VSC8240 VSC82420 pages

PRODUCT BRIEF
www.vitesse.com
VSC8240
VSC8242
VSC8240 — 10 Gbps Clock and Data Recovery IC with EDC
VSC8242 — Dual Port 10 Gbps SFI Clock and Data Recovery IC with EDC
APPLICATIONS:
ĒIdeal for low-cost, high port density 10 Gbps SFP+ platforms
(VSC8242)
ĒSingle mode fiber (SMF) long haul modules, as well as XFP
and X2 modules (VSC8240)
Ē10 Gbps backplane equalization (VSC8242)
WIDE RANGE OF SUPPORT:
ĒCompliant to IEEE 802.3aq, IEEE 802.3ae, and
SFF 8431 electrical (SFI) specifications
Ē9.9 Gbps to 11.3 Gbps operation, as well as 1.25 Gbps for
legacy support
ĒSupports >220 m of FDDI-grade multimode fiber
ĒSupports SR/LR/LRM applications combined with up to
8-inch of FR4 circuit traces
FLEXIBILITY:
ĒThree serial interface configurations (MDIO, TWS slave, and
TWS master)
ĒEmbedded microcontroller with on-board RAM enables flexibility
and reduction in system chip count
ĒProgrammable host-side input signal equalization, output
pre-emphasis, and output drive levels to ensure signal integrity
over 8-inch host FR-4 interconnects
ƒíVScope™ signal quality monitor for optimum eye opening and
lower BER
ĒPower-on reset initializes default mode independent of serial
interface
ĒHost-side and line-side loopbacks and BIST functions
KEY SPECIFICATIONS:
Ē1.8 V and 1.2 V typical core power supplies (1.2 V to
3.3 V TTL supply)
Ē650 mW per channel typical power dissipation
ƒí12 mm × 12 mm, 121-pin, flip chip ball grid array (FCBGA)
package (VSC8242)
ƒí8 mm × 8 mm, 81-pin, flip chip ball grid array (FCBGA)
package (VSC8240)
BLOCK DIAGRAM:
VSC8240
VSC8242