Rainbow Electronics MAX5406 - Manual (Page 9)

MAX5406
Audio Processor with Pushbutton Interface
_______________________________________________________________________________________ 9
I LOGIC vs. V LOGIC
V LOGIC (V)
I LOGIC
(μ
A)
MAX5406 toc08a
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
0
20
40
60
80
100
120
140
160
180
200
V DD = 5.5V, V SS = 0
ACTIVE MODE (ONE BUTTON PUSHED)
T A = +25 °C
T A = -40 °C
T A = +85 °C
I LOGIC vs. V LOGIC
V LOGIC (V)
I LOGIC
(nA)
MAX5406 toc08b
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
0
20
40
60
80
100
120
140
160
180
200
220
240 V DD = 5.5V, V SS = 0
INACTIVE MODE (NO BUTTON PUSHED)
T A = -40 °C
T A = +85 °C
T A = +25 °C
THD PLUS NOISE vs. FREQUENCY
MAX5406 toc09a
FREQUENCY (kHz)
THD+N (%)
10 1 0.1
0.01
0.1
1
0.001
0.01 100
V DD = V LOGIC = 5V, V SS = GND
V IN = 4.6V P-P
R
L
= 10k Ω
NO LOAD
10 μs/div
WIPER SWITCHING TRANSIENT
MAX5406 toc07a
DC LEVEL AT
THE INPUT
OUTPUT
4ms/div
WIPER SWITCHING TRANSIENT
(SUPPRESSION CIRCUIT ACTIVE)
MAX5406 toc07b
5V P-P SINE WAVE
BETWEEN L1_H
AND L1_L
VOLUP
OUTPUT
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
THD PLUS NOISE vs. FREQUENCY
MAX5406 toc09b
FREQUENCY (Hz)
THD+N (%)
10 1 0.1 0.01 100
0.1
0.01
V DD = V LOGIC = 2.7V, V SS = -2.7
V
IN
= 4.6V
P-P
R
L
= 10k Ω
NO LOAD
FREQUENCY (Hz)
CROSSTALK (dB)
CROSSTALK vs. FREQUENCY
0
-10
-20
-30
-40
-50
-60
-70
-80
10 1k 10k 100k 100 1M
MAX5406 toc10b
V DD = 2.7V, V SS = -2.7V, V LOGIC = 2.5V,
V IN = 1V P-P , R L = 10k Ω
FREQUENCY (Hz)
CROSSTALK (dB)
CROSSTALK vs. FREQUENCY
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
10 1k 10k 100k 100 1M
MAX5406 toc10a
V
DD
= V
LOGIC
= 5V, V
SS
= 0,
V IN = 1V P-P , R L = 10k Ω
TOTAL SUPPLY CURRENT
vs. SUPPLY VOLTAGE (I DD + I LOGIC )
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
MAX5406 toc11a
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
8.0
8.5
9.0
9.5
10.0
10.5
11.0
11.5
12.0
V DD = V LOGIC = 5V, V SS = 0
ACTIVE MODE, ONE BUTTON PUSHED
T A = +25 °C
T A = +85 °C
T A = -40 °C