TAP Timing and Test Conditions11 | Cypress CY7C1330AV25 manual

			CY7C1330AV25
		PRELIMINARY	CY7C1332AV25
		PRELIMINARY	CY7C1332AV25


TAP AC Switching Characteristics Over the Operating Range (continued)[10, 11]
Parameter		Description	Min.	Max.	Unit

tCH	Capture Hold after Clock Rise		5		ns
Output Times

tTDOV	TCK Clock LOW to TDO Valid			10	ns
tTDOX	TCK Clock LOW to TDO Invalid		0		ns

TAP Timing and Test Conditions[11]

			1.25V
				50Ω


TDO
	Z0	= 50Ω		CL = 20 pF

GND

(a)

Test Clock

TCK

tTMSS

Test Mode Select

TMS

tTDIS

Test Data-In

TDI

Test Data-Out

TDO

tTH

ALL INPUT PULSES

2.5V

1.25V

tTL

tTCYC

tTMSH

tTDIH

tTDOV tTDOX

Identification Register Definitions

	Value
Instruction Field	CY7C1330AV25	CY7C1332AV25	Description

Revision Number (31:29)	000	000	Version number.

Cypress Device ID (28:12)	01011110101100101	01011110101010101	Defines the type of SRAM.

Cypress JEDEC ID (11:1)	00000110100	00000110100	Allows unique identification of SRAM vendor.

ID Register Presence (0)	1	1	Indicates the presence of an ID register.

Document No: 001-07844 Rev. *A

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Cypress CY7C1330AV25 TAP Timing and Test Conditions11, Identification Register Definitions, Parameter Description Min

Contents

Logic Block Diagram FeaturesConfiguration Functional Description Selection Guide Pin Configurations Ball BGA 14 x 22 x 2.4 mmMaximum Access Time Maximum Operating Current Unit Byte Write Select Inputs, active LOW. Qualified with Pin DefinitionsName Type Description Serial clock to the Jtag circuit No connects Introduction Sleep ModeFunctional Overview Write Cycle Descriptions 1 ZZ Mode Electrical CharacteristicsCycle Description Truth , 2, 3, 4 Write Cycle Descriptions1 Ieee 1149.1 Serial Boundary Scan Jtag Extest TAP Controller State Diagram6 EXIT2-IR UPDATE-DR UPDATE-IR Parameter Description Min Max Unit TAP Controller Block DiagramTAP Electrical Characteristics Over the Operating Range7, 8 Set-up Times Parameter Description Min TAP Timing and Test Conditions11Identification Register Definitions Output Times Instruction Codes Scan Register SizesBoundary Scan Order 1 Mbit x Boundary Scan Order 512K x Operating Range Electrical Characteristics Over the Operating RangeMaximum Ratings Ambient Range AC Test Loads and Waveforms Capacitance17Thermal Resistance17 Parameter Description Test Conditions Max Unit 250 200 Parameter Description Unit Min Max Switching Characteristics 18, 19, 20Clock READ/WRITE/DESELECT Sequence OE Controlled23, 24, 25 Switching Waveforms= DON’T Care = Undefined READ/WRITE/DESELECT Sequence CE Controlled Originally Deselected Ordering Information Package DiagramBall Pbga 14 x 22 x 2.4 mm Minor change Moved data sheet to web ECN No Issue Date Orig. Description of ChangeNew data sheet Document History

Cypress CY7C1330AV25 manual TAP Timing and Test Conditions11, Identification Register Definitions

Models: CY7C1332AV25 CY7C1330AV25

PRELIMINARY

CY7C1332AV25

Parameter

Description

Min.

Unit

Output Times

TAP Timing and Test Conditions[11]

Identification Register Definitions