CYD18S72V18-200BGI Cypress Semiconductor Corp, CYD18S72V18-200BGI Datasheet - Page 16

• Manufacturer Part Number: CYD18S72V18-200BGI
• Description: CYD18S72V18-200BGI
• Manufacturer: Cypress Semiconductor Corp

Specifications of CYD18S72V18-200BGI

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Synchronous
• Memory Size: 18M (256K x 72)
• Speed: 200MHz
• Interface: Parallel
• Voltage - Supply: 1.42 V ~ 1.58 V, 1.7 V ~ 1.9 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 484-BGA
• Density: 18Mb
• Access Time (max): 9ns
• Sync/async: Synchronous
• Architecture: SDR
• Clock Freq (max): 77MHz
• Operating Supply Voltage (typ): 1.8V
• Address Bus: 18b
• Package Type: BGA
• Operating Temp Range: -40C to 85C
• Number Of Ports: 2
• Supply Current: 1030mA
• Operating Supply Voltage (min): 1.7V
• Operating Supply Voltage (max): 1.9V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 484
• Word Size: 72b
• Number Of Words: 256K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 7
Note
Document Number: 38-06082 Rev. *J
31. The CYD36S18V18 device has 21 address bits. The CYD36S36V18 and CYD18S18V18 devices have 20 address bits. The CYD36S72V18, CYD18S36V18, and
CYD09S18V18 devices have 19 address bits. The CYD18S72V18, CYD09S36V18, and CYD04S18V18 devices have 18 address bits. The CYD09S72V18 and
CYD04S36V18 devices have 17 address bits. The CYD04S72V18 and CYD02S36V18 have 16 address bits.
CNT/MSK
CNTEN
A
CNTRST
RET
MRST
A
C
shows the counter, mask, and mirror logic block diagram.
From
Address
Lines
From
Mask
Register
From
Mask
From
Counter
Figure 7. Counter, Mask, and Mirror Logic Block Diagram
20
20
Decode
Logic
20
20
+1
+2
+4
Increment
Logic
Mirror
Wrap
1
0
Bit 0
and 1
Load/Increment
20
1
0
1
0
[31]
Detect
Wrap
Counter/
Address
Register
Mask
Register
1
0
20
Counter
Wrap
To
Counter
20
To Readback
and Address
Decode
Address
Decode
Array
RAM
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