參數(shù)資料
型號: KSZ9021GQI
廠商: Micrel Inc
文件頁數(shù): 24/59頁
文件大?。?/td> 0K
描述: TXRX GIG ETH GMII/MII 128-PQFP
標(biāo)準(zhǔn)包裝: 66
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 8/8
規(guī)程: 千兆位以太網(wǎng)
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 128-BFQFP
供應(yīng)商設(shè)備封裝: 128-PQFP(14x20)
包裝: 托盤
其它名稱: 576-3790
Micrel, Inc.
KSZ9021GQ
September 2010
30
M9999-091010-1.2
4-LED Configuration
In this LED mode, the link and activity are combined into one LED for each speed. The unused pins LED2 and LED1 are
internally pulled high.
LED pin
Pin State
LED
Definition
Description
H
OFF
10Base-T, Link off
L
ON
LED6
Toggle
Blinking
10Base-T, Activity
H
OFF
100Base-TX, Link off
L
ON
100Base-TX, Link on
LED5
Toggle
Blinking
100Base-TX, Activity
H
OFF
1000Base-T, Link off
L
ON
1000Base-T, Link on
LED4
Toggle
Blinking
1000Base-T, Activity
H
OFF
Half-duplex
L
ON
Full-duplex
LED3
Toggle
Blinking
Collision
Table 6. 4-LED Configuration – Pin Definition
5-LED Configuration
In this LED mode, the transmit and receive activities are combined into pin LED1. The unused pin LED2 is internally
pulled high.
LED pin
Pin State
LED
Definition
Description
H
OFF
10Base-T, Link off
LED6
L
ON
10Base-T, Link on
H
OFF
100Base-TX, Link off
LED5
L
ON
100Base-TX, Link on
H
OFF
1000Base-T, Link off
LED4
L
ON
1000Base-T, Link on
H
OFF
Half-duplex
L
ON
Full-duplex
LED3
Toggle
Blinking
Collision
H
OFF
No Activity
L
ON
LED1
Toggle
Blinking
Transmit or Receive Activity
Table 7. 5-LED Configuration – Pin Definition
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