M51132L/FP
Switch Condition and Test Method
Switch
Item
Symbol S1-1 S1-2 S2
S3
S4
S5
S6
S7
S8-1 S8-2 Test Method
Circuit current
Icco
2
2
3
3
2
2
1
2
1
1
Measure the current flowing to pin
(1) in quiescent state
Attenuation
ATTo 1
1
1
1
2
2
1/2 2
1
1
Obtain from the equation
2
1
ATT(dB) = 20 log(Vo/Vi)
Att-∞ 1
1
3
3
2
2
1/2 1
1
1
ATT-∞ is IHF-A in
2
1
Channel balance CB
1
1
1
1
2
2
1→2 2
1
1
CB(dB) = ATTch1 – ATTch2
2
1
Total harmonic THD
1
1
1
1
2
2
1/2 2
1
1
15 kHz LPF in
distortion
2
1
Input resistor
Ri
1
1
1
1
2
2
1
2
1→2
Given the output as Vo1 when
2
1→2 S8→1 and the output as Vo2 when
S8→2, Ri(kΩ) = 150/(Vo1/Vo2 – 1)
Balance
attenuation
BAL
1
1
1
1
2
1
1
1
1
1
BAL(dB) = 20 log(Vo/Vi)
3
2
Output noise
voltage
Nomin 2
2
3
3
2
2
1/2 1
1
1
IHF-A in
2
1
Nomax 2
2
1
1
2
2
1/2 1
1
1
IHF-A in
2
1
Maximum input Vimax 1
1
2
2
2
2
1/2 2
1
1
Input signal voltage when the
voltage
1
output distortion rate is 1%
Maximum output Vomax 1
1
1
1
2
2
1/2 2
1
1
Output signal voltage when the
voltage
2
1
output distortion rate is 1%
Crosstalk
CT
3
1
1
1
2
2
1
1
1
1
IHF-A in, CT(dB) = 20 log
1
3
2
(Vo(Vrms)/2(Vrms))
Pass through
GVP
1
1
3
3
1
2
1/2 2
1
1
GVP(dB) = 20 log(Vo/Vi)
voltage gain
Pass through
CBP
channel balance
1
1
3
3
1
2
1→2 2
1
1
GBP(dB) = GVpch1 – GVpch2
Note: If the parameter is separated into two rows. All the switching conditions in the upper row and all the switching
conditions in the lower row are measured.
Rev.1.0, Sep.05.2003, page 8 of 11