LM4888SQBD National Semiconductor, LM4888SQBD Datasheet - Page 4

• Manufacturer Part Number: LM4888SQBD
• Description: BOARD EVALUATION LM4888SQ
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4888SQBD

• Amplifier Type: Class AB
• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 3W x 2 @ 3 Ohm; 90mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4888
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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PSRR
X
V
P
THD+N
PSRR
X
V
Symbol
Symbol
TALK
NO
O
TALK
NO
Electrical Characteristics for Bridged-Mode Operation (5V)
13) (Continued)
The following specifications apply for V
Electrical Characteristics for Single-Ended Operation (5V)
The following specifications apply for V
Output Power
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Channel Separation
Output Noise Voltage
Power Supply Rejection Ratio
Channel Separation
Output Noise Voltage
Parameter
Parameter
DD
DD
= 5V unless otherwise specified. Limits apply for T
= 5V unless otherwise specified. Limits apply for T
THD+N = 0.5%, f = 1 kHz, R
P
Input Unterminated, 217Hz
V
C
Input Unterminated, 1kHz
V
C
Input grounded, 217Hz
V
C
Input grounded, 1kHz
V
C
f = 1kHz, C
1kHz, A-weighted
Input Unterminated, 217Hz
V
C
Input Unterminated, 1kHz
V
C
Input grounded, 217Hz
V
C
Input grounded, 1kHz
V
C
f = 1kHz, C
1kHz, A-weighted
O
ripple
ripple
ripple
ripple
6
6
6
6
ripple
ripple
ripple
ripple
6
6
6
6
= 1µF, R
= 1µF, R
= 1µF, R
= 1µF, R
= 1µF, R
= 20mW, 1kHz, R
= 1µF, R
= 1µF, R
= 1µF, R
= 200mV
= 200mV
= 200mV
= 200mV
= 200mV
= 200mV
= 200mV
= 200mV
L
L
L
L
6
L
6
L
L
L
= 32Ω
= 32Ω
= 32Ω
= 32Ω
= 1.0µF, 3D Control = Low
= 8Ω
= 1.0µF, 3D Control = Low
= 8Ω
= 8Ω
= 8Ω
p-p
p-p
p-p
p-p
p-p
p-p
p-p
p-p
Conditions
Conditions
4
L
= 32Ω
L
= 32Ω
A
A
(Note 8)
Typical
= 25˚C.
= 25˚C.
(Note 8)
Typical
0.015
85
80
65
70
82
21
(Notes 3, 7, 13)
(Notes 3, 7,
90
70
72
65
70
80
11
LM4888
LM4888
(Note 9)
Limit
(Note 9)
Limit
75
(Limits)
mW (min)
Units
(Limits)
dB
dB
dB
dB
dB
µV
Units
dB
dB
dB
dB
dB
µV
%