TM8SP64KPU

TM4SP64KPU 4ā194ā304 BY 64ĆBIT TM8SP64KPU 8ā388ā608 BY 64ĆBIT SYNCHRONOUS DYNAMIC RAM MODULES SMMS689 − AUGUST 1997 D Organization: − TM4SP64KPU . . . 4 194 304 x 64 Bits − TM8SP64KPU . . . 8 388 608 x 64 Bits D Single 3.3-V Power Supply (±10% Tolerance) D Designed for 66-MHz 4-Clock Systems D JEDEC 168-Pin Dual-In-Line Memory Module (DIMM) Without Buffer for Use With Socket D TM4SP64KPU — Uses Four 64M-Bit Synchronous Dynamic RAMs (SDRAMs) (4M × 16-Bit) in Plastic Thin Small-Outline Packages (TSOPs) D TM8SP64KPU — Uses Eight 64M-Bit SDRAMs (4M × 16-Bit) in Plastic TSOPs D Byte-Read/Write Capability D Performance Ranges: D High-Speed, Low-Noise Low-Voltage TTL (LVTTL) Interface D Read Latencies 2 and 3 Supported D Support Burst-Interleave and Burst-Interrupt Operations D Burst Length Programmable to 1, 2, 4, 8, and Full Page D Four Banks for On-Chip Interleaving (Gapless Access) D Ambient Temperature Range 0°C to 70°C D Gold-Plated Contacts D Pipeline Architecture D Serial Presence-Detect (SPD) Using EEPROM ’xSP64KPU-10 ’xSP64KPU-12 SYNCHRONOUS CLOCK CYCLE TIME tCK3 tCK2 10 ns 15 ns 12 ns 15 ns ACCESS TIME CLOCK TO OUTPUT tAC3 tAC3 9 ns 9 ns 9.5 ns 9.5 ns REFRESH INTERVAL tREF 64 ms description The TM4SP64KPU is a 32M-byte, 168-pin dual-in-line memory module (DIMM). The DIMM is composed of fourTMS664164DGE, 4194 304 x 16-bit SDRAMs, each in a 400-mil, 54-pin plastic thin small-outline package (TSOP) mounted on a substrate with decoupling capacitors. See the T...