K4H561638F-ULAA Samsung Semiconductor, K4H561638F-ULAA Datasheet - Page 6

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

Specifications of K4H561638F-ULAA

• Organization: 16Mx16
• Density: 256Mb
• Address Bus: 15b
• Access Time (max): 750ps
• Maximum Clock Rate: 266MHz
• 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: 170mA
• Pin Count: 66
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

Block Diagram ( 8Mbit x 8 / 4Mbit x 16 I/O x 4 Banks)
DDR SDRAM 256Mb F-die (x8, x16) Pb-Free
CK, CK
ADD
LCKE
CK, CK
LRAS LCBR
Bank Select
CKE
CS
LWE
CK, CK
RAS
LCAS
Timing Register
CAS
4Mx16 / 2Mx32
4Mx16 / 2Mx32
4Mx16 / 2Mx32
4Mx16 / 2Mx32
Latency & Burst Length
Programming Register
Data Input Register
Column Decoder
Serial to parallel
WE
x32
x16
LWCBR
DM Input Register
x32
CK, CK
L(U)DM
x16
Rev. 1.2 October, 2004
DQi
x16
LWE
L(U)DM
DDR SDRAM
Data Strobe