DS3251+ Maxim Integrated Products, DS3251+ Datasheet - Page 97

• Manufacturer Part Number: DS3251+
• Description: IC LIU DS3/E3/STS-1 144-CSBGA
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS3251+

• Number Of Drivers/receivers: 1/1
• Protocol: DS3
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 144-CSBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 11-6. Transmitter Output Characteristics—DS3 and STS-1 Modes
(VDD18 = 1.8V ±10%, VDD33 = 3.3V ±5%, AVDD = 1.8V ±5%, T
Table 11-7. Transmitter Output Characteristics—E3 Mode
(VDD18 = 1.8V ±10%, VDD33 = 3.3V ±5%, AVDD = 1.8V ±5%, T
Note 1:
Note 2:
Note 1:
DS3 Output Pulse Amplitude, TLBO = 0 (Note 1)
DS3 Output Pulse Amplitude, TLBO = 1 (Note 1)
STS-1 Output Pulse Amplitude, TLBO = 0 (Note 1)
STS-1 Output Pulse Amplitude, TLBO = 1 (Note 1)
Ratio of Positive and Negative Pulse-Peak Amplitudes
DS3 Power Level at 22.368MHz (Note 2)
DS3 Power Level at 44.736MHz vs. Power Level at 22.368MHz (Note 2)
Transmit Driver Monitor Minimum Threshold (V
Transmit Driver Monitor Minimum Threshold (V
Transmit Driver Monitor Maximum Threshold (V
Transmit Driver Monitor Maximum Threshold (V
Output Pulse Amplitude (Note 1)
Pulse Width (Note 1)
Positive/Negative Pulse Amplitude Ratio (at Centers of Pulses) (Note 1)
Positive/Negative Pulse Width Ratio (at Nominal Half Amplitude)
Transmit Driver Monitor Minimum Threshold (V
Transmit Driver Monitor Maximum Threshold (V
Measured on the line side (i.e., the BNC connector side) of the 1:1 transmit transformer
Unframed all-ones output signal, 3kHz bandwidth.
Measured on the line side (i.e., the BNC connector side) of the 1:1 transmit transformer
PARAMETER
PARAMETER
TXMIN
TXMIN
TXMIN
TXMAX
TXMAX
TXMAX
), TLBO = 0
), TLBO = 1
)
97 of 130
), TLBO = 0
), TLBO = 1
)
A
A
= -40°C to +85°C.)
= -40°C to +85°C.)
(Figure
(Figure
0.95
0.95
MIN
MIN
700
500
700
500
-1.8
900
0.9
4-1).
4-1).
DS32506/DS32508/DS32512
14.55
1000
1120
TYP
TYP
1.00
1.00
800
600
800
600
680
480
920
720
880
1.0
MAX
MAX
1100
+5.7
1.05
1.05
900
700
900
700
1.1
-20
UNITS
UNITS
mVpk
mVpk
mVpk
mVpk
mVpk
mVpk
mVpk
mVpk
mVpk
mVpk
mVpk
dBm
dB
ns