W3E32M64S-XSBX
White Electronic Designs
AC INPUT OPERATING CONDITIONS
VCC, VCCQ = +2.5V ± 0.2V; -55°C £ TA £ 125°C
Parameter/Condition
Symbol
VIH
Min
Max
-
Units
Input High (Logic 1) Voltage
Input Low (Logic 0) Voltage
VREF + 0.5
-
V
V
VIL
VREF - 0.5
ICC SPECIFICATIONS AND CONDITIONS (NOTES 1-5, 10, 12, 14, 46)
VCC, VCCQ = +2.5V ± 0.2V; -55°C £ TA £ +125°C
MAX
250Mbs
Parameter/Condition
Symbol
333Mbs
520
200Mbs Units
266Mbs
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)
520
460
580
20
ICC0
ICC1
mA
mA
mA
mA
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)
=
640
640
20
PRECHARGE POWER-DOWN STANDBY CURRENT: All banks idle; Power-down mode; tCK = tCK (MIN); CKE
= LOW; (23, 32, 49)
20
ICC2P
ICC2F
ICC3P
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)
180
180
140
160
120
ACTIVE POWER-DOWN STANDBY CURRENT: One bank active; Power-down mode; tCK = tCK (MIN); CKE =
LOW (23, 32, 49)
140
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)
=
200
200
180
ICC3N
mA
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)
660
780
660
640
580
540
ICC4R
ICC4W
mA
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)
1,160
40
1,160
40
1,120
40
tREFC = tRFC (MIN) (49)
ICC5
ICC5A
ICC6
mA
mA
mA
AUTO REFRESH CURRENT
tREFC = 7.8125μs (27, 49)
20
20
20
SELF REFRESH CURRENT: CKE 0.2V
Standard (11)
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)
1,620
1,600
1,400
ICC7
mA
January 2008
Rev. 6
11
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
MERCURY [ MERCURY UNITED ELECTRONICS INC ]
