
CS8952
CrystalLAN 100BASE-X and 10BASE-T Transceiver
4
DS206F1
DC CHARACTERISTICS (Over recommended operating conditions)
Parameter
Symbol
Min
Typ
Max
Unit
External Oscillator
XTAL_I Input Low Voltage
VIXH
-0.3
-
0.5
V
XTAL_I Input High Voltage
VIXH
3.5
-
VDD+0.5
V
XTAL_I Input Low Current
IIXL
-40
-
A
XTAL_I Input High Current
IIXH
--
40
A
XTAL_I Input Capacitance
CL
-35
pF
XTAL_I Input Cycle Time
tIXC
39.996
-
40.004
ns
XTAL_I Input Low Time
tIXL
18
-
22
ns
XTAL_I Input High Time
tXH
18
-
22
ns
Power Supply
Power Supply Current
IDD
-
135
90
80
145
-
mA
Hardware Power-Down
-900-
A
Software Power-Down
-20-
mA
Low Power Power-Up
-900-
A
Digital I/O
Output Low Voltage
CLK25, MII_IRQ, SPD10, SPD100
IOL = 4.0mA
LED[4:0]
IOL = 10.0mA
VOL
-
0.4
V
Output Low Voltage (MII_DRV = 1)
COL, CRS, MDIO, RXD[3:0],
RX_CLK, RX_DV, RX_ER,
TX_CLK
IOL = 4.0mA
VDD_MII = 5V; IOL = 43.0mA
VDD_MII = 3.3V, IOL = 26.0mA
VOL
-
0.4
3.05
2.1
V
Output Low Voltage (MII_DRV = 0)
COL, CRS, MDIO, RXD[3:0],
RX_CLK, RX_DV, RX_ER,
TX_CLK
IOL = 4.0mA
VOL
--
0.4
V
Output High Voltage
CLK25, SPD10, SPD100
IOH = -4.0mA
VOH
2.4
-
V
Output High Voltage (MII_DRV = 1)
COL, CRS, MDIO, RXD[3:0],
RX_CLK, RX_DV, RX_ER,
TX_CLK
IOH= -4.0mA
VDD_MII = 5V; IOH = -20.0mA
VDD_MII = 3.3V, IOH = -20.0mA
VOH
2.4
1.1
-
V