M02040-15 Datasheet, PDF (28/31 Pages) M/A-COM Technology Solutions, Inc. – 3.3 5V Limiting Amplifier for Applications to 2.125 Gbps

M02040-15
3.3/5V Limiting Amplifier for Applications to 2.125 Gbps
Rev V4
Table 4-2.
Supply
5V
3.3V
PECL Termination Resistor Values
Output
Impedance
R_PULL-DOWN
50 Ω
270 Ω
50 Ω
150 Ω
Z_T
100 Ω
100 Ω
R_TA / R_TB
2.7 kΩ / 7.8 kΩ
2.7 kΩ / 4.3 kΩ
R_T / R_B
82 Ω / 130 Ω
130 Ω / 82 Ω
Figure 4-7. AC-Coupled PECL Termination
V_CC
PECLP
0.1µF
Z_o
M02040 ^PECLN
0.1µF
Z_o
R_{PU L L - D OW N}
V_CC
R_TA
R _TA
Z_T
PECL
R_TB
R _TB
Figure 4-8. DC-Coupled PECL Termination
V_CC
PECLP ^Zo
M02040
PECLN ^Z_o
V_CC
10 nF
R_T
R_T
PECL
R_B
R_B
28
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