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V55C2128164VT Datasheet

  • V55C2128164VT

  • 128Mbit LOW-POWER SDRAM 2.5 VOLT, TSOP II / BGA PACKAGE 8M X...

  • 44頁

  • MOSEL

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V55C2128164V(T/B)
128Mbit LOW-POWER SDRAM
2.5 VOLT, TSOP II / BGA PACKAGE
8M X 16
PRELIMINARY
CILETIV LESO M
6
System Frequency (f
CK
)
Clock Cycle Time (t
CK3
)
Clock Access Time (t
AC3
) CAS Latency = 3
Clock Access Time (t
AC2
) CAS Latency = 2
Clock Access Time (t
AC1
) CAS Latency = 1
166 MHz
6 ns
5.4 ns
5.4 ns
19 ns
7PC
143 MHz
7 ns
5.4 ns
5.4 ns
19 ns
7
143 MHz
7 ns
5.4 ns
6 ns
19 ns
8PC
125 MHz
8 ns
6 ns
6 ns
19 ns
10
100MHz
10 ns
7 ns
8 ns
22 ns
Features
鈻?/div>
4 banks x 2Mbit x 16 organization
鈻?/div>
High speed data transfer rates up to 166 MHz
鈻?/div>
Full Synchronous Dynamic RAM, with all signals
referenced to clock rising edge
鈻?/div>
Single Pulsed RAS Interface
鈻?/div>
Data Mask for Read/Write Control
鈻?/div>
Four Banks controlled by BA0 & BA1
鈻?/div>
Programmable CAS Latency:1, 2, 3
鈻?/div>
Programmable Wrap Sequence: Sequential or
Interleave
鈻?/div>
Programmable Burst Length:
1, 2, 4, 8, Full page for Sequential Type
1, 2, 4, 8 for Interleave Type
鈻?/div>
Multiple Burst Read with Single Write Operation
鈻?/div>
Automatic and Controlled Precharge Command
鈻?/div>
Random Column Address every CLK (1-N Rule)
鈻?/div>
Power Down Mode and Clock Suspend Mode
鈻?/div>
Deep Power Mode
鈻?/div>
Auto Refresh and Self Refresh
鈻?/div>
Refresh Interval: 4096 cycles/64 ms
鈻?/div>
Available in 54-ball FBGA, with 9x6 ball array
with 3 depupulated rows, 9x8 mm and 54 pin
TSOP II
鈻?/div>
VDD=2.5V, VDDQ=1.8V
鈻?/div>
鈻?/div>
Programmable Power Reduction Feature by par-
tial array activation during Self-Refresh
鈻?/div>
Operating Temperature Range
Commercial (
0擄C to 70擄C)
Extended (-25擄C to +85擄C)
Device Usage Chart
Operating
Temperature
Range
0擄C to 70擄C
-25擄C to 85擄C
Package Outline
T/B
鈥?/div>
鈥?/div>
Access Time (ns)
6
鈥?/div>
鈥?/div>
7PC
鈥?/div>
鈥?/div>
7
鈥?/div>
鈥?/div>
8PC
鈥?/div>
鈥?/div>
10
鈥?/div>
鈥?/div>
Temperature
Mark
Commercial
Extended
V55C2128164V(T/B) Rev. 1.2 August 2002
1

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