CYD04S72V
CYD09S72V
CYD18S72V
Document Number : 38-06069 Rev. *M Page 25 of 30
Table 7. Read/Write and Enable Operation (Any Port)
[78, 79, 80, 81, 82]
Inputs Outputs
Operation
OE CLK CE
0
CE
1
R/W DQ
0
DQ
71
X H X X High-Z Deselected
X X L X High-Z Deselected
XLHLD
IN
Write
LLHHD
OUT
Read
H X L H X High-Z Outputs disabled
Notes
78. CYD04S72V have 16 address bits, CYD09S72V have 17 address bits and CYD18S72V have 18 bits.
79. X” = “Don’t Care,” “H” = HIGH, “L” = LOW.
80. OE
is an asynchronous input signal.
81. When CE
changes state, deselection and Read happen after one cycle of latency.
82. CE
0
= OE = LOW; CE
1
= R/W = HIGH.
CYD04S72V
CYD09S72V
CYD18S72V
Document Number : 38-06069 Rev. *M Page 26 of 30
Ordering Information
Speed
(MHz)
Ordering Code Package Name Package Type Operating Range
256K × 72 (18-Mbit) 3.3 V Synchronous CYD18S72V Dual-Port SRAM
133 CYD18S72V-133BBI BB484 484-ball Ball Grid Array
23 mm × 23 mm with 1.0-mm pitch (FBGA)
Industrial
100 CYD18S72V-100BBC BB484 484-ball Ball Grid Array
23 mm × 23 mm with 1.0-mm pitch (FBGA)
Commercial
CYD18S72V-100BBI BB484 484-ball Ball Grid Array
23 mm × 23 mm with 1.0-mm pitch (FBGA)
Industrial
128K
×
72 (9-Mbit) 3.3 V Synchronous CYD09S72V Dual-Port SRAM
133 CYD09S72V-133BBC BB484 484-ball Ball Grid Array
23 mm × 23 mm with 1.0-mm pitch (FBGA)
Commercial
64K x 72 (4-Mbit) 3.3 V Synchronous CYD04S72V Dual-Port SRAM
167 CYD04S72V-167BBC BB484 484-ball Ball Grid Array
23 mm × 23 mm with 1.0-mm pitch (FBGA)
Commercial
Ordering Code Definitions
Temperature Range: X = C or I
C = Commercial; I = Industrial
X = Pb-free (RoHS Compliant)
Package Type:
BB = 484-ball BGA
Speed Grade: XXX = 100 MHz / 133 MHz / 167 MHz
V = 3.3 V
72 = Width: × 72
S = Sync
XX = Density: 04 = 4 Mb; 09 = 9 Mb; 18 = 18 Mb
D = Dual Port SRAM
CY = Cypress Device
DCY XX S - XXX X72 V BB X
CYD04S72V
CYD09S72V
CYD18S72V
Document Number : 38-06069 Rev. *M Page 27 of 30
Package Diagram
51-85124 *H

CYD04S72V-167BBC

Mfr. #:
Manufacturer:
Cypress Semiconductor
Description:
SRAM 4MB (64Kx72) 3.3v 167MHz Sync SRAM
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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