EPE6268G 参数 Datasheet PDF下载

10 Base-T Module with Enhanced

CMRR for PC Card Applications

ELECTRONICS INC.

EPE6268G

• Optimized Resistor Network for Wider Range Voltage Template •

• Recommended for NSC , ATT & SMC 91C94 •

• Superior Common Mode Attenuation •

• Complies with or exceeds IEEE 802.3, 10 Base-T Requirements •

Electrical Parameters @ 25° C

Cut-off

Frequency

(MHz)

±

1.0

MHz

Xmit

17

Rcv

17

Insertion

Loss

(dB Max.)

1-10

MHz

Xmit

-1

Rcv

-1

•

Return

Loss

(dB Min.)

5-10

MHz

Xmit

-20

Rcv

-20

@ 20

MHz

Xmit

-5

Rcv

-4

Attenuation

(dB Min.)

@ 25

MHz

Xmit

-11

Rcv

-8

@ 30

MHz

Xmit

-15

Rcv

-11

@ 40

MHz

Xmit

-25

Rcv

-15

@ 30

MHz

Xmit

-40

Rcv

-50

Common Mode

Rejection

(dB Min.)

@ 100

MHz

Xmit

-35

Rcv

-40

@ 200

MHz

Xmit

-35

Rcv

-35

@ 400

MHz

Xmit

-20

Rcv

-10

Isolation

: meets or exceeds 802.3 IEEE Requirements •

Characteristic Filter Impedance

: 100

Ω

•

• Referenced to the filter output @ 5 MHz for filter only, excluding resistor network •

Schematic

3

49.9Ω

2

49.9Ω

1

Chip Side

Differential Filter

Isolation

Common Mode Filter

14

12

Media Side

5

60.4Ω

4

261Ω

Chip Side

10

Media Side

Receive Channel

7

13

6

261Ω

60.4Ω

Differential Filter

Isolation

Common Mode Filter

9

Transmit Channel

8

A

N

J

Package

Dim.

Dimensions

(Inches)

Min. Max. Nom.

.780

.510

.074

.595

.003

.097

.660

.017

.008

.090

0°

.025

---

---

---

---

.800

.530

.084

.605

.010

.103

.680

.022

.013

.100

8°

.045

---

---

---

---

.790

.520

.079

.600

.005

.100

.670

.020

.011

.095

4°

.040

.030

.200

.085

.700

(Millimeters)

Min. Max. Nom.

19.81

12.96

1.88

15.11

.076

2.46

16.76

.432

.203

2.29

0°

.635

---

---

---

---

20.32

13.46

2.13

15.37

.254

2.62

17.27

.559

.330

2.54

8°

1.14

---

---

---

---

20.07

13.21

2.01

15.24

.127

2.54

17.02

.508

.279

2.41

4°

1.02

.762

5.08

2.16

17.78

N

Pin 1

I.D.

PCA

EPE6268G

Date Code

B

Q

Pad

Layout

P

D

E

C

M

K

L

I

A

B

C

D

E

F

G

H

I

J

K

L

M

N

P

Q

H

F

G

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

CSE6268Ga Rev. 1

9/28/98

Product performance is limited to specified parameters. Data is subject to change without prior notice.

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com