IDT82V2052E 查看數據表（PDF） - Integrated Device Technology

零件编号

产品描述 (功能)

比赛名单

IDT82V2052E

DUAL CHANNEL E1 SHORT HAUL LINE INTERFACE UNIT

Integrated Device Technology 

IDT82V2052E

DUAL CHANNEL E1 SHORT HAUL LINE INTERFACE UNIT

Table-1 Pin Description (Continued)

Name

Type

Pin No.

Description

D0

I/O

47 D0: Data Bus bit0

In Intel/Motorola non-multiplexed interface mode, this signal is the bi-directional data bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground through a 10 kΩ resistor.

PULS2

I

A5

I

PULS2: This pin is used to select the following functions for Channel 2 in Hardware control mode:

• Transmit pulse template

• Internal termination impedance (75 Ω / 120 Ω)

Refer to 5 HARDWARE CONTROL PIN SUMMARY for details.

60 A5: Address Bus bit5

In Intel/Motorola non-multiplexed interface mode, this signal is the address bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground.

A4

I

In Hardware mode, this pin has to be tied to GND.

59 A4: Address Bus bit4

In Intel/Motorola non-multiplexed interface mode, this signal is the address bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground.

RPD2

A3

I

RPD2: Power down control for receiver2 in hardware control mode

0= receiver 2 normal operation

1= receiver 2 power down

58 A3: Address Bus bit3

In Intel/Motorola non-multiplexed interface mode, this signal is the address bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground.

A2

I

In Hardware mode, this pin has to be tied to GND.

57 A2: Address Bus bit2

In Intel/Motorola non-multiplexed interface mode, this signal is the address bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground.

RPD1

A1

I

RPD1: Power down control for receiver1 in hardware control mode

0= receiver 1 normal operation

1= receiver 1 power down

56 A1: Address Bus bit1

In Intel/Motorola non-multiplexed interface mode, this signal is the address bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground.

PATT21

A0

I

PATT21/PATT20: Transmit pattern select for channel 2

In hardware control mode, this pin selects the transmit pattern

00 = normal

01= All Ones

10= PRBS

11= transmitter power down

55 A0: Address Bus bit 0

In Intel/Motorola non-multiplexed interface mode, this signal is the address bus of the microcontroller interface.

In serial microcontroller interface mode, this pin should be connected to ground.

PATT20

TERM1

I

TERM2

See above

13 TERMn: Selects internal or external impedance matching for channel 1 and channel 2 in hardware control mode

12 0 = ternary interface with internal impedance matching network

1 = ternary interface with external impedance matching network

In software control mode, this pin should be connected to ground.

PIN DESCRIPTION

14

December 12, 2005

Share Link: