參數(shù)資料
型號(hào): HYE25L256160AC-8
廠商: INFINEON TECHNOLOGIES AG
英文描述: 256-Mbit Mobile-RAM
中文描述: 256兆移動(dòng)RAM
文件頁(yè)數(shù): 21/55頁(yè)
文件大?。?/td> 1053K
代理商: HYE25L256160AC-8
3
3
8
8
9.5
0.5
Data Sheet
21
V1.1, 2003-04-16
HYE25L256160AC
256-Mbit Mobile-RAM
Electrical Characteristics
4.2
Timing Characteristics
Table 9
Parameter
Input and Output Capacitances
Symbol
Values
typ.
Unit
Note/
Test Condition
min.
4.0
max.
3.5
3.8
5.0
Input Capacitance: CLK
Input Capacitance: All other input-only pins
Input/Output Capacitance: DQ
C
I1
C
I2
C
IO
pF
pF
pF
1)
1) These values are guaranteed by design and are tested on a sample base only.
V
DDQ
=
V
DD
= 2.5 V
±
0.2 V,
f
= 1 MHz,
T
CASE
= 25
°
C,
V
OUT(DC)
=
V
DDQ
/2,
V
OUT
(Peak to Peak) 0.2 V. Unused pins are tied to ground.
1)
1)
Table 10
Parameter
AC Timing Characteristics
1)2)
Symbol
–8
max.
–7.5
max.
Unit Note/ Test Condition
min.
min.
Clock
DQ output access time from CLK
t
AC3
7.5
6
6
7.5
6
125
125
105
1.5
2.5
2.5
7.5
8
9.5
0.3
7.5
6
5.4
7.5
6
133
125
105
1.2
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
V
DDQ
2.3 V
3)
MHz
V
DDQ
< 2.3 V
3)
MHz
ns
V
DDQ
< 2.3 V
3)4)5)8)
V
DDQ
2.3 V
3)4)5)8)
V
DDQ
3.0 V
3)4)5)8)
V
DDQ
< 2.3 V
3)4)5)8)
V
DDQ
2.3 V
3)4)5)8)
V
DDQ
2.3 V
3)
V
DDQ
< 2.3 V
3)
3)
t
AC2
CK high-level width
CK low-level width
Clock cycle time
t
CH
t
CL
t
CK3
t
CK2
f
CK3
Clock frequency
f
CK2
t
T
3)
Transition time
Setup and Hold Times
Input setup time
Input hold time
CKE setup time
CKE hold time
Mode register setup time
Power down moder entry time
Common Parameters
Active to Read or Write delay
Precharge command period
Active to Precharge command
Active bank A to Active bank A period
Active bank A to Active bank B delay
t
IS
t
IH
t
CKS
t
CKH
t
RSC
t
SB
2
1
2
1
2
0
8
1.5
0.8
1.5
0.8
2
0
7.5
ns
ns
ns
ns
t
CK
ns
6)
6)
6)
6)
t
RCD
t
RP
t
RAS
t
RC
t
RRD
19
19
48
70
16
100000 45
19
19
100000 ns
ns
ns
7)
7)
7)
67
15
ns
ns
7)
7)
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