DS3170 Maxim Integrated Products, DS3170 Datasheet - Page 225

• Manufacturer Part Number: DS3170
• Description: Network Controller & Processor ICs DS3-E3 Single-Chip T ransceiver T3-E3 Fra
• Manufacturer: Maxim Integrated Products

Note 1:
Note 2:
Note 3:
Note 4:
16.5.2 LIU Input/Output Characteristics
Table 16-10. Receiver Input Characteristics—DS3 Mode
(V
Table 16-11. Receiver Input Characteristics—E3 Mode
(V
Receive Sensitivity (Length of Cable)
Signal-to-Noise Ratio, Interfering Signal Test (Notes 1, 2)
Input Pulse Amplitude, RMON = 0 (Notes 2, 3)
Input Pulse Amplitude, RMON = 1 (Note 2, 3)
Analog LOS Declare, RMON = 0 (Note 4)
Analog LOS Clear, RMON = 0 (Note 4)
Analog LOS Declare, RMON = 1 (Note 4)
Analog LOS Clear, RMON = 1 (Note 4)
Intrinsic Jitter Generation (Note 4)
Receive Sensitivity (Length of Cable)
Signal-to-Noise Ratio, Interfering Signal Test (Notes 1, 2)
Input Pulse Amplitude, RMON = 0 (Notes 2, 3)
Input Pulse Amplitude, RMON = 1 (Notes 2, 3)
Analog LOS Declare, RMON = 0 (Note 4)
Analog LOS Clear, RMON = 0 (Note 4)
Analog LOS Declare, RMON = 1 (Note 4)
Analog LOS Clear, RMON = 1 (Note 4)
Intrinsic Jitter Generation (Note 4)
DD
DD
= 3.3V ±5%, T
= 3.3V ±5%, T
An interfering signal (2
added to the wanted signal. The combined signal is passed through 0 to 900ft of coaxial cable and presented to the DS3154 receiver.
This spec indicates the lowest signal-to-noise ratio that results in a bit error ratio <10
Not tested during production test.
Measured on the line side (i.e., the BNC connector side) of the 1:2 receive transformer
data traffic is unframed 2
With respect to nominal 800mVpk signal for DS3 and nominal 1000mVpk signal for E3.
A
A
= -40°C to +85°C.)
= -40°C to +85°C.)
PARAMETER
PARAMETER
15
– 1 PRBS for DS3, 2
15
– 1 PRBS for DS3 and unframed 2
23
– 1 PRBS for E3, B3ZS/HDB3 encoded, compliant waveshape, nominal bit rate) is
225 of 230
23
– 1 PRBS for E3.
MIN
900
-17
-29
MIN
900
-17
-29
1200
TYP
0.03
1200
0.03
TYP
12
10
DS3170 DS3/E3 Single-Chip Transceiver
-9
.
(Figure
MAX
1300
1000
MAX
260
200
-24
-38
-24
-38
2-1). During measurement, incoming
UNITS
UNITS
mVpk
mVpk
mVpk
mVpk
UI
UI
dB
dB
dB
dB
dB
dB
dB
dB
ft
ft
P-P
P-P