IC SRAM 1MBIT 15NS 32TSOP

 

CY7C109B-15ZC

Manufacturer Part NumberCY7C109B-15ZC
DescriptionIC SRAM 1MBIT 15NS 32TSOP
ManufacturerCypress Semiconductor Corp
CY7C109B-15ZC datasheets

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Specifications of CY7C109B-15ZC

Format - MemoryRAMMemory TypeSRAM - Asynchronous
Memory Size1M (128K x 8)Speed15ns
InterfaceParallelVoltage - Supply4.5 V ~ 5.5 V
Operating Temperature0°C ~ 70°CPackage / Case32-TSOP I
Lead Free Status / RoHS StatusContains lead / RoHS non-compliantOther names428-1034
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Features
• High speed
— t
= 12 ns
AA
• Low active power
— 495 mW (max. 12 ns)
• Low CMOS standby power
— 55 mW (max.) 4 mW
• 2.0V Data Retention
• Automatic power-down when deselected
• TTL-compatible inputs and outputs
• Easy memory expansion with CE
Functional Description
The CY7C109B / CY7C1009B is a high-performance CMOS
static RAM organized as 131,072 words by 8 bits. Easy mem-
ory expansion is provided by an active LOW Chip Enable
(CE
), an active HIGH Chip Enable (CE
1
Logic Block Diagram
INPUT BUFFER
A
0
A
1
A
2
A
3
A
4
512 x 256 x 8
A
5
ARRAY
A
6
A
7
A
8
COLUMN
CE
1
DECODER
CE
2
WE
OE
Selection Guide
Maximum Access Time (ns)
Maximum Operating Current (mA)
Maximum CMOS Standby Current (mA)
Maximum CMOS Standby Current (mA)
Low Power Version
Cypress Semiconductor Corporation
Document #: 38-05038 Rev. **
put Enable (OE), and three-state drivers. Writing to the device
is accomplished by taking Chip Enable One (CE
Enable (WE) inputs LOW and Chip Enable Two (CE
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 taking Chip En-
able One (CE
Write Enable (WE) and Chip Enable Two (CE
these conditions, the contents of the memory location speci-
fied 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
, CE
, and OE options
1
2
HIGH or CE
during a write operation (CE
The CY7C109B is available in standard 400-mil-wide SOJ and
32-pin TSOP type I packages. The CY7C1009B is available in
a 300-mil-wide SOJ package. The CY7C1009B and
CY7C109B are functionally equivalent in all other respects.
), an active LOW Out-
2
I/O
0
I/O
1
I/O
2
A
I/O
11
3
A
9
A
8
I/O
A
13
4
WE
CE
2
I/O
A
5
15
V
CC
NC
I/O
A
6
16
POWER
A
DOWN
14
A
12
I/O
A
7
7
A
6
A
109B–1
5
A
4
7C109B-12
7C109B-15
7C1009B-12
7C1009B-15
12
15
90
80
10
10
2
2
•
3901 North First Street
•
CY7C109B
CY7C1009B
128K x 8 Static RAM
through I/O
0
).
16
) and Output Enable (OE) LOW while forcing
1
) HIGH. Under
2
through I/O
) are placed in a
0
7
LOW), the outputs are disabled (OE HIGH), or
2
LOW, CE
HIGH, and WE LOW).
1
2
Pin Configurations
SOJ
Top View
NC
V
32
1
CC
A
31
A
2
16
15
A
30
3
CE
14
2
A
4
29
WE
12
28
5
A
A
7
13
27
A
6
A
6
8
26
A
7
A
5
9
25
A
8
A
4
11
24
A
9
3
OE
A
23
A
10
2
10
A
22
CE
1
11
1
I/O
21
A
12
7
0
I/O
I/O
0
13
20
6
I/O
I/O
19
1
14
5
I/O
I/O
15
18
2
4
GND
17
I/O
16
3
109B–2
1
2
3
4
5
6
7
TSOP I
8
Top View
(not to scale)
9
10
11
12
13
14
15
16
7C109B-20
7C109B-25
7C109B-35
7C1009B-20
7C1009B-25
7C1009B-35
20
25
75
70
10
10
2
-
San Jose
•
CA 95134
•
408-943-2600
Revised August 24, 2001
) and Write
1
) input
2
) is then
7
0
1
32
OE
31
A
10
30
CE
29
I/O
7
28
I/O
6
27
I/O
5
26
I/O
4
25
I/O
3
24
GND
23
I/O
2
22
I/O
1
21
I/O
0
20
A
0
19
A
1
18
A
2
17
A
3
109B–3
35
60
10
-

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CY7C109B-15ZC Summary of contents

  • Page 1

    ... CE , and OE options 1 2 HIGH or CE during a write operation (CE The CY7C109B is available in standard 400-mil-wide SOJ and 32-pin TSOP type I packages. The CY7C1009B is available in a 300-mil-wide SOJ package. The CY7C1009B and CY7C109B are functionally equivalent in all other respects active LOW Out- 2 I/O ...

  • Page 2

    ... MAX RC Max > < > < MAX Max > V – 0.3V < 0.3V > V – 0.3V < 0.3V CY7C109B CY7C1009B Ambient [2] Temperature + +85 C 7C109B-12 7C109B-15 7C1009B-12 7C1009B-15 Max. Min. Max. 2.4 0 0.3 + 0.3 0.8 –0.3 +1 –1 +5 –5 –300 –300 10% 5V 10% Unit V 0 0.8 ...

  • Page 3

    ... V – 0.3V < 0.3V Test Conditions MHz 5. 480 5V R2 GND 5 pF 255 INCLUDING JIG AND SCOPE (b) 10B9–4 1.73V CY7C109B CY7C1009B 7C109B-20 7C109B-25 7C109B-35 7C1009B-25 7C1009B-35 Max. Min. Max. Min. 2.4 2.4 2.4 0.4 0.4 2.2 V 2 0.3 + 0.3 0.8 – ...

  • Page 4

    ... HIGH to Data 2 0 [7] HIGH to Low [6, 7] LOW to High Z 2 HIGH LOW HIGH to Write End less than less than t HZCE LZCE HZOE LZOE LOW, CE HIGH, and WE LOW CY7C109B CY7C1009B 7C109B-15 7C1009B-15 Max. Min. Max and t is less than t for any given device. ...

  • Page 5

    ... HIGH to Data 2 0 [7] HIGH to Low [6, 7] LOW to High Z 2 HIGH LOW HIGH to Write End Over the Operating Range (Low Power version only) Conditions No input may exceed 2.0V > V – 0. > V – 0. CY7C109B CY7C1009B 7C109B-25 7C109B-35 7C1009B-25 7C1009B-35 Min. Max. Min. Min ...

  • Page 6

    ... Address valid prior to or coincident with CE Document #: 38-05038 Rev. ** DATA RETENTION MODE 4.5V V > CDR OHA ACE t DOE t LZOE 50 transition LOW and CE transition HIGH CY7C109B CY7C1009B 4. DATA VALID t HZOE t HZCE IMPEDANCE DATA VALID t PD 50% 109B-6 109B–7 HIGH 109B–8 Page ...

  • Page 7

    ... LOW simultaneously with WE going HIGH, the output remains in a high-impedance state 15. During this period the I/Os are in the output state and input signals should not be applied. Document #: 38-05038 Rev. ** [13, 14 SCE SCE PWE t SD DATA VALID [13, 14 SCE t SCE PWE t SD DATA VALID IN CY7C109B CY7C1009B 109B– 109B–10 Page ...

  • Page 8

    ... X X High High Data Out Data High Z Document #: 38-05038 Rev. ** [14 SCE t SCE PWE t HZWE I/O – I Power-Down Power-Down Read Write Selected, Outputs Disabled CY7C109B CY7C1009B DATA VALID t LZWE Mode Power Standby (I Standby (I Active (I CC Active (I CC Active (I CC 10B9– Page ...

  • Page 9

    ... Ordering Information Speed (ns) Ordering Code 12 CY7C109B-12VC CY7C1009B-12VC CY7C109B-12ZC 15 CY7C109B-15VC CY7C109BL-15VC CY7C1009B-15VC CY7C109B-15ZC CY7C109BL-15ZC CY7C109B-15VI CY7C109BL-15VI CY7C1009B-15VI CY7C109B-15ZI 20 CY7C109B-20VC CY7C1009B-20VC CY7C109B-20VI CY7C109B-20ZC CY7C109B-20ZI 25 CY7C109B-25VC CY7C1009B-25VC CY7C109B-25VI CY7C109B-25ZC CY7C109B-25ZI 35 CY7C109B-35VC CY7C1009B-35VC CY7C109B-35VI Document #: 38-05038 Rev. ** Package Name Package Type V33 32-Lead (400-Mil) Molded SOJ ...

  • Page 10

    ... Package Diagrams Document #: 38-05038 Rev. ** 32-Lead (300-Mil) Molded SOJ V32 32-Lead (400-Mil) Molded SOJ V33 CY7C109B CY7C1009B 51-85041-A 51-85033-A Page ...

  • Page 11

    ... The inclusion of Cypress Semiconductor products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress Semiconductor against all charges. 32-Lead Thin Small Outline Package Z32 CY7C109B CY7C1009B 51-85056-C ...

  • Page 12

    ... Document Title: CY7C109B, CY7C1009 128K x 8 SRAM Document Number: 38-05038 Issue REV. ECN NO. Date ** 106832 09/22/01 Document #: 38-05038 Rev. ** Orig. of Change Description of Change SZV Change from Spec number: 38-00971 to 38-05038 CY7C109B CY7C1009B Page ...

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