Part number:
XR-2120A
Manufacturer:
Exar
File Size:
150.65 KB
Description:
212a/v.22 modem filter.
* included are CCITI notch filters, additional pin selectable equalization for worst case phone lines and complete analog loopback function. The XR-2120A utilizes silicon gate CMOS technology and switched-capacitor circuit techniques to minimize external components and enhance overall performance. The
XR-2120A Datasheet (150.65 KB)
XR-2120A
Exar
150.65 KB
212a/v.22 modem filter.
📁 Related Datasheet
XR-2120 - PSK Modem Filter
(Exar)
XR-2120
PSK Modem Filter
GENERAL DESCRIPTION
FUNCTIONAL BLOCK DIAGRAM
The X R-2120 is a self-contained bandpass fi Iter set designed for realizati.
XR-2121 - Bell 212A Type Modulator
(Exar)
XR-2121
Bell 2 12A Type Modulator
GENERAL DESCRIPTION
The, XR-2121 is designed to provide the plete modulator function for a Bell 212A type mode.
XR-2122 - Bell 212A Type Demodulator
(Exar)
XR-2122
Bell 212A Type Demodulator
GENERAL DESCRIPTION
The XR-2122 is designed to perform the plete Bell 212A type modem demodulator function. B.
XR-2123 - PSK Modulator / Demodulator
(Exar)
XR-2123/2123A
PSK ModulatorIDemodulator
GENERAL DESCRIPTION
FUNCTIONAL BLOCK DIAGRAMS
This series of devices provide the modulator and demodulator.
XR-2123A - PSK Modulator / Demodulator
(Exar)
XR-2123/2123A
PSK ModulatorIDemodulator
GENERAL DESCRIPTION
FUNCTIONAL BLOCK DIAGRAMS
This series of devices provide the modulator and demodulator.
XR-2125 - Data Buffer
(Exar)
XR-2125
Data Buffer
GENERAL DESCRIPTIDN
The X R-2125 is a logic circu it designed to perform the data buffer function for Bell 212A Type Modem Syste.
XR-2126 - Bell 212A / CCITT V.22 Modem Filters
(Exar)
w
w
a D . w
S a t
e e h
U 4 t
m o .c
w
w
w
.D
t a
S a
e h
t e
U 4
.c
m o
w
w
w
.D
at
h S a
t e e
4U
.
m o c
.
XR-2127 - Bell 212A / CCITT V.22 Modem Filters
(Exar)
w
w
a D . w
S a t
e e h
U 4 t
m o .c
w
w
w
.D
t a
S a
e h
t e
U 4
.c
m o
w
w
w
.D
at
h S a
t e e
4U
.
m o c
.