Cypress Semiconductor Corp CY7C1470BV33-200BZI

Overview

CY7C1470BV33 from Cypress Semiconductor is a 72-Mbit (2M × 36) synchronous pipelined SRAM with NoBL™ architecture, designed for high-throughput memory buffering in networking and telecom data paths. It operates at 200 MHz with zero wait states, supports 3.3 V core supply and 3.3 V/2.5 V I/O, and delivers 3.0 ns clock-to-output time. Its fully registered inputs/outputs enable true back-to-back read/write operations in packet switching and protocol acceleration systems.

For engineers reviewing the CY7C1470BV33 datasheet, CY7C1470BV33 pinout, CY7C1470BV33 application, or CY7C1470BV33 equivalent, key selection criteria include burst mode support (linear/interleaved), byte write capability via four BW pins (BWa–BWd), synchronous self-timed writes, and JEDEC-standard 100-pin TQFP packaging with JTAG boundary scan compliance.

Technical Context

The device implements a fully synchronous interface with all inputs and outputs registered on the rising edge of CLK, qualified by CEN. Its NoBL™ logic eliminates bus latency by enabling consecutive read/write transfers on every clock cycle without wait states.

It features three chip enables (CE1 active-low, CE2 active-high, CE3 active-low) for flexible bank decoding, asynchronous OE for output tri-state control, and internal self-timed output buffer control that removes dependency on external OE timing. Burst addressing is supported in linear or interleaved order via ADV/LD.

Key Specifications

Pinout & Package

Package: 100-pin TQFP (14 mm × 20 mm × 1.4 mm), JEDEC-standard, Pb-free compatible.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar synchronous pipelined SRAM applications.

Compared with IDT72V2115L10PF and IS61WV102432BLL-10TLI, CY7C1470BV33 delivers 2× higher bandwidth, deterministic zero-wait-state operation, and integrated debug infrastructure - making it optimal for next-generation data plane architectures requiring sustained 200 MT/s throughput.

Availability

CY7C1470BV33 is available at Aetrix Electronics and suitable for network packet buffering, telecom line card memory, protocol accelerator cache, and industrial real-time controller memory requiring stable component supply and long-term lifecycle assurance.

Supply support for CY7C1470BV33 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 (now part of Infineon Technologies) is a fabless semiconductor company specializing in high-performance memory, microcontrollers, and connectivity solutions for industrial, automotive, and communications markets.

CY7C1470BV33 belongs to Cypress's NoBL™ SRAM product line, engineered specifically for zero-latency, high-frequency memory subsystems in packet-switched infrastructure and real-time embedded systems.

FAQ

What is the function of the ADV/LD pin in CY7C1470BV33?

The ADV/LD pin controls burst address generation: when HIGH (with CEN active), it advances the internal address counter for sequential burst accesses; when LOW, it loads a new base address from A0–A17. This dual-mode operation enables both continuous streaming and random-start burst transfers without external address logic.

Does CY7C1470BV33 support 2.5 V I/O voltage levels?

Yes - the device supports 2.5 V I/O operation via the VDDQ supply pin, while maintaining 3.3 V core (VDD) operation. This allows direct interfacing with 2.5 V FPGAs or ASICs without level shifters, provided VDDQ is externally regulated to 2.5 V ±5% and meets AC timing specifications.

How does the ZZ (sleep) mode reduce power consumption?

Asserting ZZ LOW places the device in deep sleep mode, reducing CMOS standby current to ≤120 mA. During ZZ mode, all internal clocks and output drivers are disabled, but data retention is maintained as long as VDD and VDDQ remain within specification - enabling rapid wake-up (<5 ns) without data loss.

Can CY7C1470BV33 be used as a drop-in replacement for ZBT SRAMs?

Yes - it is pin-compatible and functionally equivalent to ZBT devices (e.g., IDT72V2115), supporting identical control protocols, burst orders, and timing models. However, its NoBL™ architecture provides superior throughput due to elimination of turnaround cycles between read/write transitions.