Infineon Technologies CYP15G0101DXB-BBI

Overview

CYP15G0101DXB-BBI from Cypress Semiconductor Corporation is a single-channel HOTLink II™ transceiver IC for high-speed point-to-point serial data transmission over fiber, copper, or PCB traces. It operates at 195–1500 MBaud serial data rate, supports 8B/10B encoding or 10-bit unencoded mode, features dual PECL-compatible differential I/O, and delivers 1.25W typical power consumption at 3.3V - deployed in video transmission systems and telecom base-station backplanes.

For engineers reviewing the CYP15G0101DXB-BBI datasheet, CYP15G0101DXB-BBI pinout, CYP15G0101DXB-BBI application, or CYP15G0101DXB-BBI equivalent, key selection considerations include its SMPTE-noncompliant data-rate range (vs. CYV/CYW variants), selectable parity generation/checking, internal PLL clock synchronization, and JTAG boundary-scan support for at-speed link validation.

Technical Context

The CYP15G0101DXB-BBI implements a fully integrated transmit/receive channel with independent PLL-based clock recovery and synthesis: TX uses a 10× or 20× REFCLK multiplier (selected by TXRATE), while RX employs a clock-and-data-recovery (CDR) PLL with no external components. Its MultiFrame™ Receive Framer provides bit- and byte-level alignment with K28.5 comma detection and configurable framer depth.

It supports synchronous LVTTL parallel I/O with flexible clocking options: TX can be clocked by REFCLK or TXCLK (via TXCKSEL), and RX output timing may reference recovered clock (RXCKSEL = MID/HIGH) or local REFCLK (RXCKSEL = LOW). The Elasticity Buffer (RX path) and Phase-Align Buffer (TX path) are optional and configurable via control pins.

Key Specifications

Pinout & Package

Package: 100-ball BGA, Pb-free option available, 0.25µm BiCMOS process.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-speed serial transceiver applications.

Compared with CYV15G0101DXB and CYW15G0101DXB, the CYP15G0101DXB-BBI offers broader general-purpose serial interconnect capability without SMPTE or OBSAI certification overhead - ideal for cost-sensitive, non-standardized high-speed links where full protocol compliance is not required.

Availability

CYP15G0101DXB-BBI is available at Aetrix Electronics and suitable for video backhaul transmission, base-station interconnect, and network switch fabric interface requiring stable component supply, long-term lifecycle support, and traceable sourcing.

Supply support for CYP15G0101DXB-BBI includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Cypress Semiconductor Corporation, now part of Infineon Technologies, designs high-performance mixed-signal ICs for connectivity, memory, and programmable solutions.

The HOTLink II™ transceiver product line targets high-speed serial interconnect in telecom, broadcast video, and test equipment - emphasizing protocol flexibility, embedded clock recovery, and system-level diagnostic capability.

FAQ

What is the difference between CYP15G0101DXB-BBI and CYV15G0101DXB?

CYP15G0101DXB-BBI is not compliant with SMPTE 259M/292M pathological test requirements, whereas CYV15G0101DXB is verified to pass all EG34-1999 test patterns. Both share identical pinout, package, and core functionality, but CYV is mandated for broadcast-grade SDI/HD-SDI equipment certification.

Does CYP15G0101DXB-BBI require external termination resistors on PECL serial I/O?

No. The device integrates source-matched 50Ω drivers for OUT1±/OUT2± and internal DC restoration for IN1±/IN2±, eliminating need for external biasing or termination resistors - simplifying PCB layout and reducing bill-of-materials.

Can the 8B/10B encoder/decoder be bypassed in CYP15G0101DXB-BBI?

Yes. The encoder/decoder is fully bypassable via TXMODE[1] control; when disabled, the device transports raw 10-bit parallel data across the serial link - enabling use with externally scrambled or pre-encoded protocols like CPRI or proprietary baseband formats.

How is clock domain crossing handled between parallel and serial interfaces?

Through two dedicated buffers: the Phase-Align Buffer (TX path) dynamically adjusts phase alignment between parallel input clock and internal character clock, while the Elasticity Buffer (RX path) absorbs frequency/phase differences between recovered clock and system clock - ensuring reliable data transfer across asynchronous domains.