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51W17800 Datasheet - Page 6

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HM51W17800 Series
DC Characteristics (Ta = 0 to +70 C, V
Parameter
Symbol
1,
2
Operating current*
*
I
Standby current
I
Standby current (L-version)
I
RAS-only refresh current*
2
I
1
Standby current*
I
CAS-before-RAS refresh
I
current
1,
3
Fast page mode current*
*
I
4
Battery backup current*
I
(Standby with CBR refresh)
(L-version)
Self refresh mode current
I
(L-version)
Input leakage current
I
Output leakage current
I
Output high voltage
V
Output low voltage
V
Notes: 1. I
depends on output load condition when the device is selected. I
CC
open condition.
2. Address can be changed once or less while RAS = V
3. Address can be changed once or less while CAS = V
4. CAS = L ( 0.2 V) while RAS = L ( 0.2 V).
6
= 3.3 V 0.3 V, V
CC
HM51W17800
-5
-6
Min Max Min Max Min Max Unit
110 —
100 —
CC1
2
2
CC2
1
1
150 —
150 —
CC2
110 —
100 —
CC3
5
5
CC5
110 —
100 —
CC6
100 —
90
CC7
400 —
400 —
CC10
250 —
250 —
CC11
–10 10
–10 10
LI
–10 10
–10 10
LO
2.4
V
2.4
V
OH
CC
CC
0
0.4
0
0.4
OL
= 0 V)
SS
-7
Test conditions
90
mA
t
= min
RC
2
mA
TTL interface
RAS, CAS = V
Dout = High-Z
1
mA
CMOS interface
RAS, CAS
Dout = High-Z
150
A
CMOS interface
RAS, CAS
Dout = High-Z
90
mA
t
= min
RC
RAS = V
5
mA
IH
CAS = V
IL
Dout = enable
90
mA
t
= min
RC
85
mA
t
= min
PC
400
A
CMOS interface
Dout = High-Z
CBR refresh: t
t
0.3 s
RAS
250
A
CMOS interface
RAS, CAS
Dout = High-Z
–10 10
A
0 V
Vin
4.6 V
–10 10
A
0 V
Vout
Dout = disable
2.4
V
V
High Iout = –2 mA
CC
0
0.4
V
Low Iout = 2 mA
max is specified at the output
CC
.
IL
.
IH
IH
V
– 0.2V
CC
V
– 0.2V
CC
= 62.5 s
RC
0.2V
4.6 V

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