max9725betct Maxim Integrated Products, Inc., max9725betct Datasheet - Page 3

• Manufacturer Part Number: max9725betct
• Description: Max9725 1v, Low-power, Directdrive, Stereo Headphone Amplifier With Shutdown
• Manufacturer: Maxim Integrated Products, Inc.

ELECTRICAL CHARACTERISTICS (MAX9725E)
(V
to T
ELECTRICAL CHARACTERISTICS (MAX9725A–MAX9725D) (continued)
(V
noted. Typical values are at T
Supply Voltage Range
Quiescent Supply Current
Shutdown Current
Shutdown to Full Operation
SHDN Thresholds
SHDN Input Leakage Current
CHARGE PUMP
Oscillator Frequency
AMPLIFIERS
Voltage Gain
Minimum Stable Gain
Total Output Offset Voltage
Input Resistance
INR, INL Input Leakage
Current
Maximum Input Parasitic
Capacitance
Power-Supply Rejection Ratio
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Slew Rate
Maximum Capacitive Load
Crosstalk
Click-and-Pop Level
ESD Protection
DD
DD
1V, Low-Power, DirectDrive, Stereo Headphone
MAX,
= 1.5V, PGND = SGND = 0V, V
= 1.5V, PGND = SGND = 0V, V
unless otherwise noted. Typical values are at T
PARAMETER
PARAMETER
_______________________________________________________________________________________
A
= +25°C.) (See the Functional Diagrams.) (Note 1)
SYMBOL
SYMBOL
THD+N
XTALK
I
PSRR
I
C
V
SHDN
f
SNR
SHDN
V
LEAK
ΔA
V
SHDN
K
I
t
OSC
R
V
V
I
SR
C
A
ESD
DD
ON
PAR
LK
DD
OS
CP
IH
IN
IL
V
L
V
= 1.5V, V
= 1.5V, V
Guaranteed by PSRR test
Both channels active
V
V
V
V
(Note 5)
Input AC-coupled, R
T
V
100mV
(Note 5)
R
R
R
No sustained oscillations
f
R
A-weighted, 32 samples per
second (Note 4)
Human Body Model (OUTR, OUTL)
IN
A
SHDN
DD
DD
DD
DD
L
L
L
L
= +25°C (Note 6)
= 32Ω, P
= 16Ω, P
= 32Ω, P
= 1.0kHz, R
= 32Ω, peak voltage,
= 0.9V to 1.8V
= 0.9V to 1.8V
= 0.9V to 1.8V (Note 2)
= 0.9V to 1.8V, T
SS
SS
P-P
= 0V
= PV
= PV
A
ripple
= +25°C.) (See the Functional Diagrams.) (Note 1)
OUT
OUT
OUT
SS
SS
L
, C1 = C2 = 1µF, C
, C1 = C2 = 1µF, C
= 12mW, f = 1kHz
= 15mW, f = 1kHz
= 12mW
= 32Ω, P
CONDITIONS
CONDITIONS
Amplifier with Shutdown
L
A
= 32Ω to GND,
= +25°C
OUT
f
f
IN
IN
T
T
BW = 22Hz to 22kHz
A-weighted filter
A
A
= 1kHz
= 20kHz
= 5mW
= +25°C
= -40°C to +85°C
Into shutdown
Out of shutdown
IN
IN
= 1µF, R
= 1µF, R
L
L
= 32Ω, R
= ∞, T
0.7 x V
-6.11
MIN
52.9
MIN
0.9
483
A
6.3
= T
F
= 60kΩ, R
MIN
DD
±0.63
0.006
0.015
-6.07
TYP
TYP
72.8
72.8
180
9.78
67.8
-1.0
to T
150
100
2.3
0.6
592
0.2
±8
89
92
70
62
5
MAX,
IN
0.3 x V
= 10kΩ, T
±100
unless otherwise
MAX
MAX
-6.00
±2.1
687
1.8
3.7
10
±1
14
1
DD
A
UNITS
UNITS
= T
V/µs
dBV
kHz
mA
V/V
V/V
mV
µA
µA
kΩ
nA
pF
dB
dB
pF
dB
µs
kV
%
V
V
MIN
3