DM9161CI DAVICOM [Davicom Semiconductor, Inc.], DM9161CI Datasheet - Page 10

• Manufacturer Part Number: DM9161CI
• Description: Industrial-Temperature 10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver
• Manufacturer: DAVICOM [Davicom Semiconductor, Inc.]

5.5 Bias and Clock
5.6 Power
5.7 Table a (Media Type Selection)
5.8 Pin Maps of Normal MII, Reduced MII, and 10Base-T GPSI (7-Wired) Mode
12
Normal MII Mode
TXD [0:1]
TXD [2:3]
TXEN
TXER/TXD [4]
TXCLK
RXD [0:1]
RXD[2:3]
RXER/RXD[4]/RPTR/NODE
RXDV
RXCLK
15,33,44
Pin No.
Pin No.
OP2
23,30
1,2,9
0
0
0
0
1
1
1
1
46
41
47
48
42
43
5
6
OP1
Pin Name
Pin Name
BGRESG
0
0
1
1
0
0
1
1
DVDD33
AVDD18
BGRES
VDD33
AGND
AGND
AGND
DGND
XT2
XT1
OP0
0
1
0
1
0
1
0
1
I/O
I/O Crystal Output; REF_CLK input for RMII mode
I/O
O
P
P
P
P
P
P
P
P
I
Reduced MII Mode
TXD [0:1]
NC
TXEN
NC
NC
RXD [0:1]
NC
RPTR/NODE
CRS DV
NC
10/100 Mbps Fast Ethernet Physical Layer Single Chip Transceiver
Band gap Ground
Band gap Voltage Reference Resistor 6.8K ohm +/- 1%
Crystal Input
Analog 1.8V Regulator Power output
Digital Power
Analog Receive Ground
Analog Transmit Ground
Analog Substrate Ground
Digital Power for Crystal
Digital Ground
Manually Select 10TX FDX
Manually Select 100TX FDX
Dual Speed 100/10 HDX
Reserved
Reserved
Manually Select 10TX HDX
Manually Select 100TX HDX
Auto-negotiation Enables All Capabilities
Description
Description
Function
TXD [0] ; TXD [1] = NC
NC
TXEN
NC
TXCLK
RXD [0] ; RXD [1] = NC
NC
RPTR/NODE
NC
RXCLK
10Base-T GPSI (7-Wired) Mode
Version: DM9161CI-DS-F01
DM9161CI
February 22, 2012
Final