cy62128bn Cypress Semiconductor Corporation., cy62128bn Datasheet

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cy62128bn

Manufacturer Part Number
cy62128bn
Description
1-mbit 128k X 8 Static Ram
Manufacturer
Cypress Semiconductor Corporation.
Datasheet

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Cypress Semiconductor Corporation
Document #: 001-06498 Rev. *A
Features
Note:
Logic Block Diagram
1. For best-practice recommendations, please refer to the Cypress application note “System Design Guidelines” on http://www.cypress.com.
• 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
• Available in Pb-free and non-Pb-free 32-pin (450
— Commercial: 0°C to 70°C
— Industrial: –40°C to 85°C
— Automotive-A: –40°C to 85°C
— Automotive-E: –40°C to 125°C
(70 ns Commercial, Industrial, Automotive-A)
— 82.5 mW (max.) (15 mA)
(55/70 ns Commercial, Industrial, Automotive-A)
— 110 µW (max.) (15 µA)
mil-wide) SOIC, 32-pin STSOP and 32-pin TSOP-I
CE 1
CE 2
WE
OE
A 0
A 1
A 2
A 3
A 4
A 5
A 6
A 7
A 8
1
, CE
INPUT BUFFER
2
, and OE options
DECODER
128K x 8
ARRAY
COLUMN
198 Champion Court
POWER
DOWN
Functional Description
The CY62128BN is a high-performance CMOS static RAM
organized as 128K words by 8 bits. Easy memory expansion
is provided by an active LOW Chip Enable (CE
HIGH Chip Enable (CE
and tri-state drivers. This device has an automatic
power-down feature that reduces power 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
1-Mbit (128K x 8) Static RAM
1
) and Write Enable (WE) inputs LOW and Chip
San Jose
7
) is then written into the location specified on the
2
LOW), the outputs are disabled (OE HIGH), or
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 95134-1709
2
), an active LOW Output Enable (OE),
16
1
LOW, CE
).
[1]
0
through I/O
Revised August 3, 2006
Pin Configuration
GND
I/O 0
I/O 1
I/O 2
G g
A 16
A 14
A 12
gnc
GN
NC
A 7
A 6
A 5
A 4
A 3
A 2
A 1
A 0
2
HIGH, and WE LOW).
Top View
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
CY62128BN
16
SOIC
7
) are placed in a
2
) HIGH. Under
408-943-2600
1
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
MoBL
), an active
CE 2
A 10
CE 1
I/O 7
I/O 6
I/O 5
I/O 4
I/O 3
V
A 15
WE
A 13
A 8
A 9
A 11
OE
CC
®
0
1
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cy62128bn Summary of contents

Page 1

... Cypress Semiconductor Corporation Document #: 001-06498 Rev. *A 1-Mbit (128K x 8) Static RAM Functional Description The CY62128BN is a high-performance CMOS static RAM organized as 128K words by 8 bits. Easy memory expansion is provided by an active LOW Chip Enable (CE HIGH Chip Enable (CE and tri-state drivers. This device has an automatic power-down feature that reduces power consumption by more than 75% when deselected ...

Page 2

... Product Portfolio Product Min. CY62128BNLL Commercial 4.5 Industrial Automotive-A Automotive-E Pin Configurations STSOP 15 32 Top View V CC (not to scale Pin Definitions Input A – ...

Page 3

... MAX Automotive-E , Commercial/ CC ≥ V – 0.3V, Industrial 1 CC ≤ 0.3V, 2 Automotive-A ≥ V – 0.3V, CC ≤ 0.3V Automotive-E IN CY62128BN MoBL Ambient [4] Temperature ( ± 10% 0°C to +70°C –40°C to +85°C –40°C to +85°C –40°C to +125°C -55 -70 [2] [2] Typ. Max. Min. ...

Page 4

... Operating Range) [6] Conditions 2.0V, Commercial ≥ V ≤ 0.3V, CE – 0.3V Industrial ≥ V ≤ 0.3V V – 0.3V or, V Automotive Automotive-E CY62128BN MoBL Max. Unit SOIC 32 STSOP 32 TSOP Unit °C/W 66.17 105.14 97.44 °C/W 30.87 14.09 26.05 ALL INPUT PULSES 90% 90% 10% 10% Fall TIme: 1 V/ns THÉ ...

Page 5

... HIGH to Write End OHA is less than less than t , and t HZCE LZCE HZOE LZOE LOW, CE HIGH, and WE LOW CY62128BN MoBL CY62128BN-70 Min. Max. Min. Max. Unit ...

Page 6

... LOW simultaneously with WE going HIGH, the output remains in a high-impedance state Document #: 001-06498 Rev DOE DATA VALID 50% [14, 15 SCE SA t SCE PWE t SD DATA VALID transition HIGH. 2 CY62128BN ® MoBL t HZOE t HZCE HIGH IMPEDANCE 50 Page [+] Feedback ...

Page 7

... During this period the I/Os are in the output state and input signals should not be applied. Document #: 001-06498 Rev. *A [14, 15 SCE t SCE PWE t SD DATA VALID IN [14, 15 SCE t SCE PWE t SD DATA VALID CY62128BN ® MoBL LZWE Page [+] Feedback ...

Page 8

... CY62128BNLL-55SXC CY62128BNLL-55SI CY62128BNLL-55SXI CY62128BNLL-55ZAI CY62128BNLL-55ZAXI CY62128BNLL-55ZI CY62128BNLL-55ZXI 70 CY62128BNLL-70SC CY62128BNLL-70SXC CY62128BNLL-70ZC CY62128BNLL-70ZXC CY62128BNLL-70SI CY62128BNLL-70SXI CY62128BNLL-70ZAI CY62128BNLL-70ZAXI CY62128BNLL-70ZI CY62128BNLL-70ZXI CY62128BNLL-70ZXA CY62128BNLL-70SXA CY62128BNLL-70SXE CY62128BNLL-70ZAXE Please contact your local Cypress sales representative for availability of these parts Document #: 001-06498 Rev. *A I/O –I/O Mode 0 7 Power-down Power-down Read ...

Page 9

... Mil) Molded SOIC (51-85081) 1 0.546[13.868] 0.566[14.376] 0.440[11.176] 0.450[11.430] 32 0.006[0.152] 0.012[0.304] 0.118[2.997] MAX. 0.004[0.102] 0.004[0.102] MIN. SEATING PLANE CY62128BN ® MoBL 0.047[1.193] 0.063[1.600] 0.023[0.584] 0.039[0.990] 51-85081-*B Page [+] Feedback ...

Page 10

... Package Diagrams (continued) Document #: 001-06498 Rev. *A 32-pin STSOP (8 x 13.4 mm) (51-85094) CY62128BN ® MoBL 51-85094-*D Page [+] Feedback ...

Page 11

... The inclusion of Cypress products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges. CY62128BN ® ...

Page 12

... Document History Page ® Document Title: CY62128BN MoBL Document Number: 001-06498 Orig. of REV. ECN NO. Issue Date Change ** 426503 See ECN NXR *A 488954 See ECN NXR Document #: 001-06498 Rev. *A 1-Mbit (128K x 8) Static RAM Description of Change New Data Sheet Added Automotive product ...

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