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7142LA25PGB

Description
Dual-Port SRAM, 2KX8, 25ns, CMOS, PDIP48, 0.550 X 2.430 INCH, 0.180 INCH HEIGHT, GREEN, PLASTIC, DIP-48
Categorystorage    storage   
File Size144KB,16 Pages
ManufacturerIDT (Integrated Device Technology)
Environmental Compliance
Download Datasheet Parametric View All

7142LA25PGB Overview

Dual-Port SRAM, 2KX8, 25ns, CMOS, PDIP48, 0.550 X 2.430 INCH, 0.180 INCH HEIGHT, GREEN, PLASTIC, DIP-48

7142LA25PGB Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerIDT (Integrated Device Technology)
Parts packaging codeDIP
package instruction0.550 X 2.430 INCH, 0.180 INCH HEIGHT, GREEN, PLASTIC, DIP-48
Contacts48
Reach Compliance Codecompliant
ECCN code3A001.A.2.C
Maximum access time25 ns
I/O typeCOMMON
JESD-30 codeR-PDIP-T48
JESD-609 codee3
memory density16384 bit
Memory IC TypeDUAL-PORT SRAM
memory width8
Number of functions1
Number of ports2
Number of terminals48
word count2048 words
character code2000
Operating modeASYNCHRONOUS
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
organize2KX8
Output characteristics3-STATE
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Encapsulate equivalent codeDIP48,.6
Package shapeRECTANGULAR
Package formIN-LINE
Parallel/SerialPARALLEL
Peak Reflow Temperature (Celsius)260
power supply5 V
Certification statusNot Qualified
Filter levelMIL-PRF-38535
Maximum standby current0.004 A
Minimum standby current2 V
Maximum slew rate0.22 mA
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)4.5 V
Nominal supply voltage (Vsup)5 V
surface mountNO
technologyCMOS
Temperature levelMILITARY
Terminal surfaceMATTE TIN
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
Maximum time at peak reflow temperature30
Base Number Matches1
HIGH SPEED
2K x 8 DUAL PORT
STATIC RAM
IDT7132SA/LA
IDT7142SA/LA
Features
High-speed access
– Commercial: 20/25/35/55/100ns (max.)
– Industrial: 25ns (max.)
– Military: 25/35/55/100ns (max.)
Low-power operation
– IDT7132/42SA
Active: 325mW (typ.)
Standby: 5mW (typ.)
– IDT7132/42LA
Active: 325mW (typ.)
Standby: 1mW (typ.)
MASTER IDT7132 easily expands data bus width to 16-or-more
bits using SLAVE IDT7142
On-chip port arbitration logic (IDT7132 only)
BUSY
output flag on IDT7132;
BUSY
input on IDT7142
Battery backup operation —2V data retention (LA only)
TTL-compatible, single 5V ±10% power supply
Available in 48-pin DIP, LCC and Flatpack, and 52-pin PLCC
packages
Military product compliant to MIL-PRF-38535 QML
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
OL-
I/O
7L
I/O
Control
I/O
Control
I/O
OR-
I/O
7R
m
BUSY
L
(1,2)
A
10L
A
0L
Address
Decoder
11
BUSY
R
(1,2)
MEMORY
ARRAY
11
Address
Decoder
A
10R
A
0R
CE
L
OE
L
R/W
L
ARBITRATION
LOGIC
CE
R
OE
R
R/W
R
2692 drw 01
NOTES:
1. IDT7132 (MASTER):
BUSY
is open drain output and requires pullup resistor of 270Ω.
IDT7142 (SLAVE):
BUSY
is input.
2. Open drain output: requires pullup resistor of 270Ω.
SEPTEMBER 2010
1
©2010 Integrated Device Technology, Inc.
DSC-2692/19
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