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| SI53307 Datasheet, PDF (6/30 Pages) Silicon Laboratories – 2:2 LOW JITTER UNIVERSAL BUFFER/LEVEL TRANSLATOR | |||
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Si53307
Table 4. Output Characteristics (LVPECL)
(VDD = VDDO = 2.5 V ± 5%, or 3.3 V ± 10%,TA = â40 to 85 °C)
Parameter
Symbol Test Condition
Min
Output DC Common Mode
Voltage
VCOM
VDDO â 1.595
Single-Ended
VSE
0.55
Output Swing*
*Note: Unused outputs can be left floating. Do not short unused outputs to ground.
Typ
â
0.80
Max
Unit
VDDO â 1.245 V
1.050
V
Table 5. Output Characteristics (Low Power LVPECL)
(VDD = VDDO = 2.5 V ± 5%, or 3.3 V ± 10%,TA = â40 to 85 °C)
Parameter
Symbol
Test Condition
Output DC Common VCOM RL = 100 ïï across Qn and Qn
Mode Voltage
Single-Ended
Output Swing*
VSE RL = 100 ïï across Qn and Qn
*Note: RL = 100 ï across Qn and Qn.
Min
VDDO â 1.895
0.25
Typ
0.60
Max
Unit
VDDO â 1.275 V
0.85
V
Table 6. Output CharacteristicsâCML
(VDD = VDDO = 1.8 V ï±ï 5%, 2.5 V ï± 5%, or 3.3 V ï±ï 10%,TA = â40 to 85 °C)
Parameter
Symbol
Test Condition
Min
Single-Ended Output VSE
Terminated as shown in Figure 8
300
Swing
(CML termination).
Typ
Max
Unit
400
550
mV
Table 7. Output CharacteristicsâLVDS
(VDD = VDDO = 1.8 V ï±ï 5%, 2.5 V ï± 5%, or 3.3 V ï±ï 10%,TA = â40 to 85 °C)
Parameter
Symbol
Test Condition
Min
Single-Ended Output VSE
RL = 100 ï across QN and QN
247
Swing*
Output Common
Mode Voltage
(VDDO = 2.5 V or
3.3 V)
VCOM1
VDDO = 2.38 to 2.63 V, 2.97 to
3.63 V, RL = 100 ï across QN
and QN
1.10
Output Common
Mode Voltage
(VDDO = 1.8 V)
VCOM2
VDDO = 1.71 to 1.89 V, RL = 100 ï
across QN
and QN
0.85
*Note: Typical specification based upon 156.25 MHz output frequency and VDDO = 3.3 V.
Typ
410
1.25
0.97
Max
490
1.35
1.25
Unit
mV
V
V
6
Rev. 1.0
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