m52s128168a-7tig Elite Semiconductor Memory Technology Inc., m52s128168a-7tig Datasheet - Page 5

• Manufacturer Part Number: m52s128168a-7tig
• Description: 2m X 16 Bit X 4 Banks Synchronous Dram
• Manufacturer: Elite Semiconductor Memory Technology Inc.

ESMT
Note: 1. It has +/- 5 °C tolerance.
AC Operation Conditions & Timing Specification
AC Operation Conditions
Note1. V
Input / Output Capacitance
(V
Elite Semiconductor Memory Technology Inc.
Self Refresh Current
Deep Power Down
Current
Input High (Logic 1) Voltage, DQ, DQS and DM signals
Input Low (Logic 0) Voltage, DQ, DQS and DM signals
Input Different Voltage, CLK and CLK inputs
Input Crossing Point Voltage, CLK and CLK inputs
Input capacitance
(A0~A11, BA0~BA1, CKE, CS , RAS , CAS , WE )
Input capacitance (CLK, CLK )
Data & DQS input/output capacitance
Input capacitance (DM)
DD
= 1.8V, V
2. I
3. Definitions for I
2. The value of V
ID
CC
same.
is the magnitude of the difference between the input level on CLK and the input on CLK .
specifications are tested after the device is properly intialized.
DDQ
=1.8V, T
CC
IX
: LOW is defined as V
Parameter
is expected to equal 0.5*V
Parameter
A
I
HIGH is defined as V
STABLE is defined as inputs stable at a HIGH or LOW level ;
SWITCHING is defined as: - address and command: inputs changing between HIGH and LOW once
CC6
I
= 25 C
CC7
° , f = 1MHz)
CKE = Low, CS = High,
t
control & data inputs are
stable
address & control & data inputs are stable
ck
= t
ck
Preliminary
(min), address &
IN
IN
≤ 0.1 * V
≥ 0.9 * V
DDQ
- data bus inputs: DQ changing between HIGH and LOW once per clock
per two clock cycles ;
cycle; DM and DQS are STABLE.
of the transmitting device and must track variations in the DC level of the
DDQ
DDQ
;
;
Symbol
V
V
V
V
IH
IL
ID
IX
(AC)
(AC)
(AC)
(AC)
TCSR range
Symbol
4 Banks
2 Bank
1 Bank
C
C
C
C
OUT
IN1
IN2
IN3
0.8 x V
0.6 x V
0.4 x V
Min
-0.3
DDQ
DDQ
DDQ
340
290
240
15
Revision : 1.4
Publication Date : Sep. 2008
Min
1.5
1.5
2.0
2.0
0.2 x V
0.6 x V
V
V
DDQ
DDQ
360
310
260
Max
45
+0.3
+0.3
10
DDQ
DDQ
380
320
280
M53D128168A
70
Max
3.0
3.5
4.5
4.5
400
350
300
Unit
85
V
V
V
V
°
uA
C
uA
5/47
Note
Unit
pF
pF
pF
pF
1
2