CY62128BLL-55ZXI Cypress Semiconductor Corp, CY62128BLL-55ZXI Datasheet

CY62128BLL-55ZXI

Manufacturer Part Number
CY62128BLL-55ZXI
Description
Manufacturer
Cypress Semiconductor Corp
Datasheet

Specifications of CY62128BLL-55ZXI

Density
1Mb
Access Time (max)
55ns
Sync/async
Asynchronous
Architecture
Not Required
Clock Freq (max)
Not RequiredMHz
Operating Supply Voltage (typ)
5V
Address Bus
17b
Package Type
TSOP-I
Operating Temp Range
-40C to 85C
Number Of Ports
1
Supply Current
20mA
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (max)
5.5V
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
32
Word Size
8b
Number Of Words
128K
Lead Free Status / Rohs Status
Compliant
Cypress Semiconductor Corporation
Document #: 38-05300 Rev. *C
Features
Note:
Logic Block Diagram
1.
• Temperature Ranges
• 4.5V–5.5V operation
• CMOS for optimum speed/power
• Low active power
• Low standby power
• Automatic power-down when deselected
• TTL-compatible inputs and outputs
• Easy memory expansion with CE
(70 ns, LL version, Commercial, Industrial)
(70 ns, LL version, Commercial, Industrial)
— Commercial: 0°C to 70°C
— Industrial: –40°C to 85°C
— Automotive: –40°C to 125°C
— 82.5 mW (max.) (15 mA)
— 110 µW (max.) (15 µA)
For best-practice recommendations, please refer to the Cypress application note “System Design Guidelines” on http://www.cypress.com.
WE
CE 1
CE 2
OE
A 0
A 1
A 2
A 3
A 4
A 5
A 6
A 7
A 8
1
, CE
2
, and OE options
INPUT BUFFER
3901 North First Street
512x 256x 8
DECODER
ARRAY
COLUMN
POWER
DOWN
Functional Description
The CY62128B is a high-performance CMOS static RAM
organized as 131,072 words by 8 bits. Easy memory
expansion is provided by an active LOW Chip Enable (CE
an active HIGH Chip Enable (CE
Enable (OE), and three-state drivers. This device has an
automatic
consumption by more than 75% when deselected.
Writing to the device is accomplished by taking Chip Enable
One (CE
Enable Two (CE
through I/O
address pins (A
Reading from the device is accomplished by taking Chip
Enable One (CE
Write Enable (WE) and Chip Enable Two (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
The CY62128B is available in a standard 450-mil-wide SOIC,
32-pin TSOP type I and STSOP packages.
1-Mbit (128K x 8) Static RAM
1
) and Write Enable (WE) inputs LOW and Chip
7
) is then written into the location specified on the
2
power-down
LOW), the outputs are disabled (OE HIGH), or
San Jose
0
2
1
) input HIGH. Data on the eight I/O pins (I/O
) and Output Enable (OE) LOW while forcing
through A
I/O 0
I/O 1
I/O 2
I/O 3
I/O 4
I/O 5
I/O 6
I/O 7
,
CA 95134
16
1
feature
LOW, CE
).
[1]
0
through I/O
2
), an active LOW Output
that
Revised March 7, 2005
2
HIGH, and WE LOW).
7
reduces
CY62128B
) are placed in a
2
) HIGH. Under
408-943-2600
MoBL
power
1
®
),
0
1
[+] Feedback

Related parts for CY62128BLL-55ZXI

CY62128BLL-55ZXI Summary of contents

Page 1

... WE OE Note: 1. For best-practice recommendations, please refer to the Cypress application note “System Design Guidelines” on http://www.cypress.com. Cypress Semiconductor Corporation Document #: 38-05300 Rev. *C 1-Mbit (128K x 8) Static RAM Functional Description The CY62128B is a high-performance CMOS static RAM organized as 131,072 words by 8 bits. Easy memory ...

Page 2

... Product Portfolio Product Min. CY62128BLL Industrial 4.5 Industrial Automotive Pin Configurations I I Reverse TSOP Top View GND V (not to scale Pin Definitions Input Address Inputs 0 16 Input/Output I/O -I/O . Data lines. Used as input or output lines depending on operation 0 7 Input/Control WE ...

Page 3

Maximum Ratings (Above which the useful life may be impaired. For user guide- lines, not tested.) Storage Temperature ................................. –65°C to +150°C Ambient Temperature with Power Applied............................................. –55°C to +125°C Supply Voltage Relative GND CC DC Voltage ...

Page 4

Thermal Resistance Parameter Description Θ Thermal Resistance Test conditions follow standard test JA (Junction to Ambient) methods and procedures for Θ measuring thermal impedance, per Thermal Resistance JC EIA / JESD51. (Junction to Case) [6] Capacitance Parameter Description C ...

Page 5

Switching Characteristics Over the Operating Range Parameter READ CYCLE t Read Cycle Time RC t Address to Data Valid AA t Data Hold from Address Change OHA t CE LOW to Data Valid, CE ACE LOW ...

Page 6

Switching Waveforms (continued) [13, 14] Read Cycle No. 2 (OE Controlled) ADDRESS ACE OE t LZOE HIGH IMPEDANCE DATA OUT t LZCE SUPPLY CURRENT Write Cycle No ...

Page 7

Switching Waveforms (continued) Write Cycle No. 2 (WE Controlled, OE HIGH During Write) ADDRESS DATA I/O 17 NOTE t HZOE Write Cycle No.3 (WE Controlled, OE LOW) ADDRESS ...

Page 8

... X High Data Out Data High Z Ordering Information Speed (ns) Ordering Code 55 CY62128BLL-55SI CY62128BLL-55SXI CY62128BLL-55SC CY62128BLL-55SXC CY62128BLL-55ZI CY62128BLL-55ZXI CY62128BLL-55ZAI CY62128BLL-55ZAXI CY62128BLL-55ZRI 70 CY62128BLL-70SI CY62128BLL-70SXI CY62128BLL-70SC CY62128BLL-70SXC CY62128BLL-70SE CY62128BLL-70SXE CY62128BLL-70ZI CY62128BLL-70ZC CY62128BLL-70ZE CY62128BLL-70ZXE CY62128BLL-70ZAI CY62128BLL-70ZAXI CY62128BLL-70ZAE CY62128BLL-70ZAXE CY62128BLL-70ZRXE Document #: 38-05300 Rev. *C I/O –I/O Mode 0 7 Power-down ...

Page 9

Package Diagrams 16 17 0.793[20.142] 0.817[20.751] 0.101[2.565] 0.111[2.819] 0.050[1.270] BSC. 0.014[0.355] 0.020[0.508] 32-Lead Thin Small Outline Package Type I (8x20 mm) Z32 Document #: 38-05300 Rev. *C 32-Lead (450 MIL) Molded SOIC S34 1 0.546[13.868] 0.566[14.376] 0.440[11.176] 0.450[11.430] 32 0.006[0.152] ...

Page 10

... Document #: 38-05300 Rev. *C © Cypress Semiconductor Corporation, 2005. 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 product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical, life support, life saving, critical control or safety applications, unless pursuant to an express written agreement with Cypress ...

Page 11

... Data Retention Characteristics table Changed and added Removed these part numbers from Ordering Information table: CY62128BLL-55ZC, CY62128BLL-55ZAC, CY62128BLL-55ZRC, CY62128BLL-70ZAC, CY62128BLL-70ZRI, CY62128BLL-70ZRC Added Thermal Resistance table Added Automotive product information Added Pb-Free part numbers to the Ordering info on Page #8 CY62128B ® MoBL ...

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