CY62146EV30LL-45ZSXI 参数 Datasheet PDF下载

型号：	CY62146EV30LL-45ZSXI
PDF下载：	下载PDF文件查看货源
内容描述：	4兆位（ 256K ×16 ）静态RAM [4-Mbit (256K x 16) Static RAM]
分类和应用：
文件页数/大小：	13 页 / 444 K
品牌：	CYPRESS [ CYPRESS SEMICONDUCTOR ]

CY62146EV30 MoBL

Switching Waveforms

Figure 5. Read Cycle 1

(Address Transition Controlled)

ADDRESS

OHA

DATA OUT

PREVIOUS DATA VALID

Figure 6. Read Cycle No. 2

(OE Controlled)

DATA VALID

ADDRESS

ACE

DOE

BHE/BLE

LZOE

HZBE

DBE

LZBE

DATA OUT

HIGHIMPEDANCE

LZCE

SUPPLY

CURRENT

50%

DATA VALID

HIGH

IMPEDANCE

HZOE

HZCE

Notes

15. The device is continuously selected. OE, CE = V

, BHE and/or BLE = V

16. WE is HIGH for read cycle.

17. Address valid before or similar to CE and BHE, BLE transition LOW.

Document Number: 38-05567 Rev. *D

Page 6 of 13

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