250 | Cypress CY7C1442AV33, CY7C1446AV33, CY7C1440AV33 instruction

CY7C1440AV33

CY7C1442AV33

CY7C1446AV33

Ordering Information (continued)

Not all of the speed, package and temperature ranges are available. Please contact your local sales representative or

visit www.cypress.com for actual products offered.

Speed	Ordering Code	Package	Part and Package Type	Operating
(MHz)	Ordering Code	Diagram	Part and Package Type	Range

250	CY7C1440AV33-250AXC	51-85050	100-Pin Thin Quad Flat Pack (14 x 20 x 1.4 mm) Lead-Free	Commercial

	CY7C1442AV33-250AXC

	CY7C1440AV33-250BZC	51-85165	165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4 mm)

	CY7C1442AV33-250BZC

	CY7C1440AV33-250BZXC	51-85165	165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4 mm) Lead-Free

	CY7C1442AV33-250BZXC

	CY7C1446AV33-250BGC	51-85167	209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm)

	CY7C1446AV33-250BGXC		209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm) Lead-Free

	CY7C1440AV33-250AXI	51-85050	100-Pin Thin Quad Flat Pack (14 x 20 x 1.4 mm) Lead-Free	Industrial

	CY7C1442AV33-250AXI

	CY7C1440AV33-250BZI	51-85165	165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4 mm)

	CY7C1442AV33-250BZI

	CY7C1440AV33-250BZXI	51-85165	165-ball Fine-Pitch Ball Grid Array (15 x 17 x 1.4 mm) Lead-Free

	CY7C1442AV33-250BZXI

	CY7C1446AV33-250BGI	51-85167	209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm)

	CY7C1446AV33-250BGXI		209-ball Fine-Pitch Ball Grid Array (14 × 22 × 1.76 mm) Lead-Free

Document #: 38-05383 Rev. *E

Page 26 of 31

[+] Feedback

Image 26

Cypress CY7C1442AV33, CY7C1446AV33, CY7C1440AV33 manual 250

Contents

Selection Guide FeaturesFunctional Description1 250 MHz 200 MHz 167 MHz Unit Logic Block Diagram CY7C1440AV33 1M x Logic Block Diagram CY7C1442AV33 2M x CY7C1440AV33 Pin Configurations Pin Tqfp Pinout CY7C1442AV33 2M x CY7C1442AV33 2M x Byte Write Select Inputs, active LOW. Qualified with Pin DefinitionsName Description Ground for the core of the device Power supply inputs to the core of the devicePower supply for the I/O circuitry Ground for the I/O circuitry Functional Overview ZZ Mode Electrical Characteristics Interleaved Burst Address Table Mode = Floating or VDDLinear Burst Address Table Mode = GND Write Cycle, Suspend Burst Truth Table for Read/Write4,8,9Truth Table for Read/Write4, 8 Function CY7C1440AV33 Ieee 1149.1 Serial Boundary Scan Jtag TAP Controller State DiagramTAP Controller Block Diagram TAP Instruction Set Performing a TAP ResetTAP Registers TAP Timing Bypass 5V TAP AC Test Conditions TAP AC Switching Characteristics Over the operating Range103V TAP AC Test Conditions 5V TAP AC Output Load Equivalent Scan Register Sizes TAP DC Electrical Characteristics And Operating ConditionsIdentification Register Definitions Identification Codes Bypass Ball Fbga Boundary Scan Order 14,15SAMPLE/PRELOAD CY7C1440AV33 1M x 36, CY7C1442AV33 2M x Bit # Ball ID Ball Fbga Boundary Scan Order 14 CY7C1446AV33 512K x Bit # Ball ID Operating Range Electrical Characteristics Over the Operating Range17Maximum Ratings Ambient Range AC Test Loads and Waveforms Capacitance19Thermal Resistance Min Max Switching Characteristics Over the Operating Range 24250 200 167 Parameter Description Unit Min Set-up Times Switching Waveforms Read Cycle Timing26 Write Cycle Timing26 Read/Write Cycle Timing26, 28 CLZ ZZ Mode Timing30 DON’T Care Ordering Information 250 Package Diagrams Pin Tqfp 14 x 20 x 1.4 mm Ball Fbga 15 x 17 x 1.4 mm Ball Fbga 14 x 22 x 1.76 mm Document Number Issue Date Orig. Description of ChangeDocument History 473650 AC Switching Characteristics tableUpdated the Ordering Information table VKN