CS8952 datasheet(5/82 Pages) CIRRUS

5 / 82 page

CS8952

CrystalLAN™ 100BASE-X and 10BASE-T Transceiver

DC CHARACTERISTICS (Over recommended operating conditions)

Parameter

Symbol

Min

Typ

Max

Unit

External Oscillator

XTAL_I Input Low Voltage

VIXH

-0.3

0.5

XTAL_I Input High Voltage

VIXH

3.5

VDD+0.5

XTAL_I Input Low Current

IIXL

-40

µA

XTAL_I Input High Current

IIXH

µA

XTAL_I Input Capacitance

-35

XTAL_I Input Cycle Time

tIXC

39.996

40.004

XTAL_I Input Low Time

tIXL

XTAL_I Input High Time

tXH

Power Supply

Power Supply Current

100BASE-TX (Note 1)

100BASE-FX (Note 1)

10BASE-T (Note 1)

IDD

135

145

Hardware Power-Down

(Note 1)IDDHPDN

-900

µA

Software Power-Down

(Note 1)IDDSPDN

-20

Low Power Power-Up

(Note 1)IDDSLPUP

-900

µA

Digital I/O

Output Low Voltage

CLK25, MII_IRQ, SPD10, SPD100

IOL =4.0mA

LED[4:0]

IOL =10.0mA

VOL

0.4

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

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

Output High Voltage

CLK25, SPD10, SPD100

IOH =-4.0mA

VOH

2.4

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

CS8952 Datasheet(PDF) 5 Page - Cirrus Logic

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