LM4934RLX/NOPB National Semiconductor, LM4934RLX/NOPB Datasheet - Page 15

• Manufacturer Part Number: LM4934RLX/NOPB
• Description: IC AUDIO SUBSYSTEM 1.2W 42USMDXT
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4934RLX/NOPB

• Output Type: 2-Channel (Stereo) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1.2W x 2 @ 8 Ohm; 80mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, Depop, I²C, I²S, Mute, Shutdown, SPI, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 42-MicroSMDxt
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4934RLX

System Controls
MONO_VOL_4,
LS_R_VOL_4,
HP_L_VOL_4,
LS_L_VOL_4,
HP_R_VOL_4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
MONO_VOL_3,
LS_R_VOL_3,
HP_L_VOL_3,
HP_R_VOL_3
LS_L_VOL_3,
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
TABLE 7. Stereo or Mono, Left or Right Volume Control
MONO_VOL_2,
LS_R_VOL_2,
HP_L_VOL_2,
LS_L_VOL_2,
HP_R_VOL_2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
15
MONO_VOL_1,
LS_R_VOL_1,
HP_L_VOL_1,
LS_L_VOL_1,
HP_R_VOL_1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
MONO_VOL_0,
LS_R_VOL_0,
HP_L_VOL_0,
LS_L_VOL_0,
HP_R_VOL_0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Gain (dB)
www.national.com
Mute
–56
–52
–48
–45
–42
–39
–36
–33
–30
–28
–26
–24
–22
–20
–18
–16
–14
–12
–10
–8
–6
–4
–3
–2
–1
+1
+2
+3
+4
+5
0