Cypress CY7C1480V25 Document History, Document Number, Issue Date Orig. Description of Change

CY7C1480V25

CY7C1482V25

CY7C1486V25

Document History Page

	Document Title: CY7C1480V25/CY7C1482V25/CY7C1486V25 72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined Sync SRAM
	Document Number: 38-05282
	REV.	ECN NO.	Issue Date	Orig. of	Description of Change
				Change
	**	114670	08/06/02	PKS	New Data Sheet
	*A	118281	01/21/03	HGK	Changed tCO from 2.4 to 2.6 ns for 250 MHz
					Updated features on page 1 for package offering
					Removed 300 MHz offering
					Updated Ordering Information
					Changed Advanced Information to Preliminary
	*B	233368	See ECN	NJY	Changed timing diagrams
					Changed logic block diagrams
					Modified Functional Description
					Modified “Functional Overview” section
					Added boundary scan order for all packages
					Included thermal numbers and capacitance values for all packages
					Included IDD and ISB values
					Removed 250-MHz speed grade offering and included 225 MHz speed bin
					Changed package outline for 165FBGA package and 209-ball BGA package
					Removed 119-BGA package offering
	*C	299452	See ECN	SYT	Removed 225-MHz offering and included 250-MHz speed bin
					Changed tCYC from 4.4 ns to 4.0 ns for 250-MHz Speed Bin
					Changed ΘJA from 16.8 to 24.63 °C/W and ΘJC from 3.3 to 2.28 °C/W for 100
					TQFP Package on Page # 20
					Added lead-free information for 100-Pin TQFP, 165 FBGA and 209 BGA
					Packages
					Added comment of ‘Lead-free BG packages availability’ below the Ordering
					Information
	*D	323039	See ECN	PCI	Unshaded 200 and 167 MHz speed bin in the AC/DC Table and Selection
					Guide
					Address expansion pins/balls in the pinouts for all packages are modified as
					per JEDEC standard
					Added Address Expansion pins in the Pin Definitions Table
					Added Truth Table and Note# 7 for CY7C1486V25 on page# 11
					Modified VOL, VOH Test Conditions
					Added Industrial temperature range
					Removed comment of ‘Lead-free BG packages availability’ below the
					Ordering Information
					Updated Ordering Information Table
	*E	416193	See ECN	NXR	Converted from Preliminary to Final
					Changed address of Cypress Semiconductor Corporation on Page# 1 from
					“3901 North First Street” to “198 Champion Court”
					Changed the description of IX from Input Load Current to Input Leakage
					Current on page# 19
					Changed the IX current values of MODE on page # 19 from -5 ∝A and 30 ∝A
					to -30 ∝A and 5 ∝A
					Changed the IX current values of ZZ on page # 19 from -30 ∝A and 5 ∝A
					to -5 ∝A and 30 ∝A
					Changed VIH < VDD to VIH < VDD on page # 19
					Replaced Package Name column with Package Diagram in the Ordering
					Information table
					Updated the Ordering Information Table
	*F	470723	See ECN	VKN	Added the Maximum Rating for Supply Voltage on VDDQ Relative to GND
					Changed tTH, tTL from 25 ns to 20 ns and tTDOV from 5 ns to 10 ns in TAP
					AC Switching Characteristics table
					Updated the Ordering Information table
Document #: 38-05282 Rev. *H					Page 31 of 32

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