參數(shù)資料
型號: SP37E760-MC
廠商: STANDARD MICROSYSTEMS CORP
元件分類: 外設(shè)及接口
英文描述: 3.3 V I/O CONTROLLER FOR EMBEDDED APPLICATIONS
中文描述: MULTIFUNCTION PERIPHERAL, PQFP100
封裝: QFP-100
文件頁數(shù): 74/78頁
文件大?。?/td> 510K
代理商: SP37E760-MC
SMSC DS – SP37E760
Page 74
Rev. 04/13/2001
Parameter
min
max
units
t1
t2
t3
t4
t5
t6
t7
t8
nAUTOFD Valid to nSTROBE Asserted
PDATA Valid to nSTROBE Asserted
BUSY Deasserted to nAUTOFD
Changed
nBUSY Deasserted to PDATA Changed
nSTROBE Asserted to BUSY Asserted
nSTROBE Deasserted to Busy
Deasserted
nBUSY Deasserted to nSTROBE
Asserted
nBUSY Asserted to nSTROBE
Deasserted
0
0
80
80
0
0
80
80
ns
ns
ns
ns
ns
ns
ns
ns
60
60
180
180
200
180
Notes
1,2
1,2
1,2
2
NOTES:
1. Maximum value only applies if there is data in the FIFO waiting to be written out.
2. BUSY is not considered asserted or deasserted until it is stable for a minimum of 75 to
130 ns.
FIGURE 15 - ECP PARALLEL PORT FORWARD TIMING
t3
t4
t1
t2
t7
t8
t6
t5
t6
nAUTOFD
PDATA<7:0>
nSTROBE
BUSY
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