參數(shù)資料
型號(hào): FW82439TX
英文描述: Controller Miscellaneous - Datasheet Reference
中文描述: 控制器雜項(xiàng)-數(shù)據(jù)表參考
文件頁(yè)數(shù): 82/102頁(yè)
文件大?。?/td> 759K
代理商: FW82439TX
Extended Temperature 82439TX (MTXC) Datasheet
82
PRELIMINARY
Table 7. EDO/FPM DRAM INTERFACE TIMING; 66 MHz (MTXC)
Functional Operating Range (VCC = 3.13 V to 3.6V; VCC(CPU) = 2.37 V to 2.62 V / 3.13V to 3.6V;
VREF = 5V
±
5%; TCASE = -40oC to +115oC)
Symbol
Parameter
66 MHz
Fig.
Notes
Min
Max
t40
RAS[5:0]# Valid Delay from HCLK Rising
1.5
7.0
14
0 pF
t41
CAS[7:0]# Valid Delay from HCLKIN Rising
1.5
6.0
14
0 pF
t42
MWE#, MWEB# Valid Delay From HCLKIN
Rising
1.5
19.0
14
0 pF
t43
MA[13:0] Flow Through Delay from HA (read
col addr)
2.0
8.0
0 pF
t44
MA[13:0] Valid Delay from HCLK Rising (read
row addr)
2.0
9.0
0 pF
t45
MA[11:0] Valid Delay from HCLK Rising (read
col addrs burst cycles)
2.0
6.5
0 pF (Also applies when
CKE pins are used as
copies of MA[1:0])
t46
MA[1:0] Valid Delay from HCLK Rising (Write
Row and Col Addr)
2.0
10.0
0 pF
t48
MD[63:0] set up to HCLK Rising
1.10
t49
MD[63:0] hold time from HCLK Rising
4.0
t50
MD[63:0] Valid delay from HCLK Rising
2.0
8.0
0 pF
SDRAM Interface Timing
t51
SRAS[B:A]# Valid Delay from HCLKIN Rising
(two clock path)
5.0
19.0
0 pF
t52
SCAS[B:A]# Valid Delay from HCLKIN Rising
(two clock path)
5.0
19.0
0 pF
t56
MWE#,MWEB# Valid delay from HCLKIN
Rising (Two Clock Path)
5.0
19.0
14
0 pF
t57
CKE, CKEB Valid Delay from HCLKIN Rising
1.5
6.0
0 pF
t58
CS[5:0]# Valid Delay from HCLKIN Rising
1.5
7.0
3
0 pF
t59
DQM[7:0] Valid Delay from HCLKIN Rising
1.5
6.0
3
0 pF
t60
MA[11:0] Valid Delay from HCLKIN Rising
2.0
16.0
3
0 pF
t61
MD[63:0] set up to HCLK Rising
3.5
0 pF
t62
MD[63:0] hold time from HCLK Rising
1.0
0 pF
t62a
MD[63:0] Valid Delay from HCLK Rising
2.0
8.0
0 pF
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