參數(shù)資料
型號(hào): μPD4811650
廠商: NEC Corp.
英文描述: 16M Synchronous Graphics Memory (SGRAM)(16M同步圖形存儲(chǔ)器)
中文描述: 1,600同步圖形存儲(chǔ)器(SGRAM)(1,600同步圖形存儲(chǔ)器)
文件頁數(shù): 45/96頁
文件大?。?/td> 1517K
代理商: ΜPD4811650
45
μ
PD4811650 for Rev. E
Preliminary Data Sheet
DC Characteristics (Recommended Operating Conditions unless otherwise noted)
Parameter
Symbol
Test condition
MIN.
MAX.
Unit
Notes
Operating current
I
CC1
Burst length
=
1
-A70R
230
mA
1
t
RAS
t
RAS(MIN.)
, t
RP
t
RP(MIN.)
, I
O
= 0
mA
-A80
220
-A10
205
-A12
180
Precharge standby current
I
CC2
P
CKE
V
IL(MAX.)
, t
CK
=
15
ns
4
mA
in power down mode
I
CC2
PS CKE
V
IL(MAX.)
, t
CK
=
3
Precharge standby current
I
CC2
N
CKE
V
IH(MIN.)
, t
CK
=
15
ns, /CS
V
IH(MIN.)
,
36
mA
in non power down mode
Input signals are changed one time during 30
ns.
I
CC2
NS CKE
V
IH(MIN.)
, t
CK
=
22
Input signals are stable.
Active standby current in
I
CC3
P
CKE
V
IL(MAX.)
, t
CK
=
15
ns
5
mA
power down mode
I
CC3
PS CKE
V
IL(MAX.)
, t
CK
=
4
Active standby current in
I
CC3
N
CKE
V
IH(MIN.)
, t
CK
=
15
ns, /CS
V
IH(MIN.)
,
50
mA
non power down mode
Input signals are changed one time during 30
ns.
I
CC3
NS CKE
V
IH(MIN.)
, t
CK
=
25
Input signals are stable.
Operating current
I
CC4
t
CK
t
CK(MIN.),
/CAS latency = 2
-A80
220
mA
2
(Burst mode)
I
O
= 0
mA
-A10
200
-A12
170
/CAS latency = 3
-A70R
345
-A80
300
-A10
250
-A12
210
Refresh current
I
CC5
t
RC
t
RC(MIN.)
-A70R
190
mA
3
-A80
180
-A10
170
-A12
150
Self refresh current
I
CC6
CKE
0.2
V
2
mA
Operating current
I
CC7
t
CK
t
CK(MIN.)
, I
O
= 0
mA,
-A70R
290
mA
(Block Write Mode)
t
BWC
t
BWC(MIN.)
-A80
250
-A10
210
-A12
180
Input leakage current
I
I(L)
V
I
=
0 to 3.6
V,
all other pins not under test =
0 V
–5.0
+5.0
μ
A
Output leakage current
I
O(L)
D
OUT
is disabled, V
O
=
0 to 3.6
V
–5.0
+5.0
μ
A
High level output voltage
V
OH
I
O
=
2.0
mA
2.4
V
Low level output voltage
Notes 1.
I
CC1
depends on output loading and cycle rates. Specified values are obtained with the output open. In
addition to this, I
CC1
is measured on condition that addresses are changed only one time during t
CK(MIN.)
.
2
. I
CC4
depends on output loading and cycle rates. Specified values are obtained with the output open. In
addition to this, I
CC4
is measured on condition that addresses are changed only one time during t
CK(MIN.)
.
3.
I
CC5
is measured on condition that addresses are changed only one time during t
CK(MIN.)
.
V
OL
I
O
=
+
2.0
mA
0.4
V
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