5238-DS03-405-R datasheet(66/76 Pages) BOARDCOM

Part #	5238-DS03-405-R

Description	10/100BASE-TX Octal Transceiver

PDF	76 Pages

Scroll/Zoom	100%

Manufacturer	BOARDCOM [Broadcom Corporation.]

Direct Link	http://www.broadcom.com

Logo

66 / 76 page

BCM5238

Advance Data Sheet

1/31/03

Broa d c om Co rp o r a t i o n

Page 58

Timing and AC Characteristics

Document

5238-DS03-405-R

Figure 6: Management Interface Timing

Figure 7: Management Interface Timing (with Preamble Suppression on)

MDC High/Low

nanoseconds

MDC Rise/Fall Time

nanoseconds

MDIO Input Setup Time to MDC rising

nanoseconds

MDIO Input Hold Time from MDC rising

nanoseconds

MDIO Output Delay from MDC rising

nanoseconds

Table 58: MII Management Data interface Timing (Cont.)

Parameter

Minimum

Typical

Maximum

Units

MDC

MDC_FALL

MDIO_HOLD

MDIO_SETUP

MDC_RISE

MDC_CYCLE

MDIO_SETUP

MDIO_HOLD

MDIO_DELAY

MDIO (Into BCM5238)

MDIO (From BCM5238)

MDC

SKIP

Hi-Z(External Pull-Up)

IDLE

MDIO

Start of MDC/MDIO Cycle

End of MDC/MDIO Cycle

Skip 2 MDC Clocks between MDC/MDIO cycles with Preamble suppressed

MII register 1, bit 6 set to 0

5238-DS03-405-R Datasheet(PDF) 66 Page - Broadcom Corporation.

5238-DS03-405-R Datasheet(HTML) 66 Page - Broadcom Corporation.

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76

Datasheet Download

Link URL