CS8900A
Crystal LAN™ ISA Ethernet Controller
7.0 CHARACTERISTICS/SPECIFICATIONS
7.1 ABSOLUTE MAXIMUM RATINGS (AVSS, DVSS = 0 V, all voltages with respect to 0 V.)
Parameter
Symbol
Min
Max
Unit
Power Supply
Digital
Analog
DVDD
AVDD
-0.3
-0.3
6.0
6.0
V
V
Input Current
(Except Supply Pins)
-
±10.0
(AVDD+) + 0.3
(DVDD) + 0.3
+125
mA
V
Analog Input Voltage
Digital Input Voltage
Ambient Temperature
Storage Temperature
-0.3
-0.3
-55
-65
V
(Power Applied)
°C
°C
+150
WARNING:
Normal operation is not guaranteed at these extremes.
7.2 RECOMMENDED OPERATING CONDITIONS (AVSS, DVSS = 0 V, all voltages with
respect to 0 V.)
Parameter
Symbol
Min
Max
Unit
5.0V Power Supply CS8900A-CQ & -IQ
Digital
Analog
DVDD
AVDD
4.75
4.75
5.25
5.25
V
V
3.3V Power Supply CS8900A-CQ3 & -IQ3
Digital
Analog
DVDD
AVDD
3.135
3.135
3.465
3.465
V
V
Operating Ambient Temperature CS8900A-CQ & -CQ3
Operating Ambient Temperature CS8900A-IQ & -IQ3
TA
TA
0
+70
+85
°C
°C
-40
7.3 DC CHARACTERISTICS (TA = 25 °C; VDD = 5.0 V or VDD = 3.3V)
Parameter
Crystal (when using external clock - square wave)
XTAL1 Input Low Voltage
Symbol
Min
Max
Unit
VIXH
VIXH
IIXL
-0.5
3.5
-40
-
0.4
V
V
XTAL1 Input High Voltage
DVDD + 0.5
XTAL1 Input Low Current
-
µA
µA
XTAL1 Input High Current
IIXH
40
Power Supply
Power Supply Current while Active 5.0V
Power Supply Current while Active 3.3V
Hardware Standby Mode Current
Hardware Suspend Mode Current
Software Suspend Mode Current
IDD
IDD
-
-
-
-
-
55
45
mA
mA
mA
µA
(Note 1) IDDSTNDBY
(Note 1) IDDHWSUS
(Note 1) IDDSWSUS
1.0
100
1.0
mA
Notes: 1. With digital outputs connected to CMOS loads.
CIRRUS LOGIC PRODUCT DATA SHEET
DS271PP3
111