+3.0V to +5.5V, 1.25Gbps/2.5Gbps
Limiting Amplifiers
VCC
ICC
IOUT
100Ω
100Ω
MAX3264
MAX3265
MAX3765
(a) CML SUPPLY CURRENT (ICC)
VCC
ICC
CONTROL
RTH
2.5kΩ
MAX3264CUE: OPEN
MAX3265CUE: OPEN
SQUELCH MAX3265CUB: GND (INTERNAL)
MAX3765CUB: VCC (INTERNAL)
LEVEL
MAX3264CUE: OPEN
MAX3265CUE: OPEN
MAX3265CUB: GND (INTERNAL)
MAX3765CUB: GND (INTERNAL)
OUT+
OPEN
MAX3268
MAX3269
MAX3768
OUT-
OPEN
RTH
2.5kΩ
(b) PECL SUPPLY CURRENT (ICC)
Figure 2. Power-Supply Current Measurement
_______________________________________________________________________________________ 9