
3
Maxim Integrated
Dual Automotive, Audio Line Drivers
with I2C Control and Diagnostic
MAX13325/MAX13326
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
Channel-to-Channel Gain
Tracking
Q
0.4
dB
Differential Mode Output Balance
OUT_+ to OUT_- (Note 4)
-40
dB
Output Offset Voltage
(OUT_+ to OUT_-)
VOOS
MUTE = GND, TA = +25NC
Q
0.5
Q
10
mV
MUTE = VL, TA = +25NC
Q
0.2
Q
3
BIAS Voltage
VBIAS
Relative to VDD
50
52.5
%
BIAS Impedance
ZBIAS
IBIAS = Q10FA
69
92
115
kI
Output-Voltage Swing Differential
VDD = 14.4V, VIN = Q14.4V, RL = 1kI
Q
12.5
V
VDD = 5.0V, VIN = Q5V, RL = 1kI
Q
4.2
Power-Supply Rejection Ratio
PSRR
VDD = 4.5V to 18V
-80
-96
dB
VDD = 14.5V, +500mVP-P ripple at 1kHz
-95
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)
THD+N
VOUT = 4VRMS, RL = 2.7kI
0.002
%
VOUT = 4VRMS, RL = 1kI
0.004
VOUT = 4VRMS, RL = 100I, VDD = 8V
0.03
VOUT = 7VRMS, RL = 1kI
0.2
Total Harmonic Distortion Plus
Noise at VDD = 5V (Note 5)
THD+N
VOUT = 1VRMS, RL = 2.7kI
0.01
%
VOUT = 1VRMS, RL = 1kI
0.02
VOUT = 2VRMS, RL = 1kI
0.8
Capacitive-Load Stability
3
nF
Capacitive-Load Drive Capability
No sustained
oscillation
CLOAD to GND
4
nF
CLOAD differential
3
Signal-to-Noise Ratio (Note 5)
SNR
MAX13325, gain = 12dB, VOUT = 4VRMS,
A-weighted
112
dB
MAX13326, gain = 0dB, VOUT = 4VRMS,
A-weighted
122
Unity-Gain Bandwidth
3
MHz
Output Slew Rate
2.5
V/Fs
Output-Voltage Noise
A-weighted, MAX13325
10
F
V
A-weighted, MAX13326
3
Crosstalk
VIN = 1VRMS, 1kHz
-110
dB
Mute Time
To achieve soft mute, CCSS = 220nF
4
ms
Mute Attenuation
VIN = 1VRMS, 1kHz
-75
dB
Click-and-Pop Level (Note 6)
KCP
Into and out of mute
-70
dBV
Click-and-Pop Level (Note 6)
KCP
Into and out of shutdown, 1kI
-45
dBV