K7R640982M - 2M x 36 & 4M x 18 & 8M x 9 QDR II b2 SRAM
K7R643682M K7R641882M K7R640982M Preliminary 2Mx36 & 4Mx18 & 8Mx9 QDRTM II b2 SRAM Document Title 2Mx36-bit, 4Mx18-bit, 8Mx9-bit QDRTM II b2 SRAM Revision History Rev.
No.
History 0.0 1.
Initial document.
0.1 1.
Update AC timing characteristics.
2.
Change the JTAG instruction coding.
0.2 1.
Change the AC timing characteristics.
(-25/-20 parts) 2.
Correct the overshoot and undershoot timing diagrams.
3.
Change the JTAG Block diagrams.
4.
Update the Boundary scan exit order.
0.3 1.
Correc