Cirrus Logic CS61584A - Manual (Page 3)

CS61584A
TB261PP1 3
PLCC pin TQFP pin CS61584 CS61584A
Hardware Mode
7 63 RLOOP RLOOP1
6 62 LLOOP1 RLOOP2
5 61 LLOOP2 LLOOP
Host Mode - Parallel Port
44 33 IPOL IPOL/DTACK
Host Mode - Serial Port
24 15 N/C ZTX1
45 34 N/C ZTX2
Table 1. Pinout Differences Between CS61584, CS61584A
Parameter Symbol CS61584 (ns) CS61584A (ns)
CS Setup Time t
cs
20 50
CS setup for RAM/ROM t
csr
- 130
CS Hold Time t
ch
0 20
Write Data Hold Time t
dhw
0 5
Delay Time AS or ALE to WR, RD t
ased
20 40
DTACK Delay Time t
dkd
- 5
DTACK Hold Time t
dkh
- 5
AS/ALE Min Low for RAM/ROM t
aamir
- 50
Table 2. Timing Differences Between CS61584, CS61584A