Datasheet > DP83848I_08

DP83848I_08

更新时间： 2022-12-28 03:03:58

品牌	Logo	应用领域
美国国家半导体 - NSC		以太网局域网（LAN）标准
页数	文件大小	规格书
84页	2823K
描述
PHYTER® - Industrial Temperature Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver

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数据手册

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DP83848I_08 数据手册

8.2.28 Isolation Timing

Clear bit 10 of BMCR

(return to normal operation

from Isolate mode)

T2.28.1

T2.28.2

H/W or S/W Reset

(with PHYAD = 00000)

MODE

NORMAL

ISOLATE

Parameter

Description

Notes

Min

Typ Max Units

T2.28.1

From software clear of bit 10 in

the BMCR register to the transi-

tion from Isolate to Normal Mode

100

µs

T2.28.2

From Deassertion of S/W or H/W

Reset to transition from Isolate to

Normal mode

500

µs

8.2.29 25 MHz_OUT Timing

T2.29.2

T2.29.1

25 MHz_OUT

Parameter

Description

Notes

Min Typ Max Units

T2.29.1

25 MHz_OUT High/Low Time

MII mode

RMII mode

T2.29.2

25 MHz_OUT propagation delay

Relative to X1

Note: 25 MHz_OUT characteristics are dependent upon the X1 input characteristics.

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