CXA1994AM/BM
M-ary FSK Demodulating Comparator
For the availability of this product, please contact the sales office.
Description
The CXA1994AM/BM is a comparator which allows
the M-ary (4-level) FSK data to be demodulated in
combination with an FM IF amplifier for pagers.
Features
•
Low power consumption
70µA (at V
CC
= 1.4V, including the current on
battery saving control pin)
•
Low voltage operation
V
CC
= 1.0 to 4.0V
Applications
M-ary FSK pagers
Function
•
Window comparator for MSB detection
•
Battery saving control pin
•
Threshold level adjustment pin
Absolute Maximum Ratings
(Ta = 25°C)
•
Supply voltage
•
Operating temperature
•
Storage temperature
Operating Conditions
•
Supply voltage
V
CC
1.0 to 4.0
V
V
CC
Topr
Tstg
7.0
–20 to +75
–65 to +150
V
°C
°C
8 pin SOP (Plastic)
Block Diagram
GND
B.S.
8
7
6
1
2
3
DATA IN
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
TH CONT
REF
V
CC
DATA OUT
5
4
NC
–1–
E96428A8Y
SONY [ SONY CORPORATION ]
