Harman Kardon AVR 525, Service Manual

Page: 121 / 187

MITSUMI
Video Switch · 75
Ω
driver · Y/C mix MM1501
Item Symbol Measurement conditions Min. Typ. Max. Unit
Consumption current
I
CC
Refer to measurement procedures 6.9 9.0 mA
Y input pin voltage
V
YIN
No-signal, no-load 1.95 2.15 2.35 V
C input pin voltage
V
CIN
No-signal, no-load 1.80 2.00 2.20 V
Output pin voltage
V
OUT
No-signal, no-load 1.10 V
Voltage gain
G
V
Refer to measurement procedures 5.5 6.0 6.5 dB
Frequency characteristic
fc Refer to measurement procedures -1 0 +1 dB
Differential gain
DG Refer to measurement procedures -3 0 +3 %
Differential phase
DP Refer to measurement procedures -3 0 +3 deg
Y output dynamic range
V
DY
Refer to measurement procedures 2.6 2.9 V
C output dynamic range
V
DC
Refer to measurement procedures 2.0 V
C input impedance
Zi 15 k
Ω
MM1512
MM1501~MM1508
· Switch Status
Measurement Procedures
Item
Symbol
Switch status
S1 S2 S3
Consumption current
I
CC
2 2 2
Voltage gain
G
V
1 2 2
2 1 1
Frequency characteristic
fc
1 2 2
2 1 1
Differential gain
DG
1 2 2
2 1 1
Differential phase
DP
1 2 2
2 1 1
Item
Symbol
Switch status
S1 S2 S3
Total harmonic
THD
1 2 2
distortion ratio
2 1 1
Output dynamic range
V
D
1 2 2
2 1 1
Output offset voltage
V
OFF
2 2 2
2 2 1
Cross talk
C
T
1 2 1
2 1 2
SW input voltage H
V
IH
2 2 1
SW input voltage L
V
IL
AVR525 harman/kardon
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