K4S64323LH

Features:

• 2.5V power supply.
• LVCMOS compatible with multiplexed address.
• Four banks operation.
• MRS cycle with address key programs.
  -. CAS latency (1, 2 & 3).
  -. Burst length (1, 2, 4, 8 & Full page).
  -. Burst type (Sequential & Interleave).
• EMRS cycle with address key programs.
• All inputs are sampled at the positive going edge of the system clock.
• Burst read single-bit write operation.
• Special Function Support.
  -. PASR (Partial Array Self Refresh).
  -. Internal TCSR (Temperature Compensated Self Refresh)
• DQM for masking.
• Auto refresh.
• 64ms refresh period (4K cycle).
• Commercial Temperature Operation (-25°C ~ 70°C).
• Extended Temperature Operation (-25°C ~ 85°C).
• 90Balls FBGA with 0.8mm ball pitch ( -FXXX : Leaded, -HXXX : Lead Free).


Specifications

Parameter	Symbol	Value	Unit
Voltage on any pin relative to Vss	VIN, VOUT	-1.0 ~ 3.6	V
Voltage on VDD supply relative to Vss	VDD, VDDQ	-1.0 ~ 3.6	V
Storage temperature	TSTG	-55 ~ +150	°C
Power dissipation	PD	1.0	W
Short circuit current	IOS	50	mA

NOTES:
Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded.
Functional operation should be restricted to recommended operating condition.
Exposure to higher than recommended voltage for extended periods of time could affect device reliability.


Description

The K4S64323LH is 67,108,864 bits synchronous high data rate Dynamic RAM organized as 4 x 524,288 words by 32 bits, fabricated with SAMSUNG's high performance CMOS technology. Synchronous design allows precise cycle control with the use of system clock and I/O transactions are possible on every clock cycle. Range of operating frequencies, programmable burst lengths and programmable latencies allow the same device to be useful for a variety of high bandwidth and high performance memory system applications.