CY7C199CN-12VC CYPRESS [Cypress Semiconductor], CY7C199CN-12VC Datasheet

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CY7C199CN-12VC

Manufacturer Part Number
CY7C199CN-12VC
Description
256K (32K x 8) Static RAM
Manufacturer
CYPRESS [Cypress Semiconductor]
Datasheet
Cypress Semiconductor Corporation
Document #: 001-06435 Rev. *B
Features
Logic Block Diagram
Product Portfolio
Note
Maximum Access Time
Maximum Operating Current
Maximum CMOS Standby Current
(low power)
1. For best practices recommendations, refer to the Cypress application note System Design Guidelines on www.cypress.com.
• Fast access time: 12 ns, 15 ns, 20 ns, and 25 ns
• Wide voltage range: 5.0V ± 10% (4.5V to 5.5V)
• CMOS for optimum speed and power
• TTL-compatible inputs and outputs
• 2.0V data retention
• Low CMOS standby power
• Automated power down when deselected
• Available in Pb-free 28-pin TSOP I, 28-pin Molded SOJ and
28-pin DIP packages
Column Decoder
RAM Array
Input Buffer
–12
500
12
85
198 Champion Court
General Description
The CY7C199CN is a high performance CMOS Asynchronous
SRAM organized as 32K by 8 bits that supports an
asynchronous memory interface. The device features an
automatic
consumption when deselected.
See the
complete description of read and write modes.
The CY7C199CN is available in Pb-free 28-pin TSOP I, 28-pin
Molded SOJ and 28-pin DIP package(s).
–15
500
15
80
Power
Circuit
Down
256K (32K x 8) Static RAM
“Truth Table” on page 3
San Jose
power
X
,
down
–20
500
CA 95134-1709
20
75
[1]
A
feature
OE
X
I/Ox
CE
WE
in this data sheet for a
Revised March 08, 2007
that
CY7C199CN
–25
500
25
75
reduces
408-943-2600
power
Unit
mA
µA
ns
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CY7C199CN-12VC Summary of contents

Page 1

... The device features an automatic power consumption when deselected. See the “Truth Table” on page 3 complete description of read and write modes. The CY7C199CN is available in Pb-free 28-pin TSOP I, 28-pin Molded SOJ and 28-pin DIP package(s). Input Buffer RAM Array Power Column Decoder Down ...

Page 2

... TSOP 13.4 mm CY7C199CN 28 SOJ ...

Page 3

... WE IOx X High-Z H Data Out L Data In H High-Z Selected, Outputs Disabled Description 0°C to 70°C –40°C to 85°C CY7C199CN SOJ TSOP 10, 11, 12, 13, 14, 15, 16, 17 18, 19, 20, 22, 23, 24, 25, 18 Mode ...

Page 4

... CE ≥ – ≥ V ≤ max ≥ V – 0.3V, – ≥ V ≤ 0.3V – 0.3V Output Disabled – CC – CC CY7C199CN –12 –15 Unit Min Max Min Max 2 0 –0.5 0.8 –0.5 0.8 V 2.4 – 2.4 – V – 0.4 – ...

Page 5

... jig ita Description CY7C199CN Max Unit SOJ DIP Unit 79 69.33 °C/W 41.42 31. ...

Page 6

... V ≤ 0.3V V – 0. less than less than t , and t HZCE LZCE HZOE LZOE “” on page 1. Transitions are measured ± 200 mV from steady state voltage. CY7C199CN –20 –25 Unit Min Max Min Max 20 – 25 – ns – 20 – – ...

Page 7

... This cycle is OE controlled and WE is HIGH read cycle. 12. Address valid before or similar with CE transition LOW. Document #: 001-06435 Rev. *B DATA RETENTION MODE OHA ACE t DOE t LZOE t LZCE t PU 50% CY7C199CN t R Data Valid t HZCE t HZOE High Z Data Valid t PD 50% Page [+] Feedback [+] Feedback ...

Page 8

... If CE goes HIGH simultaneously with WE going HIGH, the output remains in a high impedance state. Document #: 001-06435 Rev SCE PWE t SD Data-In Valid SCE Data-In Valid . CY7C199CN High Z Page [+] Feedback [+] Feedback ...

Page 9

... Note 18. The cycle is WE controlled, OE LOW. The minimum write cycle time is the sum of t Document #: 001-06435 Rev SCE PWE Data In Valid t HZWE and t . HZWE SD CY7C199CN t HA Undefined See Footnotes t LZWE Page [+] Feedback [+] Feedback ...

Page 10

... CY7C199CN–15VXC 51-85031 CY7C199CN–15ZC 51-85071 CY7C199CN–15ZXC 51-85071 CY7C199CN–15VI 51-85031 CY7C199CNL–15VC 51-85031 CY7C199CNL–15VXC 51-85031 CY7C199CNL–15ZXC 51-85071 CY7C199CNL–15VXI 51-85031 20 CY7C199CN–20VC 51-85031 CY7C199CN–20ZI 51-85071 CY7C199CN–20ZXI 51-85071 25 CY7C199CN–25PC 51-85014 CY7C199CN–25PXC 51-85014 Document #: 001-06435 Rev. *B ...

Page 11

... Package Diagrams Figure 1. 28-pin TSOP 13.4 mm), 51-85071 Document #: 001-06435 Rev. *B CY7C199CN 51-85071-*G Page [+] Feedback [+] Feedback ...

Page 12

... A 0.050 TYP. Document #: 001-06435 Rev. *B PIN 0.291 0.330 0.300 0.350 28 OPTION 1 SEATING PLANE 0.120 0.140 0.004 0.025 MIN. CY7C199CN A DETAIL EXTERNAL LEAD DESIGN 0.026 0.032 0.013 0.019 0.014 0.020 OPTION 2 0.007 0.013 0.262 51-85031-*C 0.272 Page [+] Feedback [+] Feedback ...

Page 13

... SEATING PLANE 0.120[3.05] 0.140[3.55] 0.015[0.38] 0.060[1.52] 0.055[1.39] 0.065[1.65] 0.015[0.38] 0.020[0.50] SEE LEAD END OPTION CY7C199CN DIMENSIONS IN INCHES [MM] MIN. MAX. REFERENCE JEDEC MO-095 PACKAGE WEIGHT: 2.15 gms 0.290[7.36] 0.325[8.25] 0.009[0.23] 3° MIN. 0.012[0.30] 0.310[7.87] 0.385[9.78] 51-85014-*D Page [+] Feedback ...

Page 14

... Document History Page Document Title: CY7C199CN, 256K (32K x 8) Static RAM Document Number: 001-06435 Issue REV. ECN No. Date ** 430363 See ECN *A 684342 See ECN *B 839904 See ECN Document #: 001-06435 Rev. *B Orig. of Description of Change Change NXR New Data Sheet VKN Added Automotive-A Information ...

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