Rainbow Electronics MAX5440 - Manual (Page 5)

MAX5440
Stereo Volume Control
with Rotary Encoder Interface
-75
-65
-70
-45
-50
-55
-60
-35
-40
-25
-30
0.01 1 0.1 10 100
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX5440 toc10
FREQUENCY (kHz)
RESPONSE (dB)
V DD_ = 5V ±100mV
P-P , V H = 5V
V L_ = 2.5V, W_ SET TO -6dB
0
100
50
200
150
250
300
LOGIC SUPPLY CURRENT
vs. LOGIC SUPPLY VOLTAGE
MAX5440 toc11
LOGIC SUPPLY VOLTAGE (V)
LOGIC SUPPLY CURRENT (
µ
A)
2.5 3.5 4.0 3.0 4.5 5.0 5.5
ACTIVE CURRENT
STANDBY CURRENT
SHUTDOWN
0
100
50
200
150
300
250
350
-40 10 -15 35 60 85
ACTIVE LOGIC SUPPLY CURRENT
vs. TEMPERATURE
MAX5440 toc12
TEMPERATURE ( °C)
LOGIC SUPPLY CURRENT (
µ
A)
V DD = V LOGIC = 5.5V,
RENCODEA = RENCODEB = 0
1.1752
1.1756
1.1754
1.1762
1.1760
1.1758
1.1768
1.1766
1.1764
1.1770
-40 10 -15 35 60 85
ACTIVE SUPPLY CURRENT
vs. TEMPERATURE
MAX5440 toc13
TEMPERATURE ( °C)
SUPPLY CURRENT (mA)
V DD = V LOGIC = 5.5V,
RENCODEA = RENCODEB = 0
10
100
1000
0 0.5 2.0 2.5 1.0 1.5 3.0 3.5 4.0 4.5 5.0
DIGITAL SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
MAX5440 toc14
DIGITAL INPUT VOLTAGE (V)
DIGITAL SUPPLY CURRENT (
µ
A)
200
0
400
800
600
1000
1200
0.01 1 0.1 10 100
SPECTRAL NOISE DENSITY
MAX5440 toc15
FREQUENCY (kHz)
NOISE (nV/
√
Hz)
0
1
2
3
4
5
6
7
8
2.5 3.0 3.5 4.0 4.5 5.0
SUPPLY CURRENT
vs. INPUT VOLTAGE SWEEP
MAX5440 toc16
INPUT VOLTAGE SWEEP (V H_ )
SUPPLY CURRENT (mA)
V DD = V LOGIC = 5V, W_ AT 0dB
R L = 10k Ω TO V
MIDBIAS
Typical Operating Characteristics (continued)
( V DD = +5V, T A = +25°C, unless otherwise noted.)
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