參數(shù)資料
型號(hào): RF5C396
廠商: RICOH COMPANY LTD
元件分類: 總線控制器
英文描述: TRI N PLUG F PLAS 12-19
中文描述: PCMCIA BUS CONTROLLER, PQFP208
封裝: PLASTIC, QFP-208
文件頁數(shù): 87/93頁
文件大?。?/td> 449K
代理商: RF5C396
RF5C296/RF5C396L/RB5C396/RF5C396
83
V
CC
=5V±10%(3.3V±0.3V)*
2
, Ta=0 to 70C, CL=100pF
Symbol
Item
Limits
MIN.
MAX.
Unit
IOCHRDY inactive from WAIT# active
IOCHRDY active from WAIT# inactive
CIORD# active from IOR#
IOR# inactive to rising edge of CIORD#, TC (OE#)
SD <15 : 0> valid to CD <15 : 0> valid
SD <15 : 0> hold from IOR#, MEMR#
DACK# (IRQ9) active to DMA cycle begin
system TC (IRQ11 or IRQ15) to card TC (WE#)
rising edge of DACK# (IRQ9) to CE#, REG#
0
0
10
20(30)*
1
20(30)*
1
25
24
50
40 (50)
40 (50)
40 (50)
IRQ9
(DACK#)
SD(15,0)
IOR#
IOCHRDY
CIOWR#,WE#
(high)
REG#
(DACK# to card)
CE1#,CE2#
T94
T71
T38
T42
T96
T72
T41
T33
T95
CD(15,0)
CIORD#
WAIT#
IRQ11 or IRQ15
(TC from system)
OE#
(TC to card)
DATA VALID
DATA VALID
T41
T42
T33
T38
T71
T72
T94
T95
T96
ns
ns
ns
ns
ns
ns
ns
ns
ns
*
1) This Timing assumes a load capacitance of 50pF.
*
2) In the above table, the parenthesized specifications apply when V
CC
=3.3±0.3V. Accordingly, the non-parenthesized specifications alone apply whether
V
CC
=5V±10% or 3.3±0.3V.
7. DMA Write Cycle Timing
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