78P2342JAT
2-port E3/DS3/STS-1 LIU
with Jitter Attenuator
ELECTRICAL SPECIFICATIONS (continued)
DS3 TRANSMITTER
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Measured at LOUTP/LOUTN pins
w/ 37.5Ω load and LBO pin held
high.
Transmitter Amplitude
700
800
850
mVpk
Ratio of amplitudes of positive
and negative pulses measured at
pulse peaks.
Transmitter Amplitude Mismatch
0.9
1.1
+5.7
-20
Transmitter Power
at 22.368 MHz
All ones pattern, 3kHz bandwidth
-1.8
dBm
dBm
Harmonic Power
All ones pattern
at 44.736 MHz
Power below fundamental at
22.368MHz
STS-1 TRANSMITTER
PARAMETER
CONDITION
MIN
TYP
MAX
UNIT
Transmitter Amplitude
Measured at LOUTP/LOUTN pins
w/ 37.5Ω effective load and LBO
pin held high.
700
825
950
mVpk
Transmitter Amplitude Mismatch
Transmitter Power
Ratio of amplitudes of positive and
negative pulses measured at pulse
peaks.
0.9
1.1
PRBS15 pattern band-limited to
-2.7
+4.7
dBm
207.36MHz.
E3 – TRANSMITTER
PARAMETER
CONDITION (see timing diagram)
MIN
TYP
MAX
UNIT
Transmitter Amplitude
Measured at LOUTP/LOUTN pins
900
1000
1100
mVpk
w/ 37.5Ω load.
Ratio of amplitudes of positive and
negative pulses measured at pulse
centers
Ratio of widths of positive and
negative pulses measured at pulse
half amplitude
Transmitter Amplitude Mismatch
0.95
0.95
1.05
1.05
Transmitter Pulsewidth Mismatch
Transmitter Pulsewidth
Measured at LOUTP/LOUTN pins
14.8
ns
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TDK [ TDK ELECTRONICS ]
