DataSheet.es    


PDF DM9620I Data sheet ( Hoja de datos )

Número de pieza DM9620I
Descripción USB2.0 to 10/100M Fast Ethernet Controller
Fabricantes DAVICOM 
Logotipo DAVICOM Logotipo



Hay una vista previa y un enlace de descarga de DM9620I (archivo pdf) en la parte inferior de esta página.


Total 30 Páginas

No Preview Available ! DM9620I Hoja de datos, Descripción, Manual

DM9620/DM9620I
USB2.0 to Fast Ethernet Controller
DAVICOM Semiconductor, Inc.
DM9620/DM9620I
USB2.0 to 10/100M Fast Ethernet Controller
DATA SHEET
Preliminary
Version: DM9620/DM9620I -15-DS-P02
December 26, 2011
Preliminary
Version: DM9620/DM9620I-DS-P02
December 26, 2011
1

1 page




DM9620I pdf
DM9620/DM9620I
USB2.0 to Fast Ethernet Controller
7.2.13 MLT-3 to NRZI Decoder............................................................................................. 55
7.2.14 Clock Recovery Module .............................................................................................. 55
7.2.15 NRZI to NRZ ............................................................................................................... 55
7.2.16 Serial to Parallel........................................................................................................... 55
7.2.17 Descrambler ................................................................................................................. 55
7.2.18 Code Group Alignment................................................................................................ 56
7.2.19 4B5B Decoder.............................................................................................................. 56
7.2.20 10Base-T Operation ..................................................................................................... 56
7.2.21 Collision Detection ...................................................................................................... 56
7.2.22 Carrier Sense................................................................................................................ 56
7.2.23 Auto-Negotiation ......................................................................................................... 56
7.2.24 Auto-Negotiation (continued)...................................................................................... 56
8. DC and AC Electrical Characteristics................................................................................................. 57
8.1 Absolute Maximum Ratings ( 25°C ) ....................................................................................... 57
8.1.1 Operating Conditions ..................................................................................................... 57
8.2 DC Electrical Characteristics (VDD = 3.3V) ........................................................................... 58
8.3 AC Electrical Characteristics & Timing Waveforms ............................................................... 58
8.3.1 TP Interface.................................................................................................................... 58
8.3.2 Oscillator/Crystal Timing ( 25°C ) ................................................................................ 59
9. AC Timing waveform:........................................................................................................................ 60
9.1 Power On Reset Timing............................................................................................................ 60
9.2 EEPROM timing....................................................................................................................... 61
9.3 MII Management Timing.......................................................................................................... 62
9.4 MII TX timing........................................................................................................................... 63
9.5 MII RX timing .......................................................................................................................... 63
9.6 RMII TX timing........................................................................................................................ 64
9.7 RMII RX timing........................................................................................................................ 64
9.8 RevMII TX timing .................................................................................................................... 65
9.9 RevMII RX timing.................................................................................................................... 65
10 Magnetic and Crystal Selection Guide .............................................................................................. 66
10.1 Magnetic Selection Guide....................................................................................................... 66
10.2 Crystal Selection Guide .......................................................................................................... 66
11. Application circuit ............................................................................................................................ 68
12. Package Information ......................................................................................................................... 70
Preliminary
Version: DM9620/DM9620I -15-DS-P02
December 26, 2011
5

5 Page





DM9620I arduino
DM9620/DM9620I
USB2.0 to Fast Ethernet Controller
3.2 64-pin Description
I = Input, O = Output, I/O = Input / Output, O/D = Open Drain, P = Power, PD=internal pull-low (about 50K Ohm)
3.2.1 MII Interfaces
Pin No.
Pin Name
26 MDC
27 MDIO
12,13,15,16 TXD[3:0]
11 TXEN
18 TXC
33 CRS
34 COL
25 RXER
31 RXC
24 RXDV
19,20,21,22 RXD[3:0]
Type
O,PD
I/O
O,PD
O,PD
I,PD
I
I
I
I
I
I
Description
MII Serial Management Data Clock
MII Serial Management Data
MII Transmit Data
4-bit nibble data outputs (synchronous to the TXC)
MII Transmit Enable
MII Transmit Clock
MII Carrier Sense
MII Collision Detect
MII Receive Error
MII Receive Clock
MII Receive Data Valid
MII Receive Data
4-bit nibble data input (synchronous to RXC)
3.2.2 RMII Interfaces
Pin No.
Pin Name
26 MDC
27 MDIO
12,13
TXD3~2
15,16
TXD1~0
11 TXEN
18 TXC
33 CRS
34 COL
25 RXER
31 RXC
24 RXDV
19,20
RXD3~2
21,22
RXD1~0
3.2.3 Reverse MII Interfaces
Pin No.
Pin Name
26 MDC
27 MDIO
12,13,15,16 TXD[3:0]
11 TXEN
18 TXC
33 CRS
34 COL
Type
O,PD
I/O
O,PD
O,PD
O,PD
I,PD
I
I
I
I
I
I
I
Description
MII Serial Management Data Clock
MII Serial Management Data
Reserved
RMII Transmit Data
RMII Transmit Enable
Reserved
RMII CRS_DV
Reserved, tie to ground in application.
Reserved, tie to ground in application.
50MHz reference clock.
Reserved, tie to ground in application.
Reserved, tie to ground in application.
RMII Receive Data
I/O
O,PD
I/O
O,PD
O,PD
O
O
O
Description
Reserved
Reserved
MII Transmit Data
4-bit nibble data outputs (synchronous to the TXC)
MII Transmit Enable
25MHz clock output
carrier sense output when TXE or RXDV asserted
collision output when TXE and RXDV asserted
Preliminary
Version: DM9620/DM9620I -15-DS-P02
December 26, 2011
11

11 Page







PáginasTotal 30 Páginas
PDF Descargar[ Datasheet DM9620I.PDF ]




Hoja de datos destacado

Número de piezaDescripciónFabricantes
DM9620USB2.0 to 10/100M Fast Ethernet ControllerDAVICOM
DAVICOM
DM9620AUSB2.0 to 10/100M Fast Ethernet ControllerDAVICOM
DAVICOM
DM9620AIIndustrial-temperature USB2.0 to 10/100M Fast Ethernet ControllerDAVICOM
DAVICOM
DM9620IUSB2.0 to 10/100M Fast Ethernet ControllerDAVICOM
DAVICOM

Número de piezaDescripciónFabricantes
SLA6805M

High Voltage 3 phase Motor Driver IC.

Sanken
Sanken
SDC1742

12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters.

Analog Devices
Analog Devices


DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares,
permitiéndote verlos en linea o descargarlos en PDF.


DataSheet.es    |   2020   |  Privacy Policy  |  Contacto  |  Buscar