DUAL PRE-POWER AMP WITH VOLUME CONTROLLER S1A0136A01
3
ELECTRICAL CHARACTERISTICS
(Ta = 25°C, VCC = 3V, unless otherwise specified)
PRE AMPLIFIER SECTION
(VCC = 3V, f = 1kHz, RL1 = 10kΩ, unless otherwise specified)
POWER AMPLIFIER SECTION
(Ta = 25°C, VCC = 3V, unless otherwise specified)
Characteristic Symbol Test Conditions Min. Typ. Max. Unit
Quiescent Circuit Current I
CCQ
VCC = 3V, VI = 0, IM = 0 − 18 25 mA
Characteristic Symbol Test Conditions Min. Typ. Max. Unit
Open Loop Voltage Gain G
VO
VO = −10dBm, RL = ∞ − 70 − dB
Closed Loop Voltage Gain G
VC1
VO = −10dBm 40 42 44 dB
Output Voltage V
O
THD = 1% 0.45 0.6 − V
Total Harmonic Distortion THD VO = 0.2V − 0.05 0.5 %
Output Noise Voltage V
NO1
Vi = 0, Rg = 2.2kΩ,
BPF(30 − 20kHz)
− 150 300 µV
Input Resistance R
I
VO = 10dBm 18 22 − kΩ
Cross Talk CT
1
RG = 2.2kΩ, VO = −10dBm 30 − − dB
Output Voltage In Pre OFF V
O (OFF)
VI = 100mV
Pre OFF (pin 22) = V
CC
− − −50 dB
Characteristic Symbol Test Conditions Min. Typ. Max. Unit
Closed Loop Voltage Gain G
VC2PO
= 5mW 26 28 30 dB
Voltage Gain Difference ∆GVV
CONT
= Max − 0 3 dB
Output Power 1 P
O1
THD = 10%, RL = 32Ω 20 28 − mW
Output Power 2 P
O2
THD = 10%, RL = 16Ω 30 − − mW
Total Harmonic Distortion THD2PO = 5mW − 0.2 2.0 %
Pre+ Power Output Noise Voltage V
NO2IVI
= 0, RG = 2.2kΩ, V
CONT
= Max − 6 10 mV
Output Noise Voltage V
NO3I
RG = 2.2 kΩ, V
CONT
= Min − 0.25 1.0 mV
Cross Talk CT
2
Ro = 5mW 20 30 − dB
Ripple Rejection Ratio RR VCC = 3V, 100Hz, 100mVp-p 34 40 − dB