WED3DG6466V7D2 查看數據表（PDF） - White Electronic Designs Corporation

零件编号

产品描述 (功能)

生产厂家

WED3DG6466V7D2

512MB – 64Mx64, SDRAM UNBUFFERED

White Electronic Designs Corporation 

White Electronic Designs

WED3DG6466V-D2

IDD SPECIFICATIONS AND CONDITIONS

VCC, VCCQ = +3.3V ±0.3V; SDRAM component values only

MAX

PARAMETER/CONDITION

SYMBOL

7

7.5 & 10

OPERATING CURRENT: Active Mode; Burst = 2; READ or WRITE; tRC = tRC (MIN)

IDD1

STANDBY CURRENT: Power-Down Mode; All device devicebanks idle; CKE = LOW

IDD2

STANDBY CURRENT: Active Mode; CKE = HIGH; CS# = HIGH; All device banks active

IDD3

after tRCD met; No accesses in progress

OPERATING CURRENT: Burst Mode; Continuous burst; READ or WRITE; All device

IDD4

banks active

AUTO REFRESH CURRENT

tRFC = tRFC (MIN)

IDD5

CKE = HIGH; CS# = HIGH

tRFC = 7.8125µs

IDD6

SELF REFRESH CURRENT: CKE < 0.2V

IDD7

1,600

56

720

1,440

50

280

1,600

1,360

2,640

2,480

96

96

60

Notes:

1. Measured with outputs open.

2. Refresh period is 64ms.

UNITS

mA

mA

mA

mA

mA

mA

mA

NOTES

1

1

2

White Electronic Designs Corp. reserves the right to change products or specifications without notice.

May 2005

Rev. 1

4

White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

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