參數(shù)資料
型號： ISD-200
廠商： Electronic Theatre Controls, Inc.
英文描述： USB Mass Storage Class Bulk-Only Specification Compliant
中文描述： USB大容量存儲器類僅成批規(guī)范的
文件頁數(shù)： 4/64頁
文件大?。?/td> 395K
代理商： ISD-200
ISD-200 ASIC Datasheet
ATA C
OMMAND
B
LOCK
........................................................................................................................... 31
Field Descriptions................................................................................................................................. 31
ATA C
OMMAND
F
LOW
............................................................................................................................. 33
V
ENDOR
-S
PECIFIC
ATA C
OMMANDS
........................................................................................................ 35
POWER MANAGEMENT........................................................................................................................ 38
BUS_POWER Pin................................................................................................................................ 38
NPWR500, and NPWR100 Pins .......................................................................................................... 38
Selectable Device Power Configurations ............................................................................................. 39
OPERATIONAL MODES......................................................................................................................... 42
NEJECT & NCART_DET P
INS
............................................................................................................... 42
I_MODE P
IN
............................................................................................................................................ 42
ATA_EN P
IN
............................................................................................................................................ 42
T
EST
M
ODE
P
INS
....................................................................................................................................... 42
Test Pin Pull-downs.............................................................................................................................. 43
Normal Mode With CLKN Enabled..................................................................................................... 43
Disable Disk Mode............................................................................................................................... 43
NandTree Test Mode............................................................................................................................ 43
Limbo Mode......................................................................................................................................... 43
EXTERNAL CIRCUITRY........................................................................................................................ 44
E
XTERNAL
C
OMPONENTS
C
ONNECTION
.................................................................................................... 44
IORDY H
OOKUP
...................................................................................................................................... 44
PDIAG
AND
PDASP H
OOKUP
.................................................................................................................. 45
ABSOLUTE MAXIMUM RATINGS....................................................................................................... 45
In-System Design Confidential
ii
ELECTRICAL CHARACTERISTICS.................................................................................................... 45
V
OLTAGE
P
ARAMETER
.............................................................................................................................. 45
C
URRENT
P
ARAMETER
.............................................................................................................................. 46
TIMING CHARACTERISTICS............................................................................................................... 46
I
2
C M
EMORY
D
EVICE
I
NTERFACE
T
IMING
................................................................................................ 46
USB T
RANSCEIVER
T
IMING
C
HARACTERISTICS
........................................................................................ 47
ATA/ATAPI P
ORT
T
IMING
C
HARACTERISTICS
........................................................................................ 47
C
LOCK
....................................................................................................................................................... 47
R
ESET
........................................................................................................................................................ 47
PHYSICAL DIAGRAMS.......................................................................................................................... 48
DEVICE ERRATA FOR FIRST SILICON ISD-200 “0002”................................................................. 49
1. CLKN
OUTPUT MAY INITIALIZE WITH UNKNOWN FREQUENCY WITH
ASIC
IN RESET
............................ 49
2. ATA_EN
INTERNAL PULL
-
UP RESISTOR IS DISABLED DURING
USB
SUSPEND OPERATION
.................... 49
3. EEPROM
WRITE OPERATION FAILS ON LAST BYTE OF LAST PAGE WITH SOME
EEPROM
DEVICES
....... 49
4. SCL
OUTPUT DOES NOT
3-
STATE TO HI
-Z
WHEN
‘1’,
LIMITING
SCL V
HI VOLTAGE TO
3.3V................. 49
5. C
URRENT DRAW OF
5-6
M
A
WHEN
ATA_EN = 0 ................................................................................. 50
6. USB B
US POWERED SYSTEM SUPPORT NOT POSSIBLE WITH
ISD-200
FIRST SILICON
............................. 50
7. USB I
NTERRUPT PIPE SUPPORT REQUIRED FOR
M
AC
OS
DRIVERS
/
APPLICATIONS
............................... 50
8. S
UPPORT NOT PROVIDED FOR
16
BYTE
ATAPI
COMMAND BLOCK TRANSFERS
...................................... 50
9. CLKN
DOES NOT GET THE CORRECT FREQUENCY IN ALL CASES
........................................................... 50
10. F
AILURE TO OVERRIDE DESCRIPTORS FOR SLAVE DEVICE WHEN
BSY=0
AND
DRQ=1. ...................... 50
11. P
OSSIBLE HANG IN
ATACB
FUNCTIONALITY
...................................................................................... 51
DEVICE ERRATA FOR SECOND SILICON ISD-200
“
0003
”
............................................................ 52
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參數(shù)描述
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