GS4576C09/18/36L
Capacitance
Description
Symbol
Conditions
Min.
1.0
3.0
1.5
1.5
Max.
2.0
Unit
pF
C
Address/control input capacitance
Input/Output capacitance (DQ, DM, and QK, QK)
Clock capacitance (CK/CK and DK/DK)
JTAG pins
I
C
4.5
pF
O
TA = 25° C; f = 100 MHz
V
= V
= 1.8 V
DD
DDQ
C
2.5
pF
CK
C
4.5
pF
JTAG
Notes:
1. Capacitance is not tested on the ZQ pin.
2. JTAG Pins are tested at 50 MHz.
IDD Operating Conditions
Description
Condition
Symbol
-18
-24
-25
-33
I
1 (V ) x9/x18
55
55
55
55
55
55
5
55
55
SB
DD
tCK = idle, All banks idle; No inputs
toggling.
I
1 (V ) x36
Standby Current
mA
mA
SB
DD
I
1 (V
)
EXT
5
5
5
SB
I
I
2 (V ) x9/x18
385
385
5
360
360
5
360
360
5
340
340
5
SB
DD
CS = 1, No commands; Bank address
incremented and half address/data change
once every four clock cycles.
I
2 (V ) x36
Active Standby Current
SB
DD
I
2 (V
)
EXT
SB
BL = 2, Sequential bank access; Bank
transitions once every tRC; Half address
transitions once every tRC; Read followed
by Write sequence; Continuous data during
Write Commands.
1 (V ) x9/x18
495
510
470
485
445
455
425
435
DD
DD
I
1 (V ) x36
DD
DD
Operational Current
Operational Current
mA
mA
I
1 (V
)
EXT
15
15
15
10
DD
BL = 4, Sequential bank access; Bank
I
I
2 (V ) x9/x18
495
540
480
525
450
485
435
470
DD
DD
transitions once every t ; Half address
RC
I
2 (V ) x36
DD
DD
transitions once every t ; Read followed
RC
by Write sequence; Continuous data during
Write Commands.
I
2 (V
)
EXT
25
25
25
20
DD
BL = 8, Sequential bank access; Bank
3 (V ) x9/x18
580
665
555
640
500
570
480
550
DD
DD
transitions once every t ; Half address
RC
I
3 (V ) x36
DD
DD
Operational Current
transitions once every t . Read followed
mA
mA
RC
by Write sequence; Continuous data during
Write Commands.
I
3 (V
)
EXT
40
40
40
30
DD
I
1 (V ) x9/x18
720
720
60
625
625
60
615
615
60
540
540
45
REF
DD
Eight bank cyclic refresh; Continuous
address/data; Command bus remains in
refresh for all eight banks.
I
1 (V ) x36
Burst Refresh Current
REF
DD
I
1 (V
)
EXT
REF
Rev: 1.04 11/2013
45/62
© 2011, GSI Technology
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
GSI [ GSI TECHNOLOGY ]
