DS42MB200TSQ/NOPB ,Dual 4.25 Gbps 2:1/1:2 CML Mux/Buffer w/ Tx Pre-Emphasis & Rx Equalization 48-WQFN -40 to 85PIN DESCRIPTIONS (continued)Pin Name Pin Number I/O DescriptionSIA_1+ 16 I Inverting and non-invert ..
DS4301U-200 ,Nonvolatile/ 32-Position Digital PotentiometerApplicationsWhite LED Backlight Brightness ControlPART TEMP RANGE PIN-PACKAGEPortable Battery-Power ..
DS4301U-200+ ,Nonvolatile, 32-Position Digital PotentiometerApplicationsWhite LED Backlight Brightness ControlPART TEMP RANGE PIN-PACKAGEPortable Battery-Power ..
DS4301Z-200 ,Nonvolatile, 32-Position Digital PotentiometerELECTRICAL CHARACTERISTICS(V = V to V ; T = -40°C to +85°C, unless otherwise specified.)CC CC MIN C ..
DS4302Z-020+ ,2-Wire, 5-Bit DAC with Three Digital OutputsPin Description Pin ConfigurationPIN NAME FUNCTIONTOP VIEW1 SCL Serial Clock Input. 2-wire clock in ..
DS4303 ,Voltage Sample and Infinite HoldApplications♦ Low Power ConsumptionPower-Supply Calibration♦ 2.4V to 3.6V Single-Supply OperationTh ..
EC2-12NU ,COMPACT AND LIGHTWEIGHT, SMALL MOUNTING SIZE, HIGH BREAKDOWN VOLTAGE
EC2-24 ,COMPACT AND LIGHTWEIGHT, SMALL MOUNTING SIZE, HIGH BREAKDOWN VOLTAGE
EC2-24NU ,COMPACT AND LIGHTWEIGHT, SMALL MOUNTING SIZE, HIGH BREAKDOWN VOLTAGE
EC2-4.5NJ ,COMPACT AND LIGHTWEIGHT, SMALL MOUNTING SIZE, HIGH BREAKDOWN VOLTAGE
EC2-4.5NU ,COMPACT AND LIGHTWEIGHT, SMALL MOUNTING SIZE, HIGH BREAKDOWN VOLTAGE
EC2-4.5TNU ,COMPACT AND LIGHTWEIGHT, SMALL MOUNTING SIZE, HIGH BREAKDOWN VOLTAGE
DS42MB200TSQ/NOPB
Dual 4.25 Gbps 2:1/1:2 CML Mux/Buffer w/ Tx Pre-Emphasis & Rx Equalization
PRE_S
LO_0 ±
MUX_S0
SIA_0 ±
SIB_0 ±
LB0A
LB0B
SOA_0 ±
SOB_0 ±LI_0 ±
PRE_S
PRE_L
Pre-emphasis
Control
PRE_S
PRE_L VCC
GND
Port 0
Port 1
RSV
www.ti.com SNOSAT8G –JANUARY
DS42MB200 Dual 4.25 Gbps 2:1/1:2 CML Mux/Buffer with Transmit
Receive Equalization
Checkfor Samples: DS42MB200
1FEATURES DESCRIPTIONThe DS42MB200isa dual signal conditioning 2:1
1– 4.25 Gbps Fully Differential Data Paths multiplexer and 1:2 fan-out buffer designed for usein
• Fixed Input Equalization backplane redundancy applications. Signal
Programmable Output Pre-emphasis conditioning features include input equalization and
programmable output pre-emphasis that enable data
• Independent Switch and Line Side Pre- communicationin FR4 backplanes upto 4.25 Gbps.
emphasis Controls Each input stage hasa fixed equalizerto reduce ISI
• Programmable Switch-side Loopback Mode distortion from board traces.
On-chip Terminations All output drivers have4 selectable steps of pre-
• +3.3V Dupply emphasisto compensate for transmission losses from
ESD Rating HBM6 kV long FR4 backplanes and reduce deterministic jitter.
The pre-emphasis levels can be independently
• Lead-less WQFN-48 Package controlled for the line-side and switch-side drivers.
(7mmx7mmx0.8mm, 0.5mm Pitch) The internal loopback paths from switch-side inputto
• –40°Cto +85°C Operating Temperature Range switch-side output enable at-speed system testing.All
receiver inputs are internally terminated with 100Ω
APPLICATIONS differential terminating resistors. All driver outputs are
internally terminated with 50Ωto VCC.
• Backplane Driveror Cable Driver Redundancy and Signal Conditioning
Applications XAUI
Functional Block Diagram
