参数资料
型号: IP178C
厂商: Electronic Theatre Controls, Inc.
英文描述: 8 Port 10/100 Ethernet Integrated Switch
中文描述: 8端口10/100以太网集成开关
文件页数: 14/91页
文件大小: 1244K
代理商: IP178C
IP178C
Preliminary Data Sheet
1
Copyright
2004, IC Plus Corp.
14/91
October 27, 2005
IP178C-DS-R09
Pin description
Type
I
O
IPL
IPH
Description
Input pin
Output pin
Input pin with internal pull low
Input pin with internal pull high
Type
IPL1
IPH1
IPL2
IPH2
Description
Input pin with internal pull low 22.8k ohm
Input pin with internal pull high 22.8k ohm
Input pin with internal pull low 92.6k ohm
Input pin with internal pull high 113.8k ohm
Pin No.
Analog
52
Label
Type
Description
REG_OUT
O
Regulator output voltage
The internal regulator uses pin83/pin92 VCC_O as reference
voltage to control external transistor to generate a voltage
source between 1.80v ~ 2.05v..
If pin 53 EXTMII_EN is pulled high, then pin83/pin92 VCC_O
should be connected to 3.3v to generate 1.80v ~ 2.05v voltage
source.
If pin 53 EXTMII_EN is pulled low, then pin83/pin92 VCC_O
should be connected to 2.5v to generate 1.80v ~ 2.05v voltage
source.
Band gap resister
It is connected to GND through a 6.19k (1%) resistor in
application circuit.
TP receive
17
BGRES
I
115, 116,
127, 126,
2, 3, 14,
13, 22,
23, 34,
33, 38,
39, 50,
49
119, 120,
123, 122,
6, 7, 10,
9, 26, 27,
30, 29,
42, 43,
46, 45
RXIP0~7
RXIM0~7
I
TXOP0~7
TXOM0~7
O
TP transmit
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