K4S643232H-UC60 Samsung Semiconductor, K4S643232H-UC60 Datasheet - Page 20

• Manufacturer Part Number: K4S643232H-UC60
• Manufacturer: Samsung Semiconductor
• Type: SDRAMr

Specifications of K4S643232H-UC60

• Organization: 2Mx32
• Density: 64Mb
• Address Bus: 13b
• Access Time (max): 6/5.5ns
• Maximum Clock Rate: 166MHz
• Operating Supply Voltage (typ): 3.3V
• Package Type: TSOP-II
• Operating Temp Range: 0C to 70C
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Supply Current: 150mA
• Pin Count: 86
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Compliant

Device Operation &
Timing Diagram
4. CAS Interrupt (II) : Read Interrupted by Write & DQM
*Note : 1. To prevent bus contention, there should be at least one gap between data in and data out.
(a) CL=2, BL=4
(b) CL=3, BL=4
i) CMD
ii) CMD
iii) CMD
iv) CMD
i) CMD
ii) CMD
iii) CMD
iii) CMD
iv) CMD
DQM
DQM
DQM
DQM
DQM
DQM
DQM
DQM
DQM
CLK
CLK
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
DQ
RD
RD
RD
RD
RD
RD
RD
RD
RD
WR
D
WR
D
Hi-Z
0
0
WR
Hi-Z
WR
Q
D
D
D
D
1
0
0
1
0
Note 1
WR
WR
Q
Hi-Z
D
D
Hi-Z
D
D
D
D
0
0
2
1
0
2
1
Note 1
Hi-Z
WR
WR
D
D
D
D
D
D
D
D
2
0
3
1
2
0
3
1
WR
D
D
D
D
D
D
D
3
2
- 20
1
3
2
0
1
D
D
D
D
D
3
2
3
2
1
D
D
D
3
3
2
D
3
Rev. 1.2 April 2006
x32 SDRAM