Signal name

Pin #

Type(I/O)

Signal description

TX_FRAME_SFP

125

O

 

TRANSMIT FRAME POSITION OUTPUT INDICATOR: Frame position

 

 

 

 

indication signal is active high and indicates the SONET frame

 

 

 

 

position on the TX_DATA [7:0] bus. Updated on the rising edge of

 

 

 

 

TX_SONETCLK. This signal is also used for the outer board to start

 

 

 

 

sending the first bit (MSB) of the serial data E1, E2, F1, SDCC,

 

 

 

 

and LDCC.

 

 

 

 

 

 

TX_SONETCLK

133

I

 

TRANSMIT SONET CLOCK: TX_SONETCLK is the transmit output

 

 

 

 

clock to the line side, and provides timing for the transmit data

 

 

 

 

bus and frame position indication outputs. This clock should be

 

 

 

 

19.44 MHz ± 20 ppm.

 

 

 

 

 

 

LOC_TX

115

O

 

Loss of SONET_TX clock.

 

 

 

 

 

LOC_RX

116

O

 

Loss of SONET_RX clock.

 

 

 

 

Table 2. MII Interface Pins Description

 

 

 

 

 

 

 

 

 

Signal name

 

Pin #

Type(I/O)

Signal description

 

 

 

 

 

 

 

SYS_25M_CLK

 

88

I

 

Drives the two MII clocks in PHY mode, TX_CLK and

 

 

 

 

 

RX_CLK. It is also used to monitor the TX_SONETCLK

 

 

 

 

 

and RX_SONETCLK.

 

 

 

 

 

The requirement for this clock is 25 MHz ± 100 ppm.

 

 

 

 

 

P_TX_CLK_M_RX_CLK

104

I/O (Int. PU)

PHY mode: transmit clock output. Derived from

 

 

 

 

 

SYS_25M_CLK.

 

 

 

 

 

MAC mode: receive clock input. Nominally 25 MHz.

 

 

 

 

 

 

 

P_TXD_M_RXD[0]

 

108

I

 

PHY mode: transmit data nibble.

P_TXD_M_RXD[1]

 

107

 

 

MAC mode: receive data nibble.

P_TXD_M_RXD[2]

 

106

 

 

 

 

P_TXD_M_RXD[3]

 

105

 

 

 

 

 

 

 

 

 

 

P_TX_EN_M_RX_DV

109

I

 

PHY mode: transmit data enable.

 

 

 

 

 

MAC mode: receive data valid.

 

 

 

 

 

P_RX_CLK_M_TX_CLK

93

I/O (Int. PU)

PHY mode: receive clock output. Derived from

 

 

 

 

 

SYS_25M_CLK.

 

 

 

 

 

MAC mode: transmit clock input. Nominally 25 MHz.

 

 

 

 

 

 

 

P_RXD_M_TXD[0]

 

97

O (T/S)

 

PHY mode: receive data nibble.

P_RXD_M_TXD[1]

 

96

 

 

MAC mode: transmit data nibble.

P_RXD_M_TXD[2]

 

95

 

 

 

 

P_RXD_M_TXD[3]

 

94

 

 

 

 

 

 

 

 

 

 

P_RX_DV_M_TX_EN

98

O (T/S)

 

PHY mode: receive data valid.

 

 

 

 

 

MAC mode: transmit data enable.

 

 

 

 

 

 

P_RX_ER_M_TX_ER

 

103

O (T/S)

 

PHY mode: receive error.

 

 

 

 

 

MAC mode: transmit error.

P_TX_ER_M_RX_ER

 

112

I

 

PHY mode: transmit error.

 

 

 

 

 

MAC mode: receive error.

(continues)

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Agilent Technologies HDMP-3001 Signal name Pin # TypeI/O Signal description, Loss of Sonettx clock, Loss of Sonetrx clock

HDMP-3001 specifications

Agilent Technologies, a prominent name in electronics and measurement technology, offers a wide range of products that cater to various industries. Among its notable offerings is the HDMP-3001, a high-speed, serial data transceiver designed to facilitate robust communications in electronic systems. The HDMP-3001 stands out with its ability to handle high bandwidths, making it particularly suited for applications requiring rapid data transfer, such as telecommunications, computer networking, and high-performance computing.

One of the main features of the HDMP-3001 is its advanced signaling technology. By employing differential signaling, the transceiver minimizes electromagnetic interference and enhances signal integrity. This is crucial in environments with multiple electronic devices operating simultaneously, as it ensures data is transmitted clearly and without degradation.

The HDMP-3001 operates at a maximum data rate of 1 Gbps, allowing for efficient data transfer over short distances. This capability is coupled with a flexible architecture that enables users to configure the transceiver for various applications. The device supports both point-to-point and point-to-multipoint configurations, giving engineers the versatility they need in designing communication links.

Moreover, the HDMP-3001 features on-chip clock recovery functionality, which simplifies system design by reducing the number of external components needed. This built-in feature allows the transceiver to maintain synchronization even as data rates increase, further enhancing performance.

The low power consumption characteristic of the HDMP-3001 is another notable advantage. This makes it an attractive choice for battery-operated devices and systems where power efficiency is critical. The transceiver’s design ensures optimal performance while minimizing heat generation and power draw, enabling longer operational lifetimes.

In terms of physical characteristics, the HDMP-3001 comes in a compact, surface-mount package, allowing for easier integration into various circuit board designs. The small form factor, combined with its innovative technology, makes it a popular choice among engineers seeking to improve data transmission reliability without compromising on space or power constraints.

Overall, Agilent Technologies' HDMP-3001 is a formidable solution for high-speed serial data transmission, characterized by its robust performance, low power consumption, and versatile configuration options. With these features, it continues to be an essential component in the evolving landscape of electronic communications.