W3E32M72S-XSBX Datasheet, PDF (12/19 Pages) White Electronic Designs Corporation – 32Mx72 DDR SDRAM

White Electronic Designs
W3E32M72S-XSBX
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
266Mbs
200Mbs
OPERATING CURRENT: One bank; Active-Precharge; tRC = tRC (MIN); tCK = tCK (MIN); DQ, DM, and DQS
inputs changing once per clock cyle; Address and control inputs changing once every two clock cycles; (22, ICC0
650
650
575
47)
OPERATING CURRENT: One bank; Active-Read-Precharge; Burst = 2; tRC = tRC (MIN); tCK = tCK (MIN);
IOUT = 0mA; Address and control inputs changing once per clock cycle (22, 47)
ICC1
800
800
725
PRECHARGE POWER-DOWN STANDBY CURRENT: All banks idle; Power-down mode; tCK = tCK
(MIN); CKE = LOW; (23, 32, 49)
ICC2P
25
25
25
IDLE STANDBY CURRENT: CS = HIGH; All banks idle; tCK = tCK (MIN); CKE = HIGH; Address and other
control inputs changing once per clock cycle. VIN = VREF for DQ, DQS, and DM (50)
ICC2F
225
225
200
ACTIVE POWER-DOWN STANDBY CURRENT: One bank active; Power-down mode; tCK = tCK (MIN);
CKE = LOW (23, 32, 49)
ICC3P
175
175
150
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
250
250
225
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
825
825
725
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
ICC4W
975
755
675
cycle (22)
AUTO REFRESH CURRENT
tREFC = tRC (MIN) (49)
ICC5 1,450 1,450 1,400
tREFC = 7.8125µs (27, 49)
ICC5A
50
50
50
SELF REFRESH CURRENT: CKE 0.2V
Standard (11)
ICC6
25
25
25
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 2,025 2,000 1,750
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.
July 2006
Rev. 6
12
White Electronic Designs Corporation • [phone] • www.wedc.com