MAX13325 Datasheet, PDF (3/21 Pages) Maxim Integrated Products – Dual Automotive, Audio Line Drivers with I2C Control and Diagnostic

Dual Automotive, Audio Line Drivers
with I²C Control and Diagnostic
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 14.4V, VL = 5V, RL = J, load impedance from OUT_+ to OUT_-, TA = TJ = -40NC to +105NC, typical values are TA = +25NC,
unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Differential Mode Output Balance
OUT_+ to OUT_- (Note 4)
-40
dB
Output Offset Voltage
(OUT_+ to OUT_-)
VOOS
MUTE = GND, TA = +25NC
MUTE = VL, TA = +25NC
Q0.5 Q10
mV
Q0.2 Q3
BIAS Voltage
VBIAS Relative to VDD
50
52.5
%
BIAS Impedance
ZBIAS I_BIAS = Q10FA
69
92
115
kI
Output-Voltage Swing Differential
VDD = 14.4V, VIN = Q14.4V, RL = 1kI
Q12.5
V
VDD = 5.0V, VIN = Q5V, RL = 1kI
Q4.2
VDD = 4.5V to 18V
-80
-96
Power-Supply Rejection Ratio
PSRR VDD = 14.5V, +500mVP-P ripple at 1kHz
-95
dB
VDD = 14.5V, +500mVP-P ripple at 10kHz
-80
Common-Mode Rejection Ratio
CMRR VIN = 1VRMS, 100Hz to 10kHz
-48
-80
dB
AMPLIFIER AC CHARACTERISTICS
Total Harmonic Distortion Plus
Noise (Note 5)
Total Harmonic Distortion Plus
Noise at VDD = 5V (Note 5)
Capacitive-Load Stability
THD+N
THD+N
VOUT = 4VRMS, RL = 2.7kI
VOUT = 4VRMS, RL = 1kI
VOUT = 4VRMS, RL = 100I, VDD = 8V
VOUT = 7VRMS, RL = 1kI
VOUT = 1VRMS, RL = 2.7kI
VOUT = 1VRMS, RL = 1kI
VOUT = 2VRMS, RL = 1kI
0.002
0.004
%
0.03
0.2
0.01
0.02
%
0.8
3
nF
Capacitive-Load Drive Capability
No sustained
oscillation
CLOAD to GND
CLOAD differential
4
nF
3
MAX13325, gain = 12dB, VOUT = 4VRMS,
A-weighted
112
Signal-to-Noise Ratio (Note 5)
SNR
dB
MAX13326, gain = 0dB, VOUT = 4VRMS,
A-weighted
122
Unity-Gain Bandwidth
Output Slew Rate
3
MHz
2.5
V/Fs
Output-Voltage Noise
A-weighted, MAX13325
A-weighted, MAX13326
10
FV
3
Crosstalk
Mute Time
Mute Attenuation
Click-and-Pop Level (Note 6)
Click-and-Pop Level (Note 6)
VIN = 1VRMS, 1kHz
To achieve soft mute, CCSS = 220nF
VIN = 1VRMS, 1kHz
KCP Into and out of mute
KCP Into and out of shutdown, 1kI
-110
dB
4
ms
-75
dB
-70
dBV
-45
dBV
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