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IDT71V321L55JI8

Description
Multi-Port SRAM, 2KX8, 55ns, CMOS, PQCC52
Categorystorage    storage   
File Size134KB,15 Pages
ManufacturerIDT (Integrated Device Technology)
Download Datasheet Parametric View All

IDT71V321L55JI8 Overview

Multi-Port SRAM, 2KX8, 55ns, CMOS, PQCC52

IDT71V321L55JI8 Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerIDT (Integrated Device Technology)
Reach Compliance Codenot_compliant
ECCN codeEAR99
Maximum access time55 ns
I/O typeCOMMON
JESD-30 codeS-PQCC-J52
JESD-609 codee0
memory density16384 bit
Memory IC TypeMULTI-PORT SRAM
memory width8
Humidity sensitivity level3
Number of ports2
Number of terminals52
word count2048 words
character code2000
Operating modeASYNCHRONOUS
Maximum operating temperature70 °C
Minimum operating temperature
organize2KX8
Output characteristics3-STATE
Package body materialPLASTIC/EPOXY
encapsulated codeQCCJ
Encapsulate equivalent codeLDCC52,.8SQ
Package shapeSQUARE
Package formCHIP CARRIER
Parallel/SerialPARALLEL
Peak Reflow Temperature (Celsius)225
power supply3.3 V
Certification statusNot Qualified
Maximum standby current0.004 A
Minimum standby current2 V
Maximum slew rate0.085 mA
Nominal supply voltage (Vsup)3.3 V
surface mountYES
technologyCMOS
Temperature levelCOMMERCIAL
Terminal surfaceTin/Lead (Sn85Pb15)
Terminal formJ BEND
Terminal pitch1.27 mm
Terminal locationQUAD
Maximum time at peak reflow temperature30
HIGH SPEED 3.3V
2K X 8 DUAL-PORT
STATIC RAM WITH INTERRUPTS
Features
IDT71V321S/L
IDT71V421S/L
High-speed access
– Commercial: 25/35/55ns (max.)
– Industrial: 25ns (max.)
Low-power operation
– IDT71V321/IDT71V421S
Active: 325mW (typ.)
Standby: 5mW (typ.)
– IDT71V321/V421L
Active: 325mW (typ.)
Standby: 1mW (typ.)
Two
INT
flags for port-to-port communications
MASTER IDT71V321 easily expands data bus width to 16-
or-more-bits using SLAVE IDT71V421
On-chip port arbitration logic (IDT71V321 only)
BUSY
output flag on IDT71V321;
BUSY
input on IDT71V421
Fully asynchronous operation from either port
Battery backup operation—2V data retention (L only)
TTL-compatible, single 3.3V power supply
Available in 52-pin PLCC, 64-pin TQFP and STQFP
packages
Industrial temperature range (–40°C to +85°C) is available
for selected speeds
Green parts available, see ordering information
Functional Block Diagram
OE
L
CE
L
R/W
L
OE
R
CE
R
R/W
R
I/O
0L
- I/O
7L
I/O
Control
BUSY
L
(1,2)
I/O
0R
-I/O
7R
I/O
Control
BUSY
R
A
10R
A
0R
(1,2)
A
10L
A
0L
Address
Decoder
11
MEMORY
ARRAY
11
Address
Decoder
CE
L
OE
L
R/W
L
ARBITRATION
and
INTERRUPT
LOGIC
CE
R
OE
R
R/W
R
INT
L
(2)
INT
R
3026 drw 01
(2)
NOTES:
1. IDT71V321 (MASTER):
BUSY
is an output. IDT71V421 (SLAVE):
BUSY
is input.
2.
BUSY
and
INT
are totem-pole outputs.
AUGUST 2006
1
©2006 Integrated Device Technology, Inc.
DSC-3026/10
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