參數(shù)資料
型號: ISP1181ADGG
廠商: NXP SEMICONDUCTORS
元件分類: 總線控制器
英文描述: Full-speed Universal Serial Bus peripheral controller
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PDSO48
封裝: 6.10 MM, PLASTIC, MO-153, SOT-362-1, TSSOP-48
文件頁數(shù): 51/70頁
文件大?。?/td> 341K
代理商: ISP1181ADGG
Philips Semiconductors
ISP1181A
Full-speed USB peripheral controller
Product data
Rev. 05 — 08 December 2004
51 of 70
9397 750 13959
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
20.1 Parallel I/O timing
[1]
Commands Acknowledge Setup, Clear Buffer, Validate Buffer and Write Endpoint Configuration require 180 ns to complete.
Table 57:
Symbol
Dynamic characteristics: parallel interface timing
Parameter
Conditions
8-bit bus
Min
16-bit bus
Min
Unit
Max
Max
Read timing (see
Figure 18
)
t
RHAX
address hold time after RD
HIGH
AVRL
address setup time before RD
LOW
t
SHDZ
data outputs high-impedance
time after CS HIGH
t
RHSH
chip deselect time after RD
HIGH
t
RLRH
RD pulse width
t
RLDV
data valid time after RD LOW
t
SHRL
CS HIGH until next ISP1181A
RD
t
SHRL
+t
RLRH
read cycle time
Write timing (see
Figure 19
)
t
WHAX
address hold time after WR
HIGH
t
AVWL
address setup time before WR
LOW
t
SHWL
CS HIGH until next ISP1181A
WR
t
SHWL
+t
WLWH
write cycle time
t
WLWH
WR pulse width
t
WHSH
chip deselect time after WR
HIGH
t
DVWH
data setup time before WR
HIGH
t
WHDZ
data hold time after WR HIGH
ALE timing (see
Figure 20
)
t
LH
ALE pulse width
t
AVLL
address setup time before ALE
LOW
t
LLAX
address hold time after ALE
LOW
0
-
0
-
ns
0
-
0
-
ns
-
3
-
3
ns
0
-
0
-
ns
25
-
60
-
22
-
25
-
120
-
22
-
ns
ns
ns
90
-
180
-
ns
1
-
1
-
ns
0
-
0
-
ns
60
-
120
-
ns
90/180
[1]
22
0
-
-
-
180
22
0
-
-
-
ns
ns
ns
5
-
5
-
ns
3
-
3
-
ns
20
10
-
-
20
10
-
-
ns
ns
reading
writing
0
0
10
-
0
0
10
-
ns
ns
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