当总线在读取和写入或写入和读取之间切换时，可通过 Renesas ZBT 零件消除失效的总线周期。 因而将其命名为 ZBT 或零总线周转。
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零总线反转 (ZBT)
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| Density (Kb) | Bus Width (bits) | Core Voltage (V) | Pkg. Code | Organization | I/O Voltage (V) | I/O Frequency (MHz) | Temp. Range | Architecture | Output Type | 105°C Max. Case Temp. | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.5V 512K X 36 ZBT Synchronous 2.5V I/O PipeLine SRAM | 18432 | 36 | 2.5 | BG119, BGG119, PKG100 | 512K x 36 | 2.5 | 100, 133, 150, 166 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 2.5V 1M X 18 ZBT Synchronous 2.5V I/O PipeLine SRAM | 18432 | 18 | 2.5 | BG119, BGG119, PKG100 | 1024K x 18 | 2.5 | 100, 133, 150, 166, 200 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 2.5V 1M x 18 ZBT Synchronous 2.5V I/O Flow-through SRAM | 18432 | 18 | 2.5 | BG119, BGG119, PKG100 | 1024K x 18 | 2.5 | -40 to 85°C, 0 to 70°C | ZBT | Flowthrough | ||
| 3.3V 128Kx36 ZBT Synchronous PipeLined SRAM with 2.5V I/O | 4608 | 36 | 3.3 | BG119, PKG100 | 128K x 36 | 2.5 | 100, 133, 150 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 128Kx36 ZBT Synchronous PipeLined SRAM with 2.5V I/O | 4608 | 36 | 3.3 | BG119, BGG119, PKG100 | 128K x 36 | 2.5 | 100, 133, 150, 166 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 128Kx36 ZBT Synchronous PipeLined SRAM with 3.3V I/O | 4608 | 36 | 3.3 | BG119, BGG119, BQ165, BQG165, PKG100 | 128K x 36 | 2.5 | 100, 133, 150, 166 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 128Kx36 ZBT Synchronous Flow-Through SRAM with 3.3V I/O | 4608 | 36 | 3.3 | BG119, BGG119, PKG100 | 128K x 36 | 2.5 | -40 to 85°C, 0 to 70°C | ZBT | Flowthrough | ||
| 3.3V 256K x 18 ZBT Synchronous PipeLined SRAM w/3.3V I/O | 4608 | 18 | 3.3 | BQG165, PKG100 | 256K x 18 | 2.5 | 100, 133, 166 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 256K x 18 ZBT Synchronous Flow-Through SRAM w/3.3V I/O | 4608 | 18 | 3.3 | BG119, BQ165, BQG165, PKG100 | 256K x 18 | 2.5 | -40 to 85°C, 0 to 70°C | ZBT | Flowthrough | ||
| 3.3V 128K x 36 ZBT Synchronous PipeLined SRAM | 4608 | 36 | 3.3 | PKG100 | 128K x 36 | 2.5 | 100, 133 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 128K x 36 ZBT Synchronous Flow-Through SRAM | 4608 | 36 | 3.3 | PKG100 | 128K x 36 | 2.5 | 100 | -40 to 85°C, 0 to 70°C | ZBT | Flowthrough | |
| 3.3V 256K X 36 ZBT Synchronous 3.3V I/O PipeLined SRAM | 9216 | 36 | 3.3 | BG119, BGG119, BQ165, BQG165, PKG100 | 256K x 36 | 2.5, 3.3 | 100, 133, 150 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 256K x 36 ZBT Synchronous 3.3V I/O Flowthrough SRAM | 9216 | 36 | 3.3 | BG119, BGG119, BQ165, BQG165, PKG100 | 256K x 36 | 2.5 | -40 to 85°C, 0 to 70°C | ZBT | Flowthrough | ||
| 3.3V 512K x 18 ZBT Synchronous 3.3V I/O PipeLined SRAM | 9216 | 18 | 3.3 | BG119, BGG119, BQ165, BQG165, PKG100 | 512K x 18 | 2.5 | 100, 133, 150 | -40 to 85°C, 0 to 70°C | ZBT | Pipelined | |
| 3.3V 512K x 18 ZBT Synchronous 3.3V I/O Flowthrough SRAM | 9216 | 18 | 3.3 | BG119, BGG119, BQ165, BQG165, PKG100 | 512K x 18 | 2.5 | -40 to 85°C, 0 to 70°C | ZBT | Flowthrough |
