W3E64M72S-XBX Datasheet, PDF (13/19 Pages) White Electronic Designs Corporation – 64Mx72 DDR SDRAM

White Electronic Designs
W3E64M72S-XBX
ADVANCED
ICC SPECIFICATIONS AND CONDITIONS (NOTES 1-5, 10, 12, 14, 46)
VCC, VCCQ = +2.5V ± 0.2V; -55°C ≤ TA ≤ +125°C
MAX
Parameter/Condition
Symbol 333Mbs 250Mbs/ 200Mbs
266Mbs
OPERATING CURRENT: One bank; Active-Precharge; tRC = tRC (MIN); tCK = tCK (MIN); DQ, DM, and DQS ICC0
inputs changing once per clock cyle; Address and control inputs changing once every two clock cycles; (22,
47)
1,170 1,170 1,035
OPERATING CURRENT: One bank; Active-Read-Precharge; Burst = 2; tRC = tRC (MIN); tCK = tCK (MIN); ICC1
IOUT = 0mA; Address and control inputs changing once per clock cycle (22, 47)
1,440 1,440 1,305
PRECHARGE POWER-DOWN STANDBY CURRENT: All banks idle; Power-down mode; tCK = tCK
(MIN); CKE = LOW; (23, 32, 49)
ICC2P
45
45
45
IDLE STANDBY CURRENT: CS = HIGH; All banks idle; tCK = tCK (MIN); CKE = HIGH; Address and other ICC2F
405
405
360
control inputs changing once per clock cycle. VIN = VREF for DQ, DQS, and DM (50)
ACTIVE POWER-DOWN STANDBY CURRENT: One bank active; Power-down mode; tCK = tCK (MIN); ICC3P
315
315
270
CKE = LOW (23, 32, 49)
ACTIVE STANDBY CURRENT: CS = HIGH; CKE = HIGH; One bank; Active-Precharge; tRC = tRAS
(MAX); tCK = tCK (MIN); DQ, DM, and DQS inputs changing twice per clock cycle; Address and other
control inputs changing once per clock cycle (22)
ICC3N
450
450
405
OPERATING CURRENT: Burst = 2; Reads; Continuous burst; One bank active; Address and control
inputs changing once per clock cycle; tCK = tCK (MIN); IOUT = 0mA (22, 47)
ICC4R 1,485 1,485 1,305
OPERATING CURRENT: Burst = 2; Writes; Continuous burst; One bank active; Address and control
inputs changing once per clock cycle; tCK = tCK (MIN); DQ, DM, and DQS inputs changing twice per clock
cycle (22)
ICC4W 1,755 1,440 1,215
AUTO REFRESH CURRENT
tREFC = tRC (MIN) (49)
ICC5 2,610 2,610 2,520
tREFC = 7.8125µs (27, 49)
ICC5A
90
90
90
SELF REFRESH CURRENT: CKE 0.2V
Standard (11)
ICC6
45
45
45
OPERATING CURRENT: Four bank interleaving READs (BL=4) with auto precharge, tRC =tRC (MIN); tCK =
tCK (MIN); Address and control inputs change only during Active READ or WRITE commands. (22, 48)
ICC7 3,645 3,645 3,510
Units
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
June 2005
Rev. 0
13
White Electronic Designs Corporation • [phone] • www.wedc.com