Rainbow Electronics MAX9796 - Manual (Page 12)

MAX9796
2.3W, High-Power Class D Audio Subsystem
with DirectDrive Headphone Amplifiers
12 ______________________________________________________________________________________
Pin Description
BUMP NAME FUNCTION
A1 CPV DD Charge-Pump Power Supply
A2 C1P Charge-Pump Flying Capacitor Positive Terminal
A3 CPGND Charge-Pump GND
A4 C1N Charge-Pump Flying Capacitor Negative Terminal
A5 CPV SS Charge-Pump Output. Connect to V SS .
A6 HPL Left Headphone Output
B1, F1, F5 PV
DD
Class D Power Supply
B2, E6 I.C.
Internal Connection. Leave unconnected. This pin is internally connected to the signal path. Do not
connect together or to any other pin.
B3 VBIAS Common-Mode Bias
B4 INC1 Input C1. Left input or positive input (see Table 5a).
B5 V SS Headphone Amplifier Negative Power Supply. Connect to CPV SS .
B6 HPR Right Headphone Output
C1, F4 OUT+ Positive Speaker Output
C2 SDA Serial Data Input. Connect a 1k Ω pullup resistor from SDA to V
DD
.
C5 INC2 Input C2. Right input or negative input (see Table 5a).
C6 OUTRx Mono Receiver Output
D1, F3 PGND Power Ground
D2 SCL Serial Clock Input. Connect a 1k Ω pullup resistor from SCL to V
DD .
D5 INB2 Input B2. Right input or negative input (see Table 5a).
D6 V DD Analog Power Supply
E1, F2 OUT- Negative Speaker Output
E2 SHDN Active-Low Hardware Shutdown
E3 INA1 Input A1. Left input or positive input (see Table 5a).
E4 INA2 Input A2. Right input or negative input (see Table 5a).
E5 INB1 Input B1. Left input or positive input (see Table 5a).
F6 GND Analog Ground