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65nm CMOS Design Platform

ST's 65nm Design Platform offers two standard cell libraries, optimized for performance and density, which provide a rich portfolio of more than 1500 cells, multiple voltage I/O cells, multiple memories and analog IPs.

The cells support:
- more than 800,000 gates per mm2
- core supply of 1.0V or 1.2V
- metal pitches of 0.20micron
- from 6 to 10 metal routing layers


Process & Libraries
The 65nm CMOS design platform takes full advantage of the multiple features and modularity of the process technology developed by the Crolles2 Alliance of STMicroelectronics, Freescale Semiconductor and Philips Semiconductors.

For example several services are available to ease access to the technology, including:

- fast prototype cycle time, which is down to less than one week and has been proven for 130-nm ICs
- cost reduction in mask sets
- use of e-beam technology which allows customization without the need for masks
- a shuttle multi-project reticle service started for 65nm designs
 
Core Process Features
65nm poly length
Dual or tripple Vt MOS transistors
Dual or tripple gate oxyde
Dedicated process flavors for high performance or low power
Dual-damascene copper for interconnect
Low-k (k = 2.9) dielectric
6 to 10 metal layers for interconnect
0.20micron metalization pitch
Analog/RF capabilities
Fully compatible with e-DRAM
Various power supplies supported: 2.5V, 1.8V, 1.2V, 1V
 
Library Features
Full range of 1.2V, 1.8V, 2.5V I/O cells
Extremely dense embedded memories, including single-port memories using 6T-SRAM of 0.5-square-micron area, dual-port memories, and Read-Only-Memories
Core lib supply voltage of 1.0V or 1.2V
Fully compatible, low-cost process variant, allowing up to 64-Mbit of embedded DRAM with a memory cell area of 0.12-square-micron
Power reduction techniques such as adaptive and low Vdd operation, power shutdown, and low standby current in standby mode
Broad portfolio of analog and RF IP is under development to cover the need for single system super-integration
Complex IP modules such as microcontrollers and digital signal processors
 
Design Tools Platform
The 65nm design platform is fully supported by the industry's leading CAD tools from Cadence, Mentor Graphics, and Synopsys. These tools have all been developed in close cooperation with the R&D teams of the EDA partners.