MTD658 MYSON TECHNOLOGY, MTD658 Datasheet

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MTD658

Manufacturer Part Number
MTD658
Description
8 Port 10M/100M Hub
Manufacturer
MYSON TECHNOLOGY
Datasheet

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Manufacturer
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Part Number:
MTD658EF AG
Manufacturer:
ON
Quantity:
12 000
FEATURES
• IEEE802.3 Clause 9 and IEEE802.3u Cluse 27
• Provide 8 RMII (Reduced Media Independent
• Provide 2 inter_repeater stacking bus for 10M
• Support stacking to 4 units without any external
• Build_in 2 port switch controller, support up to
• Optional back_pressure flow control
• Optional up_link_switch port function (in slave
• Meet Class_2 repeater specification for
• Use simple and low cost asynchronous SRAM
• 128 pin PQFP package, 5V operation voltage.
This datasheet contains new product information. Myson Technology reserves the rights to modify the product specification
without notice. No liability is assumed as a result of the use of this procuts. No rights under any patent accompany the sales of
the product.
BLOCK DIAGRAM
compliant.
Interface) ports.
and 100M port expansion each.
arbitration logic ( if use external arbitration
logic, theoretically can stack to 6 units and up) .
2048 MAC addresses filtering database.
hub), support 100FX 2km distance extension in
100FD mode.
100M_hub.
(high speed ASRAM 128k*8 : one pcs only)
8 Port 10M/100M Hub With 2 port Switch
10M
Inter Hub Bus
100M
Inter Hub Bus
MYSON
TECHNOLOGY
100M_HD
Two Port
Switch
100M
10M
Hub
Hub
ASRAM Interface
10M_HD
Uplink Switch Enable(10/100,FD/HD)
1/17
100M dual speed hub with build_in 2 port switch.
Support 8 RMII ports for 10M/100M operation,
and really meet 100M_hub class_2 spec when
connect with external QPHYceivers.
stacking bus for 10M and 100M expansion each,
easily stack to 4 units without any external arbi-
tration logic. If using external arbitration logic and
proper bus driver, can stack to 6 units and up.
addresses filtering, and use low cost asynchro-
nous high speed SRAM (128k*8) one pcs only for
packet buffering. This 2 port switch can also be
configured to be up_link switch when hub is
under slave mode.
effective LED display function, provide 10M_col,
100M_col, memory_test_fail, and per port’ s parti-
tion status.
GENERAL DESCRIPTION
Port
Switch
Logic
The MTD658 is a highly integrated, 10M/
The MTD658 provides two Inter-repeater
The build_in 2 port switch, support 2k MAC
The MTD658 also support an simple and
MTD658 Revision 2.0 17/03/2000
MTD658
RMII7
RMII6
RMII5
RMII4
RMII3
RMII2
RMII1
RMII0
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Related parts for MTD658

MTD658 Summary of contents

Page 1

... No liability is assumed as a result of the use of this procuts. No rights under any patent accompany the sales of the product. GENERAL DESCRIPTION The MTD658 is a highly integrated, 10M/ 100M dual speed hub with build_in 2 port switch. Support 8 RMII ports for 10M/100M operation, and really meet 100M_hub class_2 spec when connect with external QPHYceivers ...

Page 2

... Inter Hub Bus 10M Inter Hub Bus MTD658 100M Inter Hub Bus 10M Inter Hub Bus MTD658 100M Inter Hub Bus 10M Inter Hub Bus MTD658 100M Inter Hub Bus RMII4-7 QUAD PHYsceiver QUAD Transformer RJ45 2/17 www.DataSheet4U.com MTD658 MTD658 Revision 2.0 17/03/2000 ...

Page 3

... MTD658 3/17 MTD658 Revision 2.0 17/03/2000 www.DataSheet4U.com MTD658 SPD4 SPD5 SPD6 SPD7 GND VCC RXD7_1 RXD7_0 TXEN7 TXD7_0 TXD7_1 CRSDV7 RXD6_1 RXD6_0 TXEN6 TXD6_0 TXD6_1 CRSDV6 GND VCC RXD5_1 RXD5_0 TXEN5 ...

Page 4

... Port5 RMII receive interface signal, CRSDV5 is asserted high when port5 media is non_idle. I Port5 RMII receive data bit_0. I Port5 RMII receive data bit_1. Port5 RMII transmit enable signal. Port5 RMII transmit data bit_0. Port5 RMII transmit data bit_1. 4/17 www.DataSheet4U.com MTD658 MTD658 Revision 2.0 17/03/2000 ...

Page 5

... Port7 RMII receive data bit_1. Port7 RMII transmit enable signal. Port7 RMII transmit data bit_0. Port7 RMII transmit data bit_1. Descriptions ASRAM control pin for write (low active). ASRAM control pin for read (low active). ASRAM address bus 5/17 www.DataSheet4U.com MTD658 MTD658 Revision 2.0 17/03/2000 ...

Page 6

... EXT_ARB jumper was set to “1”, this pin is input from an external arbitration device. 100M Inter-Bus port access request input. 100M Inter-Bus port access request input. 100M Inter-Bus port access request input. 100M Inter-Bus port access request output. 6/17 www.DataSheet4U.com MTD658 MTD658 Revision 2.0 17/03/2000 ...

Page 7

... Port5 speed indicator, input from PHY. SPD5 input low: 100M , input high: 10M. 7/17 www.DataSheet4U.com MTD658 b16: port0 rx_activity b17: port1 rx_activity b18: port2 rx_activity b19: port3 rx_activity b20: port4 rx_activity b21: port5 rx_activity b22: port6 rx_activity b23: port7 rx_activity MTD658 Revision 2.0 17/03/2000 ...

Page 8

... MII_setting); after power_on, MTD658 will auto setup PHY devices be forced in half_ duplex mode for repeater apllication. - external pull_high: auto MII_setting bypass 1522 bytes packet accept enable : ( power on external jumper configura- tion ) - external pull_low (default ) : normal mode ( < ...

Page 9

... ICLK. The MTD658 output REQOUT to inform Inter-Bus Interface that it need the Inter-Bus right. When IACKB is asserted by Inter-Bus master after REQOUT asserted, the MTD658 which asserted REQOUT will get the bus right and put the transmit data into IDATA. If the MTD658 did not assert MTD658 9/17 MTD658 Revision 2 ...

Page 10

... MYSON TECHNOLOGY REQOUT , but IACKB is asserted, means this MTD658 can get data from IDATA bus. When only one MTD658 output REQOUT to Inter-Bus Interface, IACKB will be asserted by Inter-Bus master device, If larger than two MTD658’ s REQOUT were asserted, Inter-Bus master will not assert IACKB , but will assert ICOLB to inform all the connected MTD658s. The Inter-Bus interface can also be programmed to EXT_ARB mode, using LEDDAT pin’ ...

Page 11

... Descriptions Set "1" will program 10M partition cclimit to 64. Reserved CONTROL REGISTER 1 Set bits "1" disable port 0-7 RMII ports. Reserved. Reserved Reserved AGE REGISTER 11/17 www.DataSheet4U.com MTD658 Default 1’ b0(32) 2’ b00 16’ h0000 8’ h000 MTD658 Revision 2.0 17/03/2000 ...

Page 12

... Min. no pull-up or down -1 -10 CMOS CMOS 0.7*Vcc I =2,4,8,12,16,24mA OL I =2,4,8,12,16,24mA 3 = 12/17 www.DataSheet4U.com MTD658 Unit Max. Unit 5.25 V 5.5 V Vcc V 115 C 125 C Typ. Max. Unit 0.3*Vcc KOhm o C) MTD658 Revision 2.0 17/03/2000 ...

Page 13

... Read Address hold time T1 T2 Valid T3 T4 Valid Min. Typ T11 Valid Valid T9 T10 Valid Valid Min. Typ 19.5 0 13/17 www.DataSheet4U.com MTD658 Max. Unit Note T12 Max. Unit Note 18 MTD658 Revision 2.0 17/03/2000 ...

Page 14

... Note 10M/100M Inter-Bus interface, T15-T18 have the same value. T13 T14 Valid Min. Typ T16 T15 T18 Min. Typ 14/17 www.DataSheet4U.com MTD658 Max. Unit Note T17 Max. Unit Note MTD658 Revision 2.0 17/03/2000 ...

Page 15

... T23 MDIO input setup time T20 T19 T22 Min. Typ T23 T24 T25 Valid T26 T27 Valid Min. Typ. 400 10 15/17 www.DataSheet4U.com MTD658 T21 Max. Unit Note Max. Unit Note nS nS MTD658 Revision 2.0 17/03/2000 ...

Page 16

... LED burst clock cycle T31 LEDDAT to LEDCLK setup time T32 LEDDAT to LEDCLK setup time Min. Typ. Max. 10 182 194 206 218 T29 T28 T30 T32 Min. Typ. Max. 3.84 42 160 80 80 16/17 www.DataSheet4U.com MTD658 Unit Note .... Unit Note MTD658 Revision 2.0 17/03/2000 ...

Page 17

... Norm Max - - 0.134 - - 3.40 0.010 - - 0. 0.107 0.112 0.117 2.73 2.85 2.97 0.007 0.009 0.011 0.17 0.22 0.27 0.004 - 0.008 0.09 - 0.20 0.906 0.913 0.921 23.00 23.20 23.40 0.783 0.787 0.791 19.90 20.00 20.10 1 0.669 0.677 0.685 17.00 17.20 17.40 0.547 0.551 0.555 13.90 14.00 14.10 1 0.020 BSC 0.50 BSC 0.029 0.035 0.041 0.73 0.88 1.03 0.063 BSC 1.60 BSC - - 0.004 - - 0. MTD658 Revision 2.0 17/03/2000 ...

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