifier Supply Voltage
Difference
AV
CC
- V
SS
11 V
Analog Supply Voltage AV
DD
4.75 5.25 V
Digital Supply Voltage DV
DD
2.70 5.25 V
V
OUT0
through V
OUT31
= 0 10 15 mA
Analog Supply Current AI
DD
Software shutdown 10 µA
V
IH
= DV
DD
, V
IL
= 0, f
SCLK
= 20MHz 2.5 3.5
Digital Supply Current DI
DD
V
IH
= +2.4V, V
IL
= +0.8V, f
SCLK
= 20MHz 5 6.5
mA
V
OUT0
through V
OUT31
= 0 4 10 mA
Output-Amplifier Positive Supply
Current
AI
CC
Software shutdown 20 µA
V
OUT0
through V
OUT31
= 0 -4 -10 mA
Output-Amplifier Negative Supply
Current
I
SS
V
SS
= -2.75V
Software shutdown -20 µA
Power-Supply Rejection Ratio PSRR -95 dB