NT74804 参数 Datasheet PDF下载

March 22, 2006

NT74804

10 Base-T LAN Modules with CMC

Features

-

Designed to meet 802.3 10 Base-T Specification

-

Compact SMD package

-

Tape & Reel Available

Electrical Specifications at 25°C

Parameter

Turns Ratio

Insertion Loss

Cut off Freq

Attenuation

Specification

1CT : 1CT

±5%

1CT : 1CT

±5%

1.0 d B MAX

17 MHz typ.

30 d B MIN

35 d B MIN

35 d B MIN

25 d B MIN

30 d B MIN

30 d B MIN

18 d B MIN

18 d B MIN

15 d B MIN

15 d B MIN

60 d B MIN

55 d B MIN

50 d B MIN

45 d B MIN

35 d B MIN

1500 VAC

Measured Pins

(1-5-3) : (8-7-6)

(16-12-14) : (9-10-11)

Tx-Channel & Rx-Channel

Tx-Channel & Rx-Channel

Tx-Channel

Tx-Channel

Tx-Channel

Rx-Channel

Rx-Channel

Rx-Channel

Tx-Channel

Rx-Channel

Tx-Channel

Rx-Channel

Tx-Channel & Rx-Channel

Tx-Channel & Rx-Channel

Tx-Channel & Rx-Channel

Tx-Channel & Rx-Channel

Tx-Channel to Rx-Channel

Chip side TO Cable side

Test Condition

HP4284A

HP4284A

HP8751A @ 1-10 MHz

HP8751A @ 3 d B

HP8751A @ 30 MHz

HP8751A @ 50 MHz

HP8751A @ 100 MHz

HP8751A @ 30 MHz

HP8751A @ 50 MHz

HP8751A @ 100 MHz

HP8751A @ 5-10 MHz, 100

Ω

HP8751A @ 5-10 MHz, 100

Ω

HP8751A @ 5-10 MHz, 98

±

13

Ω

HP8751A @ 5-10 MHz, 98

±

13

Ω

HP8751A @ 5-10 MHz

HP8751A @ 50 MHz

HP8751A @ 100 MHz

HP8751A @ 200 MHz

HP8751A @ 5-10 MHz

HI-POT TESTER

Return Loss

@ 100

Ω

Load

Return Loss

@ 98

±13 Ω

load

CMRR

Cross Talk

HI-POT

Mechanical Outlines

Tx-Channel

1.000 (25.4)

1

8

DATATRONIC

NT74804

(DATE CODE)

CHIP SIDE

0.018 (0.46)

TYP

Co-planarity: 0.004 (0.1)

0.380

(9.65)

0.225 (5.7)

0.100 (2.54)

0.040

(1.02)

0.500 (12.7)

Seating

Plane

3

6

CABLE SIDE

5

7

Rx-Channel

16

9

14

12

11

10

0.700 (17.78)

SCHEMATIC

All dimensions are specified in inches (mm)

Unless otherwise specified, tolerances are +/- 0.010 (0.25)

Dimensions are exclusive of solder

DATATRONIC:

28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Toll Free Tel: 888-889-5391 Fax: 951-928-7701

Email: ddisales@datatronics.com

499 King’s Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290

All specifications are subject to change without notice.