XE2814 查看數據表（PDF） - Xecom
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XE2814 Datasheet PDF : 19 Pages
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xecom
V.34 Modem for Data & Fax
XE2814
08-27-96
Description
Xecom's XE2814 combines high-speed V.34
data and Group III send/receive fax in a
compact component.
The XE2814 is not just a modem chip but a
complete modem including the telephone
interface. It includes user transferable FCC
Part 68 registration and can connect directly
to the telephone line through an RJ11 jack.
The modem connects to the host through a
TTL level serial interface.
Xecom designed the XE2814 specifically
for commercial and industrial systems with a
need for high-speed communications and
minimal space.
Block Diagram
Features
• Small Size; 2.75 " x 1.38" x 0.42"
• Modem control with "AT" commands
• Class 1 and Class 2 fax commands
• Data transfer up to 28,800 bps
• Send and receive fax to 14,400 bps
• MNP and V.42 Error Control
• MNP5 Data Compression to 57,600 bps
• MNP10 Error Control for Cellular links.
• V.42bis Data Compression to 115,200 bps
• Low power, single +5V supply
Operating Power 900 mW (Typ.)
Sleep mode: 50 mW (Typ.)
• NVRAM for modem configuration storage
XE2814
PIN CONFIGURATION
NC 1
NC 2
RXD 3
NC 4
NC 5
NC 6
NC 7
NC 8
/DTR 9
NC 10
/CTS 11
NC 12
TXD 13
/RTS 14
NC 15
/RI 16
TIP 18
RING 20
40 VCC
39 /DSR
38 /DCD
37 NC
36 RESET
35 NC
34 NC
33 NC
32 NC
31 NC
30 OH
29 NC
28 NC
27 NC
22 AMP
21 GND
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