CH2124 데이터 시트보기 (PDF) - Cermetek Microelectronics

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CH2124

HIGH SPEED INTERNET MODEM FAMILY

Cermetek Microelectronics 

Cermetek Microelectronics, Inc.

NAME

SPK

High Speed Internet Modem Family

Table 3. Analog Characteristics.

TYPE

CHARACTERISTICS

O(DF)

Minimum Load

Maximum Capacitive Load

Output Impedance

Output Voltage

D.C. Offset

VALUE

300ohm

0.01µf

10ohm

2.5 ± 1.6V

<20mV

Model

Table 4.Summary iModem Family of Products.

Summary of Features

Operating Temperature

CH2124

CH2156

CH2160

Input 2 Input Sense Pins, Send and Retrieve Emails. Email Send Control

Pin, Full Function, V.22bis, 2400bps, FCC Part 68 Approved, UL1950

listed.

Send Emails. 2 Sense Pins, Email Send Control Pin, Send port status

emails.

Full Function, V.90, 56Kbps, FCC Part 68 Approved, UL1950 listed.

2 Input Sense Pins, Send and Retrieve Email. Email Send Control Pin

Full Function, V.90, 56Kbps, FCC Part 68 Approved, UL 1950 listed.

0°C to 70°C

0°C to 70°C

0°C to 70°C

Vcc

Vcc

4.7KΩ

CLEAR LED

4.7KΩ

CH21XX

SENT 8

+

10µf

-

CCLLRR

D

Q

74LS74

74HCT74

C

Q

SSEETT

Vcc

300Ω

Figure 4. Example Circuit for illumination of Email Accepted LED.

2003 Cermetek Microelectronics, Inc.

Page 11

Document No. 607-0017 Revision G1 (06/03)

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