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Renesas 70V06L15PF
- Part No.:
- 70V06L15PF
- Manufacturer:
- Renesas
- Category:
- Memory
- Package:
- 64-LQFP
- Datasheet:
-
70V06L15PF.pdf
- Description:
- IC SRAM 128KBIT PARALLEL 64TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,339
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Product details
Overview
70V06L15PF from IDT (now Renesas) is a high-speed 3.3V 16K × 8 true dual-port static RAM with independent left/right ports, 15 ns max access time (commercial grade), TTL-compatible I/O, and full on-chip semaphore and interrupt logic - used in real-time inter-processor communication systems requiring concurrent memory access without arbitration overhead.
For engineers reviewing the 70V06L15PF datasheet, 70V06L15PF pinout, 70V06L15PF application, or 70V06L15PF equivalent, key selection criteria include dual-port arbitration timing (tAPS = 5 ns), BUSY flag behavior under address contention, M/S-selectable master/slave configuration, and 68-pin PLCC package compatibility with legacy industrial control backplanes.
Technical Context
The 70V06L15PF implements fully asynchronous dual-port operation with separate address, data, and control buses per port (A0L–A13L/I/O0L–I/O7L/CEL/OEL/R/WL on left; A0R–A13R/I/O0R–I/O7R/CER/OER/R/WR on right), enabling simultaneous read/write to same or different addresses. Its on-chip arbitration logic resolves port conflicts via push-pull BUSYL/BUSYR flags with tBAA ≤ 15 ns and tBDD ≤ 18 ns.
It supports three coexistence modes: standalone dual-port, master/slave cascading (via M/S pin), and semaphore-controlled resource sharing across ports. Semaphore access uses dedicated SEM/SEML/SEMR pins and A0–A2 addressing for eight independent flags, with tSOP = 10 ns and tSWRD = 5 ns latency between write and read.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Memory Organization | 16K × 8 bits (128 Kbit), two independent 16-bit address spaces |
| Access Time (tAA) | 15 ns max - guarantees deterministic read latency for real-time control loops |
| Supply Voltage | 3.3 V ± 0.3 V - compatible with modern low-voltage logic families; no level-shifting required |
| Operating Temperature | 0°C to +70°C (Commercial) - validated for office and lab environments |
| Standby Current (ISB3) | 0.2 µA typ. - enables battery-backed retention down to 2 V with data integrity |
| Bus Interface | TTL-compatible inputs/outputs - direct interfacing with 3.3 V or 5 V microcontrollers via voltage translation not needed |
| Package | 68-pin PLCC (PLG68) - through-hole mountable, RoHS-compliant, 1.18″ × 1.18″ footprint |
Pinout & Package
68-pin Plastic Leaded Chip Carrier (PLCC), body size ≈ 1.18 in × 1.18 in × 0.16 in, lead finish Sn/Pb, JEDEC MO-047AC compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| A0L–A13L | Left Port Address Inputs | 14-bit address bus for left-side memory access (0x0000–0x3FFF) |
| A0R–A13R | Right Port Address Inputs | 14-bit address bus for right-side memory access (0x0000–0x3FFF) |
| I/O0L–I/O7L | Left Port Bidirectional Data | 8-bit data path; tri-stated when OEL = VIH or CEL = VIH |
| I/O0R–I/O7R | Right Port Bidirectional Data | 8-bit data path; tri-stated when OER = VIH or CER = VIH |
| CEL / CER | Chip Enable (Left/Right) | Active-low enable; controls port power-down (ISB3 = 0.2 µA when high) |
| OEL / OER | Output Enable (Left/Right) | Active-low output driver control; independent of CE state |
| R/WL / R/WR | Read/Write Control (Left/Right) | Active-low write enable; high = read, low = write |
| SEML / SEMR | Semaphore Enable (Left/Right) | Active-low; selects semaphore register mode (A0–A2 address semaphores) |
| INTL / INTR | Interrupt Flag Output (Left/Right) | Open-drain capable; asserts when opposite port writes mailbox address (3FFE/3FFF) |
| BUSYL / BUSYR | Busy Flag (Left/Right) | Push-pull output (Master) or input (Slave); indicates address contention resolution |
| M/S | Master/Slave Select | VIH = Master (BUSY outputs), VIL = Slave (BUSY inputs); enables daisy-chain expansion |
| VDD | Power Supply | 3.3 V ± 0.3 V; all 5 VDD pins must be decoupled locally |
| VSS | Ground | 0 V reference; all 10 VSS pins require low-inductance ground plane connection |
Key Features
| Feature | Design Value |
|---|---|
| True Dual-Port Architecture | Simultaneous independent reads/writes to same or different addresses without external logic |
| Hardware Semaphore Logic | Eight dedicated flags accessed via A0–A2; tSOP = 10 ns ensures fast resource locking in multi-CPU systems |
| Configurable Master/Slave Mode | M/S pin selects BUSY directionality - enables scalable 16-bit+ bus expansion without glue logic |
| Integrated Interrupt Mailbox | Dedicated 3FFE/3FFF addresses trigger INTL/INTR flags; eliminates polling overhead in IPC |
| Low-Power Standby | ISB3 = 0.2 µA typ. at CMOS-level inputs - supports battery backup with 2 V data retention |
| Robust Contention Handling | tAPS = 5 ns setup ensures deterministic BUSY arbitration; tBDD ≤ 18 ns guarantees valid data after conflict |
Applications
| Industrial PLC Backplane | Avionics Data Concentrator |
|---|---|
Use Scenario: Two independent CPUs share sensor/actuator status in real time across a shared memory buffer. IC Role / Device Role / Timing Role: Dual-port SRAM acts as zero-latency inter-processor communication channel with hardware semaphore coordination. Use Value: Eliminates software-based mutex overhead; tBAA ≤ 15 ns ensures sub-microsecond response to shared-memory updates. |
Use Scenario: Flight control computer and monitoring unit exchange telemetry and command packets via shared memory. IC Role / Device Role / Timing Role: 70V06L15PF provides deterministic, non-blocking memory access with BUSY-flag arbitration during concurrent reads/writes. Use Value: Prevents data corruption during simultaneous access; tWH = 12 ns write-hold margin ensures reliable packet handoff. |
| Medical Imaging Frame Buffer | Test Equipment Pattern Generator |
Use Scenario: Image acquisition engine writes raw frames while display processor reads rendered output. IC Role / Device Role / Timing Role: Acts as ping-pong frame buffer with independent left/right ports synchronized via INTL/INTR handshake. Use Value: Enables continuous capture-display pipeline; 15 ns tAA supports >66 MHz pixel clock rates. |
Use Scenario: FPGA-based pattern generator streams test vectors to DUT while host controller loads new sequences. IC Role / Device Role / Timing Role: Provides high-bandwidth, low-latency memory interface between FPGA and microcontroller subsystems. Use Value: 68-pin PLCC simplifies prototyping; tRC = 15 ns allows 66.7 MHz sustained throughput per port. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-port SRAM applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| CY7C024AV-15AXC | 16K × 16 organization, 15 ns access, 100-pin TQFP; no native M/S cascade support | Requires external logic for 16-bit bus expansion; lacks integrated semaphore registers | Choose when wider data bus is mandatory and arbitration is handled in FPGA/software |
| IDT70V25L15PF | 32K × 8, same 15 ns speed, 68-pin PLCC; includes JTAG boundary scan and enhanced power management | Higher density but larger die; ISB3 = 0.5 µA (vs. 0.2 µA) - less suitable for ultra-low-power backup | Choose when memory depth >128 Kbit is required and JTAG debug capability adds value |
Compared with CY7C024AV-15AXC and IDT70V25L15PF, the 70V06L15PF uniquely balances 16K × 8 capacity, 15 ns speed, integrated semaphore/INT logic, and 0.2 µA standby in a legacy-compatible 68-pin PLCC - making it optimal for cost-sensitive, space-constrained dual-CPU designs where hardware arbitration reduces firmware complexity.
Availability
70V06L15PF is available at Aetrix Electronics and suitable for industrial PLC backplanes, avionics data concentrators, and medical imaging frame buffers requiring stable component supply, long-lifecycle support, and RoHS-compliant through-hole packaging.
Supply support for 70V06L15PF 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
IDT (Integrated Device Technology), now part of Renesas Electronics, is a fabless semiconductor company specializing in high-performance memory, timing, and interface solutions for communications, computing, and industrial markets.
The 70V06L15PF belongs to IDT's legacy dual-port SRAM product line, designed specifically for deterministic real-time inter-processor communication in systems where software-managed memory sharing introduces unacceptable latency or complexity.
FAQ
What is the maximum operating frequency supported by the 70V06L15PF?
The 70V06L15PF does not operate at a fixed clock frequency; it is an asynchronous SRAM with timing defined by access cycles. Its 15 ns maximum access time (tAA) supports effective read/write bandwidth up to approximately 66.7 MHz per port under ideal conditions. Actual system throughput depends on CE, OE, and R/W assertion timing margins and board layout parasitics - the 70V06L15PF datasheet specifies tRC = 15 ns minimum read cycle time.
Does the 70V06L15PF support battery backup operation?
Yes, the 70V06L15PF supports battery backup operation with data retention down to 2.0 V supply voltage. In full standby mode (ISB3), it draws only 0.2 µA typical current, enabling years of retention on small coin-cell batteries. The device maintains data integrity without external circuitry - simply connect VDD to backup source when main supply drops below 2.0 V.
How does the M/S pin affect BUSY signal behavior on the 70V06L15PF?
When M/S = VIH, the 70V06L15PF operates as Master: BUSYL and BUSYR are push-pull outputs that assert LOW during address contention to block conflicting writes. When M/S = VIL, it operates as Slave: BUSYL and BUSYR become inputs, and external BUSY signals from a Master device control write inhibition - enabling hierarchical multi-device memory expansion without additional logic.
Can the 70V06L15PF be used in industrial temperature applications?
No - the 70V06L15PF is rated for commercial temperature range only (0°C to +70°C). For industrial applications (−40°C to +85°C), the functionally identical 70V06L20PF (20 ns access) or 70V06L25PF (25 ns access) should be selected. These variants share the same pinout, features, and DC characteristics but are characterized and screened for extended temperature operation.
What is the purpose of the semaphore function in the 70V06L15PF?
The semaphore function in the 70V06L15PF provides eight hardware-managed resource locks accessible via A0–A2 addressing and SEM/SEML/SEMR control. Each semaphore is written via I/O0 and read across I/O0–I/O7, enabling atomic acquire/release operations between ports. With tSOP = 10 ns and tSWRD = 5 ns, it delivers faster, more reliable synchronization than software-based flags - critical for deterministic real-time systems using the 70V06L15PF.
70V06L15PF Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Series:
- -
- Package/Case:
- 64-LQFP
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Memory Type:
- Volatile
- Memory Format:
- SRAM
- Technology:
- SRAM - Dual Port, Asynchronous
- Memory Size:
- 128Kbit
- Memory Organization:
- 16K x 8
- Memory Interface:
- Parallel
- Clock Frequency:
- -
- Write Cycle Time - Word, Page:
- 15ns
- Access Time:
- 15 ns
- Voltage - Supply:
- 3V ~ 3.6V
- Operating Temperature:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 64-TQFP (14x14)
70V06L15PF FAQ
1.How can I place an order for 70V06L15PF through Aetrix?
Please submit a Request for Quotation (RFQ) for 70V06L15PF on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for 70V06L15PF reliable?
The price and inventory of 70V06L15PF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for 70V06L15PF is usually 5 days.
3.What payment methods are accepted for 70V06L15PF?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for 70V06L15PF transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for 70V06L15PF?
70V06L15PF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your 70V06L15PF order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for 70V06L15PF?
For technical support, including 70V06L15PF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your 70V06L15PF requirements.
6.How does Aetrix verify that 70V06L15PF is sourced from the original manufacturer or authorized distributors?
All 70V06L15PF products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that 70V06L15PF meets industry standards.
7.What is the process for return or replacement of 70V06L15PF?
All 70V06L15PF units undergo pre-shipment inspection (PSI). If there is an issue with 70V06L15PF, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The 70V06L15PF part is unused and in its original packaging.
Return procedure for 70V06L15PF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
70V06L15PF Tags
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M24C02-WMN6TP
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AT24C02C-XHM-T
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AT21CS01-STUM10-T
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