What this QDR II SRAM is and where it fits
The Cypress CY7C1315BV18-200BZC is a 18 Mbit QDR II synchronous SRAM organized as 512K x 36, clocked at 200 MHz. The supply voltage range is 1.7 V to 1.9 V.
Obsolete — sourcing reality
Package and temperature grade
The part ships in a 165-ball FBGA (13x15 mm) — surface-mount only. The 0°C to 70°C commercial temperature range restricts the device to indoor, climate-controlled environments; it is not rated for industrial or automotive thermal stress.
