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IDT70V7339S133BF Datasheet(PDF) 1 Page - Integrated Device Technology

Part # IDT70V7339S133BF
Description  HIGH-SPEED 3.3V 512K x 18 SYNCHRONOUS BANK-SWITCHABLE DUAL-PORT STATIC RAM WITH 3.3V OR 2.5V INTERFACE
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

IDT70V7339S133BF Datasheet(HTML) 1 Page - Integrated Device Technology

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©2002 Integrated Device Technology, Inc.
DECEMBER 2002
DSC 5628/6
1
Functional Block Diagram
Features:
x
512K x 18 Synchronous Bank-Switchable Dual-ported
SRAM Architecture
– 64 independent 8K x 18 banks
– 9 megabits of memory on chip
x
Bank access controlled via bank address pins
x
High-speed data access
– Commercial: 3.4ns (200MHz)/3.6ns (166MHz)/
4.2ns (133MHz) (max.)
– Industrial: 3.6ns (166MHz)/4.2ns (133MHz) (max.)
x
Selectable Pipelined or Flow-Through output mode
x
Counter enable and repeat features
x
Dual chip enables allow for depth expansion without
additional logic
x
Full synchronous operation on both ports
– 5ns cycle time, 200MHz operation (14Gbps bandwidth)
– Fast 3.4ns clock to data out
– 1.5ns setup to clock and 0.5ns hold on all control, data, and
address inputs @ 200MHz
– Data input, address, byte enable and control registers
– Self-timed write allows fast cycle time
x
Separate byte controls for multiplexed bus and bus
matching compatibility
x
LVTTL- compatible, 3.3V (±150mV) power supply
for core
x
LVTTL compatible, selectable 3.3V (±150mV) or 2.5V
(±100mV) power supply for I/Os and control signals on
each port
x
Industrial temperature range (-40°C to +85°C) is
available at 166MHz and 133MHz
x
Available in a 144-pin Thin Quad Flatpack (TQFP),
208-pin fine pitch Ball Grid Array (fpBGA), and 256-pin Ball
Grid Array (BGA)
x
Supports JTAG features compliant with IEEE 1149.1
– Due to limited pin count, JTAG is not supported on the
144-pin TQFP package.
HIGH-SPEED 3.3V 512K x 18
SYNCHRONOUS
BANK-SWITCHABLE
DUAL-PORT STATIC RAM
WITH 3.3V OR 2.5V INTERFACE
IDT70V7339S
8Kx18
MEMORY
ARRAY
(BANK 63)
MUX
MUX
PL/
FTL
OPTL
CLKL
ADSL
CNTENL
REPEATL
R/
WL
CE0L
CE1L
UBL
LBL
OEL
I/O0L-17L
A12L
A0L
JTAG
8Kx18
MEMORY
ARRAY
(BANK 1)
MUX
MUX
8Kx18
MEMORY
ARRAY
(BANK 0)
MUX
MUX
CONTROL
LOGIC
I/O
CONTROL
BANK
DECODE
ADDRESS
DECODE
I/O0R-17R
A12R
A0R
CONTROL
LOGIC
I/O
CONTROL
BANK
DECODE
ADDRESS
DECODE
5628 drw 01
BA5R
BA4R
BA3R
BA2R
BA1R
BA0R
BA5L
BA4L
BA3L
BA2L
BA1L
BA0L
,
PL/
FTR
OPTR
CLKR
ADSR
CNTENR
REPEATR
R/
WR
CE0R
CE1R
UBR
LBR
OER
TMS
TCK
TRST
TDI
TDO
NOTE:
1. The Bank-Switchable dual-port uses a true SRAM
core instead of the traditional dual-port SRAM core.
As a result, it has unique operating characteristics.
Please refer to the functional description on page 19
for details.


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