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IL9270N Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers

Part # IL9270N
Description  DTMF signal receiver
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IL9270N Datasheet(HTML) 3 Page - List of Unclassifed Manufacturers

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IL9270N
Korzhenevskogo 12, Minsk, 220064, Republic of
Belarus
Fax:
+375 (17) 278 28 22,
Phone: +375 (17) 278 07 11, 277 24 70, 277 24 61,
277 69 16
E-mail: belms@belms.belpak.minsk.by
URL: www.bms.by
DC ELECTRICAL CHARACTERISTICS(VCC = 5 V
± 5%, T
A = +25
°C)
Guaranteed Limits
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
VCC
Supply Voltage
4.75
5.25
V
ICC
Supply Current
3.0
9.0
mA
ISO
Maximum Pull Up (Source)
Current
OE = 0 V
24
µA
IOL
Minimum Output-Low (Sink)
Current
VOUT =0.4 V
0.8
mA
IOH
Minimum Output-High
(Source) Current
VOUT =4.6 V
0.35
mA
VTSt
Steering Threshold Voltage
2.2
2.5
V
RIN
Input Impedance (Signal
Inputs 1,2)
@ 1 KHz
8
M
VREF
Output Voltage
No Load
2.4
2.8
V
AVOL
DC Open Loop Voltage Gain
65
dB
ROR
Output Resistance
10
k
AC ELECTRICAL CHARACTERISTICS (VCC = 5.0 V, TA =+25
°C, F
CLK = 3.579545 MHz)
Guaranteed Limits
Parameter
Min
Typ
Max
Unit
Notes
SIGNAL CONDITION
Valid Input Signal
MIN
27.5
mVRMS
Level (each tone of composite
signal)
MAX
883
m VRMS
Freq. Deviation Accept Limit
±1.5
%
Freq. Deviation Reject Limit
±3.5
%
Third Tone Tolerance
-16
dB
Dial Tone Tolerance
18
22
TIMING REQUIREMENTS (VCC = 5.0 V, TA = +25
°C, F
CLK = 3.579545 Mhz)
Symbol
Parameter
Guaranteed
Limits
Notes


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