Cypress CY7C1464AV33, CY7C1462AV33 manual 3V TAP AC Test Conditions, 5V TAP AC Test Conditions

CY7C1460AV33

CY7C1462AV33

CY7C1464AV33

3.3V TAP AC Test Conditions

Input pulse levels	VSS to 3.3V
Input rise and fall times	1 ns
Input timing reference levels	1.5V
Output reference levels	1.5V
Test load termination supply voltage	1.5V

2.5V TAP AC Test Conditions

Input pulse levels	VSS to 2.5V
Input rise and fall time	1 ns
Input timing reference levels	1.25V
Output reference levels	1.25V
Test load termination supply voltage	1.25V

3.3V TAP AC Output Load Equivalent

2.5V TAP AC Output Load Equivalent

1.5V

1.25V

50Ω

50Ω

TDO

TDO

ZO= 50Ω

20pF

ZO= 50Ω

20pF

TAP DC Electrical Characteristics And Operating Conditions

(0°C < TA < +70°C; V = 3.135V to 3.6V unless otherwise noted)[11]

DD

Parameter

Description

Test Conditions

Min.

Max.

Unit

VOH1

Output HIGH Voltage

IOH = –4.0 mA, VDDQ = 3.3V

2.4

V

IOH = –1.0 mA, VDDQ = 2.5V

2.0

V

VOH2

Output HIGH Voltage

IOH = –100 µA

VDDQ = 3.3V

2.9

V

VDDQ = 2.5V

2.1

V

VOL1

Output LOW Voltage

IOL = 8.0 mA

VDDQ = 3.3V

0.4

V

IOL = 1.0 mA

VDDQ = 2.5V

0.4

V

VOL2

Output LOW Voltage

IOL = 100 µA

VDDQ = 3.3V

0.2

V

VDDQ = 2.5V

0.2

V

VIH

Input HIGH Voltage

VDDQ = 3.3V

2.0

VDD + 0.3

V

VDDQ = 2.5V

1.7

VDD + 0.3

V

VIL

Input LOW Voltage

VDDQ = 3.3V

–0.3

0.8

V

VDDQ = 2.5V

–0.3

0.7

V

IX

Input Load Current

GND < VIN < VDDQ

–5

5

µA

Identification Register Definitions

Instruction Field

CY7C1460AV33

CY7C1462AV33

CY7C1464AV33

Description

(1M ×36)

(2M ×18)

(512K ×72)

Revision Number (31:29)

000

000

000

Describes the version number.

Device Depth (28:24)[12]

01011

01011

01011

Reserved for Internal Use

Architecture/Memory Type(23:18)

001000

001000

001000

Defines memory type and archi-

tecture

Bus Width/Density(17:12)

100111

010111

110111

Defines width and density

Cypress JEDEC ID Code (11:1)

00000110100

00000110100

00000110100

Allows unique identification of

SRAM vendor.

ID Register Presence Indicator (0)

1

1

1

Indicates the presence of an ID

register.

Notes:

11.All voltages referenced to VSS (GND).

12.Bit #24 is “1” in the ID Register Definitions for both 2.5V and 3.3V versions of this device.

Document #: 38-05353 Rev. *D Page 13 of 27

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