參數(shù)資料
型號(hào): V436632S24VXTG-75PC
廠商: Mosel Vitelic, Corp.
英文描述: 3.3 VOLT 32M x 64 HIGH PERFORMANCE PC133 UNBUFFERED SDRAM MODULE
中文描述: 3.3伏32M的× 64高性能PC133的無(wú)緩沖內(nèi)存模塊
文件頁(yè)數(shù): 11/12頁(yè)
文件大小: 308K
代理商: V436632S24VXTG-75PC
8
V436632S24V Rev. 1.0 January 2002
MOSEL VITELIC
V436632S24V
AC Characteristics 3,4
TA =0° to 70°C; VSS =0V; VCC =3.3V ± 0.3V, tT =1ns
#
Symbol Parameter
Limit Values
Unit
Note
-75PC
-75
-10PC
MIN
MAX
MIN
MAX
MIN
MAX
Clock and Clock Enable
1tCK
Clock Cycle Time
CAS Latency = 3
CAS Latency = 2
7.5
10
ns
2fCK
System frequency
CAS Latency = 3
CAS Latency = 2
133
133
100
100
MHz
3tAC
Clock Access Time
CAS Latency = 3
CAS Latency = 2
5.4
6
5.4
6
6
ns
4,5
4tCH
Clock High Pulse Width
2.5
2.5
3
ns
6
5tCL
Clock Low Pulse Width
2.5
2.5
3
ns
6
6tCS
Input Setup time
1.5
1.5
2
ns
7
7tCH
Input Hold Time
0.8–0.8
1
ns
7
8tCKSP
CKE Setup Time (Power down mode)
2–2–
2–
ns
8
9tCKSR
CKE Setup Time (Self Refresh Exit)
8–8–
8–
ns
9
10
tT
Transition time (rise and fall)
1–1–
1–
ns
Common Parameters
11
tRCD
RAS to CAS delay
15–20–20–
ns
12
tRC
Cycle Time
70
120k
70
120k
70
120k
ns
13
tRAS
Active Command Period
42–45–45–
ns
14
tRP
Precharge Time
15–20–20–
ns
15
tRRD
Bank to Bank Delay Time
14
15
20
ns
16
tCCD
CAS to CAS delay time (same bank)
1–1–
1–
CLK
Refresh Cycle
17
tSREX
Self Refresh Exit Time
10
10
10
–ns
9
18
tREF
Refresh Period (8192 cycles)
64–64–64–
ms
8
Read Cycle
19
tOH
Data Out Hold Time
3–3–
3–
ns
4
20
tLZ
Data Out to Low Impedance Time
0–0–
0–
ns
21
tHZ
Data Out to High Impedance Time
3
7.5
3
7.5
3
8
ns
10
22
tDQZ
DQM Data Out Disable Latency
2–2–
2–
CLK
Write Cycle
23
tDPL
Data input to Precharge (write recovery)
2–2–
1–
CLK
24
tDAL
Data In to Active/refresh
5–5–
5–
CLK
11
25
tDQW
DQM Write Mask Latency
0–0–
0–
CLK
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