MAX14950 Datasheet, PDF (14/17 Pages) Maxim Integrated Products – Quad PCI Express Equalizer/Redriver

MAX14950
Quad PCI Express Equalizer/Redriver
Pin Description (continued)
PIN
NAME
35
OUT0N Inverting Output, Channel 0
36
OUT0P Noninverting Output, Channel 0
FUNCTION
39
EN
Enable Input. Drive EN low for standby mode. Drive EN high for normal mode. EN has a 250kI (typ)
internal pulldown resistor.
40
RXDET
Receiver Detection Control Bit. Drive RXDET high to initiate receiver detection. Drive RXDET low for
normal mode. RXDET has a 250kI (typ) internal pulldown resistor.
41
OEQ2 Output Deemphasis Control MSB. OEQ2 has a 250kI (typ) internal pulldown resistor.
42
I.C.
Internally Connected
—
EP
Exposed Pad. Internally connected to GND. Connect EP to a large ground plane to maximize thermal
performance as well as good ground conductivity to the device.
Functional Diagram
14  
MAX14950
IN0P
OUT0P
IN0N
OUT0N
IN1P
OUT1P
IN1N
OUT1N
IN2P
OUT2P
IN2N
OUT2N
IN3P
OUT3P
IN3N
OUT3N
DETECTION AND
CONTROL CIRCUIT
EN
INEQ[0:1]
RXDET
OEQ[0:2]
Maxim Integrated