7140SA25J8
7140SA25J8 is HIGH SPEED 1K x 8 DUAL-PORT STATIC SRAM manufactured by Renesas.
- Part of the 7140SA comparator family.
- Part of the 7140SA comparator family.
Features
- High-speed access
- mercial: 20/25/35/55/100ns (max.)
- Industrial: 25/55/100ns (max.)
- Military: 25/35/55/100ns (max.)
- Low-power operation
- IDT7130/IDT7140SA
- Active: 550m W (typ.)
- Standby: 5m W (typ.)
- IDT7130/IDT7140LA
- Active: 550m W (typ.)
- Standby: 1m W (typ.)
- MASTER IDT7130 easily expands data bus width to 16-ormore-bits using SLAVE IDT7140
- On-chip port arbitration logic (IDT7130 Only)
- BUSY output flag on IDT7130; BUSY input on IDT7140
- INT flag for port-to-port munication
- Fully asynchronous operation from either port
- Battery backup operation- 2V data retention (LA only)
- TTL-patible, single 5V ±10% power supply
- Military product pliant to MIL-PRF-38535 QML
- Industrial temperature range (- 40°C to +85°C) is available for selected speeds
- Available in 48-pin DIP, LCC and Ceramic Flatpack, 52-pin
PLCC, and 64-pin STQFP and TQFP
- Green parts available, see ordering information
Functional Block Diagram
OEL CEL R/WL
OER CER R/WR
I/O0L- I/O7L
BUSYL(1,2) A9L A0L
I/O Control
I/O Control
Address Decoder
CEL OEL R/WL
MEMORY ARRAY
ARBITRATION and
INTERRUPT LOGIC
Address Decoder
CER OER...
