M24L48512DA ESMT [Elite Semiconductor Memory Technology Inc.], M24L48512DA Datasheet

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M24L48512DA

Manufacturer Part Number
M24L48512DA
Description
4-Mbit (512K x 8) Pseudo Static RAM
Manufacturer
ESMT [Elite Semiconductor Memory Technology Inc.]
Datasheet
ESMT
PSRAM
Elite Semiconductor Memory Technology Inc.
Features
• Advanced low power architecture
• High speed: 55 ns, 60 ns and 70 ns
• Wide voltage range: 2.7V to 3.6V
• Typical active current: 1mA @ f = 1 MHz
• Low standby power
• Automatic power-down when deselected
Functional Description
The M24L48512DA is a high-performance CMOS pseudo
static RAM (PSRAM) organized as 512K words by 8 bits. Easy
memory expansion is provided by an active LOW Chip
Enable(
LOW Output Enable ( OE ).This device has an automatic
power-down
dramatically when deselected. Writing to the device is
accomplished by taking Chip Enable One (
Logic Block Diagram
CE ), an active HIGH Chip Enable (CE2), and active
1
feature
that
reduces
power
CE ) and Write
1
consumption
Enable ( WE )inputs LOW and Chip Enable Two (CE2) input
HIGH. Data on the eight I/O pins (I/O
written into the location specified on the address pins (A
through A
Reading from the device is accomplished by asserting the
Chip Enable One (
while forcing Write Enable ( WE ) HIGH and Chip Enable
Two(CE2) HIGH. Under these conditions, the contents of the
memory location specified by the address pins will appear on
the I/O pins.
The eight input/output pins (I/O
high-impedance state when the device is deselected
HIGH or CE2 LOW), the outputs are disabled ( OE HIGH), or
during write operation (
LOW).See the Truth Table for a complete description of read
and write modes.
18
).
Pseudo Static RAM
CE ) and Output Enable ( OE ) inputs LOW
4-Mbit (512K x 8)
1
Revision : 1.1
Publication Date : Jul. 2008
CE
M24L48512DA
1
0
LOW, CE2 HIGH, and WE
through I/O
0
through I/O
7
) are placed in a
1/12
15
) is then
CE
1
0

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M24L48512DA Summary of contents

Page 1

... Typical active current: 1mA @ MHz • Low standby power • Automatic power-down when deselected Functional Description The M24L48512DA is a high-performance CMOS pseudo static RAM (PSRAM) organized as 512K words by 8 bits. Easy memory expansion is provided by an active LOW Chip Enable( ...

Page 2

... Typical values are measured at V and T = 25°C. A Elite Semiconductor Memory Technology Inc. Operating, I Speed (ns MHz Max. Typ.[2] Max M24L48512DA Power Dissipation (mA) CC Standby MAX Typ.[2] Max. Typ.[ Publication Date: Jul. 2008 Revision: 1.1 (µ ...

Page 3

... Data MAX ≥ V − 0.2V, CE2 ≤ ≥ V − 0. 3.6V CC Test Conditions T = 25° MHz CC(typ) M24L48512DA Ambient Temperature ( −25°C to +85°C −40°C to +85°C -55, 60, 70 Min. Typ.[2] Max. 2.7 3.0 3.6 – 0 -0.4 0.4 ...

Page 4

... Min. Max. Min. [11 and 30-pF load capacitance M24L48512DA VFBGA follow standard test 55 17 Unit Ω Ω Ω V –60 –70 Max. Min. Max ...

Page 5

... 13 HIGH for Read Cycle. Elite Semiconductor Memory Technology Inc. –55 Min. Max. Min M24L48512DA –60 –70 Max. Min. Max Publication Date: Jul. 2008 Revision: 1.1 5/12 Unit ...

Page 6

... Chip Enable goes INACTIVE simultaneously with WE =HIGH, the output remains in a high-impedance state. 16.During the DON’T CARE period in the DATA I/O waveform, the I/Os are in output state and input signals should not be applied. Elite Semiconductor Memory Technology Inc M24L48512DA Publication Date: Jul. 2008 Revision: 1.1 6/12 ...

Page 7

... ESMT Switching Waveforms (continued) Write Cycle Controlled, OE LOW)[15, 16] Elite Semiconductor Memory Technology Inc. M24L48512DA Publication Date: Jul. 2008 Revision: 1.1 7/12 ...

Page 8

... CE1 WE Address Avoidable Timing 2 CE1 WE Address Elite Semiconductor Memory Technology Inc high (≧t ) one time at least shown as in Avoidable Timing 2. RC 15μs ≧ < 15μs ≧ t ≧ RC 15μs ≧ < M24L48512DA t ≧ RC Publication Date: Jul. 2008 Revision: 1.1 8/12 ...

Page 9

... Data Out Data High Z Ordering Information Speed (ns) Ordering Code 55 M24L48512DA-55BEG 60 M24L48512DA -60BEG 70 M24L48512DA -70BEG 55 M24L48512DA-55BIG 60 M24L48512DA-60BIG 70 M24L48512DA-70BIG Note: 17.H = Logic HIGH Logic LOW Don’t Care. Elite Semiconductor Memory Technology Inc. I/O –I/O Mode 0 7 Power-down Power-down Read Write ...

Page 10

... ESMT Package Diagram Elite Semiconductor Memory Technology Inc. 36-Lead VFBGA ( mm) M24L48512DA Publication Date: Jul. 2008 Revision: 1.1 10/12 ...

Page 11

... ESMT Revision History Revision 1.0 1.1 Elite Semiconductor Memory Technology Inc. Date 2007.07.19 Original 1. Move Revision History to the last 2. Modify voltage range 2.7V~3.3V to 2.7V~3.6V 2008.07.04 3. Add Industrial grade 4. Add Avoid timing M24L48512DA Description Publication Date: Jul. 2008 Revision: 1.1 11/12 ...

Page 12

... If products described here are to be used for such kinds of application, purchaser must do its own quality assurance testing appropriate to such applications. Elite Semiconductor Memory Technology Inc. Important Notice M24L48512DA Publication Date: Jul. 2008 Revision: 1.1 12/12 ...

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