LM4949TLEVAL National Semiconductor, LM4949TLEVAL Datasheet - Page 6

• 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

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A
Mute
CMRR
PSRR
PSRR
PSRR
Symbol
V
Gain
Mute Attenuation
Common Mode Rejection Ratio
Power Supply Rejection Ratio
Power Supply Rejection Ratio
Power Supply Rejection Ratio
Parameter
Volume Control
LS Second Gain Stage
Step 0
Step 1
Step 2
Step 3
HP Second Gain Stage
Speaker Mode
Headphone Mode
Speaker Mode, f = 1kHz,
V
OCL Headphone Mode, f = 1kHz,
V
Differential Input Mode, V
OCL HP Mode, f = 217Hz
OCL HP Mode, f = 1kHz
LS Mode, f = 217Hz
LS Mode, f = 1kHz
Single-Ended Input Mode, V
OCL HP Mode, f = 217Hz
OCL HP Mode, f = 1kHz
LS Mode, f = 217Hz
LS Mode, f = 70.31kHz72.8
All Inputs ON, Single-Ended Input Mode, V
OCL HP Mode, f = 217Hz
OCL HP Mode, f = 1kHz
LS Mode, f = 217Hz
LS Mode, f = 1kHz
IN
IN
Minimum Gain
Maximum Gain
Differential Input
Single-Ended Input
Differential Input
Single-Ended Input
Differential Input
Single-Ended Input
Differential Input
Single-Ended Input
Step 0
Step 1
Step 2
= 200mV
= 200mV
Conditions
P-P
P-P
6
RIPPLE
RIPPLE
= 200mV
= 200mV
(Note 6)
Typical
P-P
–103
–123
66.1
78.1
75.4
72.9
77.5
66.1
70.5
65.4
72.2
RIPPLE
–57
-12
18
12
10
70
74
81
69
81
-6
P-P
6
4
2
8
0
6
0
LM4949
= 200mV
(Notes 7, 8)
Limit
P-P
(Limits)
Units
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB