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Cypress CY7C1441AV33, CY7C1443AV33, CY7C1447AV33 Figure 6. ZZ Mode Timing

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CY7C1441AV33

CY7C1443AV33,CY7C1447AV33

Document #: 38-05357 Rev. *G Page 25 of 31

Figure 6. ZZ Mode Timing[28, 29]

Timing Diagrams (continued)

tZZ

SUPPLY

CLK

tZZREC

LL INPUTS

(except ZZ)

DON’T CARE

IDDZZ

tZZI

tRZZI

Outputs (Q)

High-Z

DESELECT or READ Only

Note

28.Device must be deselected when entering ZZ mode. See Cycle Descriptions table for all possible signal conditions to deselect the device.

29.DQs are in high-Z when exiting ZZ sleep mode.

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Contents

Main 36-Mbit (1M x 36/2M x 18/512K x 72) Flow-Through SRAM CY7C1441AV33 CY7C1443AV33,CY7C1447AV33 Features Functional Description Selection Guide Logic Block Diagram CY7C1441AV33 (1M x 36) Logic Block Diagram CY7C1443AV33 (2Mx 18) CE ADDRESS REGISTER ADV CLK BURST COUNTER AND LOGIC CLR CY7C1441AV33 CY7C1443AV33,CY7C1447AV33 Document #: 38-05357 Rev. *G Page 3 of 31 Logic Block Diagram CY7C1447AV33 (512K x 72) BYTE MODE CY7C1441AV33 CY7C1443AV33,CY7C1447AV33 Pin Configurations Figure 1. 100-Pin TQFP Pinout CY7C1441AV33 (1Mx 36) CY7C1443AV33 (2M x 18) Pin Configurations 165-ball FBGA (15 x 17 x 1.4 mm) Pinout CY7C1441AV33 (1M x 36) CY7C1443AV33 (2M x 18) 2345671 A B C D E F G H J K L M N P R 891011 Pin Configurations 209-ball FBGA (14 x 22 x 1.76 mm) Pinout CY7C1447AV33 (512K 72) CY7C1441AV33 CY7C1443AV33,CY7C1447AV33 Pin Definitions Functional Overview Single Read Accesses Single Write Accesses Initiated by ADSP Single Write Accesses Initiated by ADSC Burst Sequences ZZ Mode Electrical Characteristics Truth Table Partial Truth Table for Read/Write Truth Table for Read/Write IEEE 1149.1 Serial Boundary Scan (JTAG) Disabling the JTAG Feature Test Access Port (TAP) Performing a TAP Reset TAP Registers TAP Instruction Set CY7C1441AV33 CY7C1443AV33,CY7C1447AV33 TAP Ti min g TAP AC Switching Characteristics 3.3V TAP AC Test Conditions 2.5V TAP AC Test Conditions 50 DO T Identification Register Definitions Scan Register Sizes Identification Codes 165-ball FBGA Boundary Scan Order Maximum Ratings Operating Range Electrical Characteristics DC Electrical Characteristics Over the Operating Range Parameter Description Test Conditions Min. Max. Unit Capacitance Thermal Resistance Switching Characteristics Timing Diagrams Figure 3. Read Cycle Timing Figure 4. Write Cycle Timing[24, 25] Figure 5. Read/Write Cycle Timing Figure 6. ZZ Mode Timing Ordering Information Package Diagrams Figure 1. 100-pin TQFP (14 x 20 x 1.4 mm) (51-85050) A Figure 2. 165-ball FBGA (15 x 17 x 1.4 mm) (51-85165) Package Diagrams 51-85165-*A Page Document History Page