CRD8900A-1 Cirrus Logic Inc, CRD8900A-1 Datasheet - Page 125

• Manufacturer Part Number: CRD8900A-1
• Description: KIT EVAL FOR CS8900A
• Manufacturer: Cirrus Logic Inc
• Series: CrystalLAN™r

Specifications of CRD8900A-1

• Main Purpose: Interface, Ethernet
• Utilized Ic / Part: CS8900A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -
• Other names: 598-1163

DS271F5
8.4 SWITCHING CHARACTERISTICS
CS8900A
Crystal LAN™ Ethernet Controller
16-Bit I/O Read, IOCHRDY Not Used
Address, AEN, SBHE active to IOCS16 low
Address, AEN, SBHE active to IOR active
IOR low to SD valid
Address, AEN, SBHE hold after IOR inactive
IOR inactive to active
IOR inactive to SD 3-state
16-Bit I/O Read, With IOCHRDY
IOR active to IORCHRDY inactive
IOCHRDY low pulse width
IOCHRDY active to SD valid
SA [15:0],
AEN, SBHE
IOCS16
IOR
SD [15:0]
SA [15:0],
AEN, SBHE
IOCHRDY
IOCS16
IOR
SD [15:0]
Parameter
Figure 49. 16-Bit I/O Read, IOCHRDY not used
CIRRUS LOGIC PRODUCT DATASHEET
Figure 50. 16-Bit I/O Read, with IOCHRDY
t
IOR2
t
IOR1
Valid Address
Valid Address
t
IOR7
t
IOR8
t
IOR3
(T
A
= 25 °C; V
t
IOR9
Valid Data
Valid Data
Symbol
t
t
t
t
t
t
t
t
t
t
t
IOR6
IOR4
IOR1
IOR2
IOR3
IOR4
IOR5
IOR6
IOR7
IOR8
IOR9
DD
= 5.0 V or VDD = 3.3V)
t
IOR5
Min
125
10
35
0
-
-
-
-
-
IN or OUT of chip
DIRECTION:
IN or OUT of chip
IN
OUT
IN
OUT
OUT
Typ
30
30
DIRECTION:
-
-
-
-
-
-
-
IN
OUT
IN
OUT
Max
135
175
35
0
-
-
-
-
-
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
125