W3E32M64S-XSBX Datasheet, PDF (11/17 Pages) White Electronic Designs Corporation – 32Mx64 DDR SDRAM

White Electronic Designs
W3E32M64S-XSBX
Parameter/Condition
Input High (Logic 1) Voltage
Input Low (Logic 0) Voltage
AC INPUT OPERATING CONDITIONS
VCC, VCCQ = +2.5V ± 0.2V; -55°C ≤ TA ≤ 125°C
Symbol
VIH
VIL
Min
VREF + 0.5
-
Max
-
VREF - 0.5
Units
V
V
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
Units
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, 47)
ICC0
520
520
460
mA
OPERATING CURRENT: One bank; Active-Read-Precharge; Burst = 4; tRC = tRC (MIN); tCK = tCK (MIN); IOUT =
0mA; Address and control inputs changing once per clock cycle (22, 47)
ICC1
640
640
580
mA
PRECHARGE POWER-DOWN STANDBY CURRENT: All banks idle; Power-down mode; tCK = tCK (MIN); CKE
= LOW; (23, 32, 49)
ICC2P
20
20
20 mA
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 180
180
160
mA
ACTIVE POWER-DOWN STANDBY CURRENT: One bank active; Power-down mode; tCK = tCK (MIN); CKE =
LOW (23, 32, 49)
ICC3P 140
140
120
mA
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 ICC3N 200 200 180 mA
once per clock cycle (22)
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 660
660
580
mA
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 780
640
540
mA
AUTO REFRESH CURRENT
tREFC = tRFC (MIN) (49)
ICC5 1,160 1,160 1,120 mA
tREFC = 7.8125µs (27, 49) ICC5A 40
40
40 mA
SELF REFRESH CURRENT: CKE 0.2V
Standard (11)
ICC6
20
20
20 mA
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
1,620 1,600 1,400
mA
July 2006
Rev. 5
11
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