DP83916 datasheet(92/96 Pages) NSC

tên linh kiện	DP83916

Giải thích chi tiết về linh kiện	SONICTM-16 Systems-Oriented Network Interface Controller

PDF	96 Pages

Scroll/Zoom	100%

nhà sản xuất	NSC [National Semiconductor (TI)]

Trang chủ	http://www.national.com

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92 / 96 page

70 AC and DC Specifications (Continued)

ENDEC-MAC SERIAL TIMING FOR RECEPTION (EXTERNAL ENDEC MODE)

TLF11722 – 80

Number

Parameter

Min

Max

Units

T118

Receive Clock High Time

T119

Receive Clock Low Time

T120

Receive Clock Cycle Time

110

T121

RXD Setup to RXC

T122

RXD Hold from RXC

T124

Maximum Allowed Dribble Bits

Bits

T125

Receive Recovery Time (Note 2)

T126

RXC to Carrier Sense Low (Note 1)

rcyc

Note 1

tcyc e transmit clocks rcyc e receive clocks bcyc e T3

Note 2

This parameter refers to longest time (not including wait-states) the SONIC-16 requires to perform its end of receive processing and be ready for the next

start of frame delimiter This time is 4 tcyc a 36 bcyc This is guaranteed by design and is not tested

ENDEC-MAC SERIAL TIMING FOR TRANSMIT (NO COLLISION)

TLF11722 – 81

Number

Parameter

Min

Max

Units

T127

Transmit Clock High Time

T128

Transmit Clock Low Time

T129

Transmit Clock Cycle Time

110

T130

TXC to TXE High

T131

TXC to TXD Valid

T132

TXD Hold Time from TXC

T133

TXC to TXE Low

T134

TXE Low to Start of CD Heartbeat (Note 1)

tcyc

T135

Collision Detect Width (Note 1)

tcyc

Note 1

tcyc e transmit clock

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