MT46V128M8 MICRON [Micron Technology], MT46V128M8 Datasheet - Page 50
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MT46V128M8
Manufacturer Part Number
MT46V128M8
Description
DOUBLE DATA RATE (DDR) SDRAM
Manufacturer
MICRON [Micron Technology]
Datasheet
1.MT46V128M8.pdf
(74 pages)
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Table 15: I
0°C £ T
Notes: 1–5, 10, 12, 14; notes appear on page 54-57; See also Table 16, I
09005aef8076894f
1gbDDRx4x8x16_2.fm - Rev. A 3/03 EN
PARAMETER/CONDITION
OPERATING CURRENT: One bank; Active-Precharge;
t
changing once per clock cycle; Address and control inputs
changing once every two clock cycles
OPERATING CURRENT: One bank; Active-Read-Precharge;
Burst = 4;
and control inputs
PRECHARGE POWER-DOWN STANDBY CURRENT: All banks idle;
Power-down mode;
CKE = (LOW)
IDLE STANDBY CURRENT: CS# = HIGH; All banks are idle;
t
changing once per clock
ACTIVE POWER-DOWN STANDBY CURRENT: One bank active;
Power-down mode;
ACTIVE STANDBY CURRENT: CS# = HIGH; CKE = HIGH;
One bank active
DQS inputs changing twice per clock cycle; Address and other
control inputs changing once per clock cycle
OPERATING CURRENT: Burst = 2;
One bank active; Address and control inputs changing once per
clock cycle;
OPERATING CURRENT: Burst = 2; Writes; Continuous burst;
One bank
clock cycle;
twice per clock cycle
AUTO REFRESH BURST CURRENT:
SELF REFRESH CURRENT: CKE £ 0.2V
OPERATING CURRENT: Four bank interleaving READs
(Burst = 4) with auto precharge,
t
Active READ, or WRITE commands
RC =
CK =
CK =
t
A
t
t
CK (MIN); Address and control inputs change only during
RC (MIN);
CK (MIN);
£ +70°C; V
t
active; Address and control inputs changing once per
RC =
t
t
CK =
CK =
DD
;
t
RC (MIN);
t
t
t
t
CKE = HIGH; Address and other control inputs
DD
CK =
RC =
CK (MIN);
CK (MIN); DQ, DM, and DQS inputs changing
changing once per clock cycle
Specifications and Conditions (x16)
Q = +2.5V ±0.2V, V
t
t
CK =
CK =
t
t
RAS (MAX);
CK (MIN); DQ, DM and DQS inputs
cycle. V
t
t
t
CK (MIN); CKE = LOW
CK =
CK (MIN);
I
OUT
IN
t
= 0mA
RC = minimum
t
CK (MIN); I
Reads; Continuous burst;
= V
t
CK =
REF
DD
for DQ, DQS, and DM
t
= +2.5V ±0.2V
CK (MIN); DQ, DM and
OUT
t
t
Standard
RC =
RFC = 7.8us,
t
RC allowed;
= 0mA; Address
t
RFC(MIN)
50
SYMBOL
DD
Micron Technology, Inc., reserves the right to change products or specifications without notice.
I
I
I
I
I
I
I
DD
I
I
DD
I
DD
I
I
DD
DD
DD
DD
DD
DD
DD
DD
DD
Test Cycle Times, on page 51
4W
3N
5A
2P
3P
4R
2F
0
1
5
6
7
MAX
145
195
245
250
330
495
-75
10
60
30
45
10
9
UNITS
1Gb: x4, x8, x16
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
DDR SDRAM
23, 32, 50
23, 32, 50
PRELIMINARY
NOTES
22, 48
22, 48
22, 48
27, 50
22, 49
©2003 Micron Technology. Inc.
51
22
22
50
11