SL811ST CYPRESS [Cypress Semiconductor], SL811ST Datasheet - Page 25

• Manufacturer Part Number: SL811ST
• Description: SL811S/T USB Dual Speed Slave Controller
• Manufacturer: CYPRESS [Cypress Semiconductor]

7.5.4
Note:
Document #: 38-08009 Rev. **
12. Data is held until nDACK goes high regardless of state of nREAD.
tdack
tddrdlo
tdckdr
tdrdp
tdhld
tddaccs
tdrdack
tdakrq
trdcycle
Parameter
[12]
n D R Q
D 0-D 7
n R D
n D A C K
SL811S DMA Read Cycle
nDACK low
nDACK to nRD low delay
nDACK low to nDRQ high delay
nRD pulse width
Date hold after nDACK high
Data access from nDACK low
nRD high to nDACK high
nDRQ low after nDACK high
DMA Read Cycle Time
tdaccs
Description
S L811 D M A R EA D C Y C L E T IM IN G
tdckdr
tddrdlo
100 ns
150 ns
90 ns
85 ns
Min.
0 ns
5 ns
5 ns
0 ns
5 ns
tdrdp
tdack
D AT A
Typ.
tdakrq
tdhld
SL811S/T
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