CS98000 Cirrus Logic, Inc., CS98000 Datasheet - Page 7

• Manufacturer Part Number: CS98000
• Description: DVD Video Processor
• Manufacturer: Cirrus Logic, Inc.

1.2
(T
1.2.1
CS98000 can interface with a ATAPI-type slave loader gluelessly.
action and a write ATAPI transaction. PIO mode 4 is implemented to enable a sufficient data transfer rate
between ATAPI device and CS98000.
Note: ATAPI interface is a standard administered by the T13 committee that is responsible for all interface standards
A
Symbol
= 25°C; VDD_PLL=VDD_CORE=2.5V±10%, VDD_IO=3.3V±10%)
1.
t
t
t
t
ardsu
arddh
t
t
t
arww
t
awsu
t
t
t
acyc
aipw
aavr
arec
arsu
t
awh
ardr
Values are guaranteed by design only.
relating to the AT Attachment (ATA) storage interface. T13 is a technical committee for the National
Committee on Information Technology Standards (NCITS).See http://www.t13.org/.
arls
DC CHARACTERISTICS
ATAPI Interface
H_D[15:0](WRITE)
H_D[15:0](READ)
H_RDY(deasserted
H_RDY(asserted
H_RD-/H_WR-
Cycle Time
Address Valid to HMRD-/HMWR- Setup
H_RD-/H_WR- Pulse Width
H_RD-/H_WR- Recovery Time
H_WR- Data Setup
H_WR- Data Hold
H_RD- Data Setup
H_RD- Data hold
Read Data Valid to H_RDY Active
H_RDY Setup Time
H_RDY Pulse Width
H_RDY Assertion to Release
H_A[4:0]
before
before
t
t
arsu)
arsu)
Table 1. ATAPI Interface Symbols / Characterization Data
1
Figure 1. ATAPI Transactions - Read and Write
Description
t
aavr
t
arsu
t
arar
Min
70
20
70
25
20
10
20
35
t
5
0
arww
t
aipw
Figure 1
t
acyc
Typ
illustrates a read ATAPI trans-
t
awsu
t
ardr
t
ardsu
Din
1250
Max
Dout
5
t
arls
t
arddh
t
arec
t
Unit
awh
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CS98000
7