参数资料
型号: IDT70V3379S4PRF8
厂商: IDT, Integrated Device Technology Inc
文件页数: 2/17页
文件大小: 0K
描述: IC SRAM 576KBIT 4NS 128TQFP
标准包装: 1,000
格式 - 存储器: RAM
存储器类型: SRAM - 双端口,同步
存储容量: 576K(32K x 18)
速度: 4ns
接口: 并联
电源电压: 3.15 V ~ 3.45 V
工作温度: 0°C ~ 70°C
封装/外壳: 128-LQFP
供应商设备封装: 128-TQFP(14x20)
包装: 带卷 (TR)
其它名称: 70V3379S4PRF8
IDT70V3379S
High-Speed 3.3v 32K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Ranges
Description:
The IDT70V3379 is a high-speed32K x 18 bit synchronous Dual-Port
RAM. The memory array utilizes Dual-Port memory cells to allow
simultaneous access of any address from both ports. Registers on control,
data, and address inputs provide minimal setup and hold times. The timing
latitude provided by this approach allows systems to be designed with very
short cycle times. With an input data register, the IDT70V3379 has been
optimized for applications having unidirectional or bidirectional data flow
Pin Configuration (1,2,3,4)
in bursts. An automatic power down feature, controlled by CE 0 and CE 1,
permits the on-chip circuitry of each port to enter a very low standby power
mode.
The 70V3379 can support an operating voltage of either 3.3V or 2.5V
on one or both ports, controllable by the OPT pins. The power supply for
the core of the device (V DD ) remains at 3.3V.
12/05/01
1
2
3
4
5
6
7
8
9
10 11
12
13 14
15
16 17
I/O 9L
NC
V DDQL
NC
NC
V SS
I/O 9R
V SS
V SS
NC
V DDQR
I/O 10L
NC
V SS
V DD
NC
NC
NC
NC
NC
NC
A 13L
A 14L
A 11L
A 12L
A 9L
A 10L
A 7L
A 8L
NC
UB L
LB L
NC
CE 0L
CE 1L
V DD
V DD
V SS
V SS
OE L
CLK L
ADS L
R/ W L
CNTRST L
CNTEN L
A 5L
A 6L
A 3L
A 4L
A 1L
A 2L
V DD
A 0L
V SS
V DD
NC
OPT L
V DDQR
I/O 8R
V DDQL
NC
I/O 8L
NC
I/O 7L
V SS
NC
V SS
I/O 7R
A
B
C
D
I/O 11L
NC
V DDQR I/O 10R
I/O 6L
NC
V SS
NC
E
V DDQL
NC
I/O 11R
V SS
NC
I/O 12L
V SS
NC
V SS
NC
I/O 6R
V DDQL
NC
I/O 5L
V DDQR
NC
F
G
V DD
NC
V DDQR I/O 12R
70V3379BF
V DD
NC
V SS
I/O 5R
H
V DDQL
I/O 14R
NC
V DDQL
NC
V DD
V SS
I/O 14L
NC
V SS
V SS
I/O 13R
V DDQR
I/O 15R
NC
V SS
V SS
I/O 13L
V SS
I/O 15L
BF-208 (5)
208-Pin fpBGA
Top View (6)
V SS
I/O 3R
NC
V SS
I/O 1R
V DD
V DDQL
I/O 3L
NC
V DDQL
V SS
I/O 4R
V SS
I/O 2R
NC
V DDQR
V SS
I/O 4L
V DDQR
I/O 2L
J
K
L
M
N
I/O 16R
I/O 16L
V DDQR
NC
NC
NC
A 12R
A 8R
NC
V DD
CLK R CNTEN R
A 4R
NC
I/O 1L
V SS
NC
P
V SS
NC
NC
I/O 17L
I/O 17R
V DDQL
NC
V SS
NC
NC
A 13R
A 14R
A 9R
A 10R
NC
UB R
CE 0R
CE 1R
V SS
V SS
ADS R
R/ W R
A 5R
A 6R
A 1R
A 2R
V SS
V SS
V DDQL
NC
I/O 0R
V SS
V DDQR
NC
R
T
V SS
NC
V DD
NC
NC
A 11R
A 7R
LB R
V DD
OE R CNTRST R
A 3R
A 0R
V DD
OPT R
NC
I/O 0L
U
NOTES:
4833 tbl 02
1. All V DD pins must be connected to 3.3V power supply.
2. All V DDQ pins must be connected to appropriate power supply: 3.3V if OPT pin for that port is set to V IH (3.3V), and 2.5V if OPT pin for that port is
set to V IL (0V).
3. All V SS pins must be connected to ground supply.
4. Package body is approximately 15mm x 15mm x 1.4mm, with 0.8mm ball pitch.
5. This package code is used to reference the package diagram.
6. This text does not indicate orientation of the actual part-marking.
6.42
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