參數(shù)資料
| 型號： | KS8721SLI |
| 廠商： | Micrel Inc |
| 文件頁數(shù)： | 31/33頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX PHY 10/100 3.3V 48SSOP |
| 標準包裝： | 30 |
| 類型： | 收發(fā)器 |
| 驅動器/接收器數(shù)： | 1/1 |
| 規(guī)程： | IEEE 802 |
| 電源電壓： | 2.375 V ~ 2.625 V |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 48-BSSOP（0.295"，7.50mm 寬） |
| 供應商設備封裝： | 48-SSOP |
| 包裝： | 管件 |
| 配用： | 576-1010-ND - BOARD EVAL EXPERIMENT KS8721SL |
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May 2004
7
M9999-051704
KS8721BL/SL
Micrel
Pin Number
Pin Name
Type(1)
Pin Function
19
TXD2
Ipd
MII Transmit Data Input.
20
TXD3
Ipd
MII Transmit Data Input.
21
COL/RMII
Ipd/O
MII Collision Detect Output.
During reset, the pull-up/pull-down value is latched as RMII select. See “Strapping
Options” section for details.
22
CRS/
Ipd/O
MII Carrier Sense Output.
RMII_BTB
During reset, the pull-up/pull-down value is latched as RMII back-to-back mode
when RMII mode is selected. See “Strapping Options” section for details.
23
GND
Ground.
24
VDDIO
P
Digital IO 2.5/3.3V tolerant power supply. 3.3V power input of voltage regulator.
See “Circuit Design Ref. for Power Supply” section for details.
25
INT#/
Ipu/O
Management Interface (MII) Interrupt Out. Interrupt level set by
PHYAD0
Register 1f, bit 9.
During reset, latched as PHYAD[0]. See “Strapping Options” section for details.
26
LED0/TEST
Ipu/O
Link/Activity LED Output. The external pull-down enable test mode and only used
for the factory test. Active low.
Link/Act
Pin State
LED Definition
PHYAD0
No Link
H
“Off”
Link
L
“On”
Act
—“Toggle”
27
LED1/
Ipu/O
Speed LED Output. Latched as SPEED (Register 0, bit 13) during power-up/
SPD100/
reset. See “Strapping Options” section for details. Active low.
nFEF
Speed
Pin State
LED Definition
10BT
H
“Off”
100BT
L
“On”
28
LED2/
Ipu/O
Full-duplex LED Output. Latched as DUPLEX (register 0h, bit 8) during power-up/
reset. See “Strapping DUPLEX Options” section for details. Active low.
Duplex
Pin State
LED Definition
Half
H
“Off”
Full
L
“On”
29
LED3/
Ipu/O
Collision LED Output. Latched as ANEG_EN (register 0h, bit 12) during power-up/
NWAYEN
reset. See “Strapping Options” section for details.
Collison
Pin State
LED Definition
No Collision
H
“Off”
Collision
L
“On”
30
PD#
Ipu
Power Down. 1 = Normal operation, 0 = Power-down. Active low.
Notes:
1. P = Power supply.
GND = Ground.
I = Input.
I/O = Bidirectional.
Ipd = Input w/ internal pull-down.
Ipd/O = Input w/ internal pull-down during reset, output pin otherwise.
Ipu = Input w/ internal pull-up.
Ipu/O = Input w/ internal pull-up during reset, output pin otherwise.
O = Output.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| KS8737 | 制造商:Micrel Inc 功能描述:IC, PHY TRANSCEIVER, 100MBPS, TQFP-64, Data Rate:100Mbps, Ethernet Type:10BASE-T |
| KS8737-EVAL | 功能描述:BOARD EVAL EXPERIMENT FOR KS8737 RoHS:否 類別:編程器，開發(fā)系統(tǒng) >> 評估演示板和套件 系列:- 產品培訓模塊:Obsolescence Mitigation Program 標準包裝:1 系列:- 主要目的:電源管理，電池充電器 嵌入式:否 已用 IC / 零件:MAX8903A 主要屬性:1 芯鋰離子電池 次要屬性:狀態(tài) LED 已供物品:板 |
| KS8761 | 制造商:KENDIN 功能描述: |
| KS8803 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:10/15 CH PLL |
| KS8803B | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:10/15 CH PLL |
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