CY62138CV30LL-70BVI Cypress Semiconductor Corporation., CY62138CV30LL-70BVI Datasheet

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CY62138CV30LL-70BVI

Manufacturer Part Number
CY62138CV30LL-70BVI
Description
Manufacturer
Cypress Semiconductor Corporation.
Datasheet
Features
Functional Description
The CY62138CV25/30/33 and CY62138CV are high-perfor-
mance CMOS static RAMs organized as 256K words by eight
Cypress Semiconductor Corporation
Document #: 38-05200 Rev. *D
Logic Block Diagram
Note:
• Very high speed: 55 ns and 70 ns
• Voltage range:
• Pin-compatible with CY62138V
• Ultra low active power
• Low standby power
• Easy memory expansion with CE
• Automatic power-down when deselected
• CMOS for optimum speed/power
• Packages offered in a 36-ball FBGA
1.
features
— CY62138CV25: 2.2V–2.7V
— CY62138CV30: 2.7V–3.3V
— CY62138CV33: 3.0V–3.6V
— CY62138CV: 2.7V–3.6V
— Typical active current: 1.5 mA @ f = 1 MHz
— Typical active current: 5.5 mA @ f = f
For best practice recommendations, please refer to the Cypress application note “System Design Guidelines” on http://www.cypress.com.
speed)
CE
CE
1
2
[1]
WE
OE
A
A
A
A
A
A
A
A
A
A
A
A
10
11
0
5
1
2
3
6
8
9
4
1
7
, CE
2
, and OE
max
3901 North First Street
(70-ns
Data in Drivers
256K x 8
DECODER
COLUMN
ARRAY
POWER
DOWN
bits. This device features advanced circuit design to provide
ultra-low active current. This is ideal for providing More Battery
Life™ (MoBL
an automatic power-down feature that significantly reduces
power consumption by 80% when addresses are not toggling.
The device can be put into standby mode reducing power
consumption by more than 99% when deselected (CE
or CE
Writing to the device is accomplished by taking Chip Enable 1
(CE
(CE
then written into the location specified on the address pins (A
through A
Reading from the device is accomplished by taking Chip
Enable 1 (CE
Write Enable (WE) and Chip Enable 2 (CE
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 (CE
HIGH or CE
during a write operation (CE
See the truth table at the back of this data sheet for a complete
description of read and write modes.
1
2
) and Write Enable (WE) inputs LOW and Chip Enable 2
) HIGH. Data on the eight I/O pins (I/O
2
LOW).
2M (256K x 8) Static RAM
17
San Jose
).
2
®
1
LOW), the outputs are disabled (OE HIGH), or
) in portable applications. The device also has
) and Output Enable (OE) LOW while forcing
CY62138CV25/30/33 MoBL
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
0
1
2
3
4
5
6
7
1
CA 95134
CY62138CV MoBL
LOW, CE
0
Revised September 20, 2002
through I/O
2
HIGH and WE LOW).
0
7
2
) are placed in a
through I/O
) HIGH. Under
408-943-2600
1
HIGH
7
) is
®
®
0
1

Related parts for CY62138CV30LL-70BVI

CY62138CV30LL-70BVI Summary of contents

Page 1

Features • Very high speed and 70 ns • Voltage range: — CY62138CV25: 2.2V–2.7V — CY62138CV30: 2.7V–3.3V — CY62138CV33: 3.0V–3.6V — CY62138CV: 2.7V–3.6V • Pin-compatible with CY62138V • Ultra low active power — Typical active current: 1.5 mA ...

Page 2

... V [4] DC Input Voltage .................................–0. Output Current into Outputs (LOW) ............................20 mA Product Portfolio V Range (V) CC Product Min. Typ. CY62138CV25LL 2.2 2.5 CY62138CV30LL 2.7 3.0 CY62138CV33LL 3.0 3.3 CY62138CVLL 2.7 3.3 Notes pins are not connected to the die (DNU) can be left ensure proper application. ...

Page 3

Electrical Characteristics Over the Operating Range Parameter Description V Output HIGH Voltage OH V Output LOW Voltage OL V Input HIGH Voltage IH V Input LOW Voltage IL I Input Leakage Current GND < Output Leakage OZ ...

Page 4

Electrical Characteristics Over the Operating Range Parameter Description V Output HIGH Voltage OH V Output LOW Voltage OL V Input HIGH Voltage IH V Input LOW Voltage IL I Input Leakage Current GND < Output Leakage OZ ...

Page 5

Parameters 2.5V R1 16600 R2 15400 R 8000 TH V 1.20 TH Data Retention Characteristics Parameter Description V V for Data Retention Data Retention Current CCDR [6] t Chip Deselect to Data CDR Retention Time [7] t ...

Page 6

Switching Characteristics Over the Operating Range Parameter t Address Set-up to Write End AW t Address Hold from Write End HA t Address Set-up to Write Start Pulse Width PWE t Data Set-up to Write End SD ...

Page 7

Switching Waveforms (continued) Write Cycle No. 1 (WE Controlled) ADDRESS DATA I/O NOTE 16 t HZOE Write Cycle No Controlled ADDRESS ...

Page 8

Switching Waveforms (continued) Write Cycle No. 3 (WE Controlled, OE LOW) ADDRESS NOTE 16 DATAI/O Document #: 38-05200 Rev. *D [17 SCE PWE t HZWE CY62138CV25/30/33 MoBL ...

Page 9

Typical DC and AC Parameters (Typical values are included for reference only and are not guaranteed or tested. Typical values are measured at V 14.0 14.0 12.0 12.0 10.0 10.0 MoBL ( 8.0 max 8.0 55 ns) ...

Page 10

... Ordering Information Speed (ns) Ordering Code 70 CY62138CV25LL-70BAI CY62138CV25LL-70BVI CY62138CV30LL-70BAI CY62138CV30LL-70BVI CY62138CV33LL-70BAI CY62138CV33LL-70BVI CY62138CVLL-70BAI CY62138CVLL-70BVI 55 CY62138CV25LL-55BAI CY62138CV25LL-55BVI CY62138CV30LL-55BAI CY62138CV30LL-55BVI CY62138CV33LL-55BAI CY62138CV33LL-55BVI Package Diagrams Document #: 38-05200 Rev. *D Voltage Package Range (V) Name 2.2–2.7 BA36A 36-ball Fine Pitch BGA ( 1.2 mm) 2.2–2.7 BV36A 36-ball Fine Pitch BGA ( mm) 2.7– ...

Page 11

... MoBL is a registered trademark and More Battery Life is a trademark of Cypress Semiconductor Corporation. All product and company names mentioned in this document may be the trademarks of their respective holders. Document #: 38-05200 Rev. *D © Cypress Semiconductor Corporation, 2002. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any circuitry other than circuitry embodied in a Cypress Semiconductor product ...

Page 12

Document History Page Document Title: CY62138CV25/30/33 MoBL Document Number: 38-05200 REV. ECN NO. Issue Date ** 112381 02/19/02 *A 114024 04/25/02 *B 117062 07/12/02 *C 118123 09/09/02 *D 118760 09/23/02 Document #: 38-05200 Rev. *D ® ® /CY62138CV MoBL 2M ...

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