K4H561638F-ULB3 Samsung Semiconductor, K4H561638F-ULB3 Datasheet - Page 3

• Manufacturer Part Number: K4H561638F-ULB3
• Manufacturer: Samsung Semiconductor
• Type: DDR SDRAMr

Specifications of K4H561638F-ULB3

• Organization: 16Mx16
• Density: 256Mb
• Address Bus: 15b
• Access Time (max): 700ps
• Maximum Clock Rate: 333MHz
• Operating Supply Voltage (typ): 2.5V
• Package Type: TSOP-II
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 2.7V
• Operating Supply Voltage (min): 2.3V
• Supply Current: 200mA
• Pin Count: 66
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

DDR SDRAM 256Mb F-die (x8, x16) Pb-Free
Key Features
• Double-data-rate architecture; two data transfers per clock cycle
• Bidirectional data strobe
• Four banks operation
• Differential clock inputs(CK and CK)
• DLL aligns DQ and DQS transition with CK transition
• MRS cycle with address key programs
• All inputs except data & DM are sampled at the positive going edge of the system clock(CK)
• Data I/O transactions on both edges of data strobe
• Edge aligned data output, center aligned data input
• LDM,UDM for write masking only (x16)
• Auto & Self refresh
• 7.8us refresh interval(8K/64ms refresh)
• Maximum burst refresh cycle : 8
• 66pin TSOP II
• RoHS compliant
Operating Frequencies
*CL : CAS Latency
Ordering Information
-. Read latency 2, 2.5 (clock)
-. Burst length (2, 4, 8)
-. Burst type (sequential & interleave)
K4H561638F-UC/LB3
K4H561638F-UC/LAA
K4H561638F-UC/LA2
K4H561638F-UC/LB0
K4H560838F-UC/LB3
K4H560838F-UC/LAA
K4H560838F-UC/LA2
K4H560838F-UC/LB0
Speed @CL2.5
Speed @CL2
Part No.
Pb-Free
package
L(U)DQS
B3(DDR333@CL=2.5)
16M x 16
32M x 8
133MHz
166MHz
Org.
B3(DDR333@CL=2.5)
AA(DDR266@CL=2)
A2(DDR266@CL=2)
B0(DDR266@CL=2.5)
B3(DDR333@CL=2.5)
AA(DDR266@CL=2)
A2(DDR266@CL=2)
B0(DDR266@CL=2.5)
AA(DDR266@CL=2.0)
Max Freq.
133MHz
133MHz
A2(DDR266@CL=2.0)
133MHz
133MHz
Interface
SSTL2
SSTL2
Rev. 1.2 October, 2004
B0(DDR266@CL=2.5)
DDR SDRAM
66pin TSOP II
66pin TSOP II
100MHz
133MHz
Package