250MHz, Low-Power, High-Output-Current,
Differential Line Driver
IN+
MAX4142
A1
RF
RG
A3
RG
RF
A2
IN-
OUT+
RISO
CLOAD
RLOAD
SENSE+
GND
SENSE-
OUT-
RISO
CLOAD
RLOAD
25
RL = 150Ω
20
15
10
5
0
0 50 100 150 200 250 300 350 400 450 500
CAPACITIVE LOAD (pF)
Figure 7. Isolation Resistance vs. Capacitive Load
Figure 6. Addition of RISO to Amplifier Output
___________________Chip Information
TRANSISTOR COUNT: 243
SUBSTRATE CONNECTED TO VEE
_______________________________________________________________________________________ 9