LM4949TLEVAL National Semiconductor, LM4949TLEVAL Datasheet - Page 5

• Manufacturer Part Number: LM4949TLEVAL
• Description: BOARD EVALUATION LM4949TL
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4949TLEVAL

• Amplifier Type: Class D
• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.5W x 2 @ 4 Ohm; 190mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4949
• Lead Free Status / RoHS Status: Not applicable / Not applicable

THD+N
THD+N
e
η
Xtalk
T
T
Z
Symbol
N
ON
OFF
IN
Total Harmonic Distortion + Noise
Total Harmonic Distortion + Noise
Noise
Efficiency
Crosstalk
Turn on Time
Turn off Time
Input Impedance
Parameter
Differential Mode, f = 1kHz
HP Mode, R
HP Mode, R
LS Mode
R
Single-Ended Input Mode, f = 1kHz
HP Mode, R
HP Mode, R
LS Mode
Differential Input, A-weighted, Input Referred
Mono Input
All Inputs ON
Single-Ended Input, A-weighted, Input Referred
Stereo Input
All Inputs ON
LS Mode, P
LS Mode, f = 1kHz, R
Differential Input Mode
OCL HP Mode, f = 1kHz, R
Differential Input Mode
CC Mode
OCL Mode
LS Mode
From any mode
Maximum Gain
Minimum Gain
L
OCL
CC
OCL
CC
R
OCL
CC
OCL
CC
R
R
OCL
CC
LS
OCL
CC
LS
OCL
CC
LA
OCL
CC
LS
= 4Ω, P
L
L
L
= 8Ω, P
= 4Ω, P
= 8Ω, P
OUT
OUT
Conditions
L
L
L
L
OUT
OUT
OUT
= 16Ω, P
= 32Ω, P
= 16Ω, P
= 32Ω, P
= 300mW
= 400mW, R
5
= 150mW
= 300mW
= 150mW
L
OUT
OUT
OUT
OUT
= 8Ω, V
= 35mW
= 20mW
= 35mW
= 20mW
L
L
= 32Ω, V
= 8Ω
IN
= 1V
P-P
IN
= 1V
(Note 6)
Typical
0.015
0.012
0.017
0.018
0.023
0.023
0.017
0.019
0.013
222.7
0.02
0.05
0.03
16.4
15.5
29.8
29.2
46.6
23.7
22.9
85.3
84.7
24.8
683
43
12
11
45
52
68
68
14
29
P-P
LM4949
(Notes 7, 8)
Limit
www.national.com
(Limits)
Units
dB
dB
ms
ms
ms
ms
kΩ
kΩ
μV
μV
μV
μV
μV
μV
μV
μV
μV
μV
μV
μV
%
%
%
%
%
%
%
%
%
%
%
%
%