參數(shù)資料
型號(hào): ADM6926
廠商: Electronic Theatre Controls, Inc.
英文描述: 26 port 10/100 Mbps Ethernet Switch Controller
中文描述: 26端口10/100 Mbps以太網(wǎng)交換機(jī)控制器
文件頁(yè)數(shù): 15/85頁(yè)
文件大?。?/td> 4222K
代理商: ADM6926
ADM6926 Interface Description
2.2.3 Power/Ground
Pin Name
GNDRG
Pin Type
Pin #
Analog
Ground
Analog
Power
Analog
Ground
Analog
Power
Digital
Ground
Digital
Power
Digital
Ground
Digital
Power
Pin Description
Ground
for Regulator
12
VCCRG
11
3.3V Power supply
for Regulator
GNDPLL
16
Ground
for PLL
VCCPLL
15
1.8V Power supply
PLL
GNDIK
35,50,67,
91,122
34,49,66,
90,121
1,29,52,
79,111
28,51,78,
110,128
Ground
for Core Logic
VCCIK
1.8V Power supply
for Core Logic
GNDO
Ground
for I/O PAD
VCC3O
3.3V Power supply
for I/O PAD
2.2.4 Miscellaneous pins, 16 pins
Pin Name
Pin Type
Pin #
CK25MO O, TTL
16mA
CK50MO/
COL_LED_
10M
XI
I,
Analog
XO
O,
Analog
RESETL
I, TTL
SCHE
ALERT/
COL_LED_
100M
ADMtek Inc.
2-5
Pin Description
25MHz clock Output.
This pin will drive out 25Mhz.
7
O, TTL
16mA
5
50MHz clock Output.
This pin will drive out 50MHz.
COL_LED_10M.
This pin shows collision LED for 10M
domain (see EEPROM Register 1ch, Bit[9])
Crystal or OSC 50MHz Input.
This is the clock source of
PLL. The PLL will generate 125Mhz for SS-SMII and
50MHz for RMII and 25Mhz for MII.
Crystal 50Mhz Output.
22
23
59
Reset Signal.
An active low signal with minimum 100ms
duration is required.
Alert LED Display.
This pin will show the status of power-
on-diagnostic and broadcast traffic.
COL_LED_100M.
This pin shows collision LED for 100M
domain (see EEPROM Register 1ch, Bit[9])
Industrial Test pins.
These pins are internal pull_down.
O, TTL
8mA
103
TEST[2:1] I,
TTL
PD
O, TTL
16mA
21,24
MDC
19
Management Data Clock.
This pin output 2.2MHz clock to drive PHY and access
corresponding speed and duplex and link status through
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