Technical information

Operating Parameters
56 G30 - Module Hardware Description December 15, 2009
Audio Pins
Table 3-6: Pad Pull-up and Pull-down Characteristics
Voltage Domain Parameter
Limit Values
Unit Remarks
Min Typ Max
Generic digital
interfaces
or
SIM interface
Pull-up input
current for pull
class A
-450 uA
Pull-up input
current for pull
class B
-100 uA
Pull-up input
current for pull
class C
-30 uA
Pull-down input
current for pull
class A
450 uA
Pull-down input
current for pull
class B
100 uA
Pull-down input
current for pull
class C
30 uA
Table 3-7: Audio Transmit Path Characteristics
Parameter
Limit Values
Unit Remarks
Min Typ Max
Differential input voltage 1.03 Vpp
Differential input impedance 50 kΩ
Input capacitance 5 10 pF
Signal to distortion 65 dB