Cypress CY7C1568V18, CY7C1570V18 Logic Block Diagram CY7C1566V18, Logic Block Diagram CY7C1577V18

CY7C1566V18, CY7C1577V18

CY7C1568V18, CY7C1570V18

Logic Block Diagram (CY7C1566V18)

A(21:0)			22
							Address
							Register
				LD
					K	CLK
					K
							Gen.
	DOFF
	VREF
							Control
		R/W
							Logic
		NWS
						[1:0]

Write	Write
Reg	Reg

Decode	4M x	4M x
Write Add.	8 Array	8 Array
	Read Data Reg.
		16
		8
		8

Read Add. Decode

							8
	Output
		Logic
					R/W
	Control
				8					CQ
Reg.			Reg.					CQ
				8		8		DQ[7:0]
Reg.
								QVLD

Logic Block Diagram (CY7C1577V18)

A(21:0)			22
							Address
							Register
				LD
					K	CLK
					K
							Gen.
	DOFF
	VREF
							Control
		R/W
							Logic
		BWS
						[0]

Write	Write
Reg	Reg

Decode	4M x	4M x
Write Add.	9 Array	9 Array
	Read Data Reg.
		18
		9
		9

Read Add. Decode

							9
	Output
		Logic
					R/W
	Control
				9					CQ
Reg.			Reg.					CQ
				9		9		DQ[8:0]
Reg.
								QVLD

Document Number: 001-06551 Rev. *E Page 2 of 28

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