K4S643232H-UC60 Samsung Semiconductor, K4S643232H-UC60 Datasheet - Page 26

• 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
FUNCTION TRUTH TABLE (TABLE 1)
Refreshing
Accessing
Activating
Abbreviations : RA = Row Address
Register
Current
Mode
State
*Note : 1. All entries assume the CKE was active (High) during the precharge clcok and the current clock cycle.
Row
2. Illegal to bank in specified state ; Function may be Iegal in the bank indicated by BA, depending on the
3. Must satisfy bus contention, bus turn around, and/or write recovery requirements.
4. NOP to bank precharging or in idle state. May precharge bank indicated by BA (and A
5. Illegal if any bank is not idle.
state of that bank.
CS
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
NOP = No Operation Command
RAS
H
H
H
H
H
H
H
H
L
X
L
L
L
X
L
L
X
L
CAS
X
H
H
H
H
X
H
H
X
H
H
X
L
L
L
L
L
L
WE
X
X
H
X
H
X
X
X
X
X
X
X
H
X
X
L
L
L
CA = Column Address
BA = Bank Address
BA
BA
BA
BA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
A
ADDR
10
- 26
CA
RA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
/AP
ILLEGAL
NOP --> Row Active after t
NOP --> Row Active after t
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
NOP --> Idle after t
NOP --> Idle after t
ILLEGAL
ILLEGAL
ILLEGAL
NOP --> Idle after 2 clocks
NOP --> Idle after 2 clocks
ILLEGAL
ILLEGAL
ILLEGAL
AP = Auto Precharge
10
/AP).
RFC
RFC
ACTION
RCD
RCD
Rev. 1.2 April 2006
x32 SDRAM
Note
2
2
2
2