TPS65950A2ZXN Datasheet, PDF (157/171 Pages) Texas Instruments – Integrated Power Management/Audio Codec

TPS65950
www.ti.com
SWCS032E – OCTOBER 2008 – REVISED JANUARY 2011
Function
Earpiece
8-Ω hands-free right
8-Ω hands-free left
Headset left
Headset right
Headset microphone
External class-D predriver
left
Table 15-1. TPS65950 External Components (continued)
Component
Reference
Capacitor
Capacitor
Resistor
Diode
Diode
Diode
Diode
Capacitor
Capacitor
Quartz
C_TXAF
C_RXAF
R_RTSO
D_CTSI1
D_CTSI2
D_RTSO1
D_RTSO2
C_XIN
C_XOUT
X_32.768kHz
Capacitor
Ferrite bead
Ferrite bead
Capacitor
Capacitor
Capacitor
Ferrite bead
Ferrite bead
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
Capacitor
Capacitor
Resistor
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
Capacitor
Capacitor
Capacitor
Resistor
Resistor
Resistor
Capacitor
C_EAR
L_HFR.M
L_HFR.P
C_HFR
C_HFR.M
C_HFR.P
L_HFL.M
L_HFL.P
C_HFL
C_HFL.M
C_HFL.P
C_S
R_S
C_I
C_S
R_S
C_I
C_HM.M
C_HM.P
C_HM.O
R_B + R_SB
C_B
C_PL.O
C_PL
R_PL
R_PL.M
R_PL.O
C_PL.M
Value
MCPC
0.1 μF
1 μF
22 Ω/100 Ω
32.768 kHz
10 pF
10 pF
32.768 kHz
Audio
100 pF
1 μF
1 nF
1 nF
1 μF
1 nF
1 nF
22 μF/47 μF
0 to 33 Ω
47 pF
22 μF/47 μF
0 to 33 Ω
47 pF
100 nF
100 nF
47 pF
2.2 kΩ/2.7 kΩ
0 to 200 pF
50 pF
1 μF
>15 kΩ
>15 kΩ
10 kΩ
1 μF
Note
Link
NNCD5.6J
NNCD5.6J
NNCD5.6J
NNCD5.6J
Range: 9 to 12.5 pF
±30 ppm (at 25°C)
±200 ppm (–40°C to 85°C)
NEC: N2012ZPS121
NEC: N2012ZPS121
NEC: N2012ZPS121
NEC: N2012ZPS121
Figure 7-2
Figure 12-5
Figure 6-3
Figure 6-5
Figure 6-5
Figure 6-7
through
Figure 6-10
Figure 6-7
through
Figure 6-10
If greater than 200 pF, a serial
resistor is required for bias stability.
Figure 6-7
through
Figure 6-10
Figure 6-12
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External Components 157