ML2036
P
DN
–INH
MODE
P
DN(1)
Inhibit
P
DN
–INH
PIN
V
I1
, Logic "0"
V
I2
, Inhibit State
Voltage, V
SS
to
V
SS
+ 0.5V
V
I3
, Logic "1"
DATA IN
SHIFT REG.
X
All 0‘s
LATI
X
Logic "1"
SINE WAVE OUTPUT
V
OUT
= 0V
(10kW to AGND)
V
OUT
goes to approximately V
OS
at the next V
OS
crossing
(See Figure 6)
V
OUT
= 0V
(10kW to AGND)
P
DN(1)
All 0‘s
Logic "1"
Note 1:
In the power down mode, the oscillator, CLK OUT 1 and CLK OUT 2, shift register, and data latch are all functional.
Table 1. Three Level P
DN
-INH Functions.
POWER DOWN MODE
0V
V
OS
INHIBIT MODE
0V
V
OS
V
X
V
f
|V
X
| =
PEAK
, FOR f
OUT
≤
CLK
256
2048
|V
X
|
≤
V
PEAK
+ V
8
π
f
OUT
+
π
PEAK
SIN
256
f
CLK
512
FOR f
OUT
> f
CLK
2048
SCK
SID
LATI
0 1 2 3 4 5 6 7 8 9 10 11 12 131415
Figure 6. Power Down and Inhibit Mode Waveforms.
9