
AD1990
Table 5. Power Supplies
Parameter
ANALOG SUPPLY, AV
DD
DIGITAL SUPPLY, DV
DD
POWER TRANSISTOR SUPPLY, PV
DD
RESET/POWER-DOWN CURRENT
AV
DD
DV
DD
PV
DD
QUIESCENT CURRENT
AV
DD
DV
DD
PV
DD
OPERATING CURRENT
AV
DD
DV
DD
PV
DD
Rev. 0 | Page 4 of 16
Min
4.5
4.5
6.5
Typ
5.0
5.0
8 to 12
0.6
7.5
19
20
5.5
30
20
5.5
218
Max
5.5
5.5
15
1
11
40
27
7
260
Unit
V
V
V
μA
μA
μA
mA
mA
mA
mA
mA
mA
Test Conditions/Comments
RESET held low
5 V
5 V
12 V
Inputs grounded, nonoverlap = minimum
5 V
5 V
12 V
V
IN
= 1 V rms, R
L
= 6 Ω, P
O
= 1 W
5 V
5 V
12 V
Table 6. Digital I/O
Parameter
INPUT LOGIC HIGH
INPUT LOGIC LOW
OUTPUT LOGIC HIGH
OUTPUT LOGIC LOW
LEAKAGE CURRENT ON DIGITAL OUTPUTS
Min
2.0
2.4
Typ
Max
0.8
0.4
10
Unit
V
V
V
V
μA
Test Conditions/Comments
@ 4 mA
@ 4 mA
Table 7. Digital Timing
Parameter
t
MD
t
UD
Typ
10
34
Unit
μs
μs
Test Conditions/Comments
Delay after MUTE is asserted until output stops switching
Delay after MUTE is deasserted until output starts switching
MUTE
OUTx
t
UD
t
MD
0
Figure 2. Mute and Unmute Delay Timing