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| CD22204_02 Datasheet, PDF (2/5 Pages) Intersil Corporation – 5V Low Power Subscriber DTMF Receiver | |||
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CD22204
Absolute Maximum Ratings (Note 1)
DC Supply Voltage (VDD) (Referenced to VSS Terminal) . . . . . . .7V
Power Dissipation
TA = 25oC (Derate above TA = 25oC at 6.25mW/oC . . . . . . .65mW
Input Voltage Range
All Inputs Except Analog In . . . . . . . . . . . . . . (VDD 0.5V) to -0.5V
Analog in Voltage Range . . . . . . . . . . . . . (VDD 0.5V) to (VDD -10V)
DC Current into any Input or Output . . . . . . . . . . . . . . . . . . . . . . ±20mA
Thermal Information
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . .175oC
Maximum Storage Temperature Range . . . . . . . . . -65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC
Operating Conditions
Temperature Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . 0oC to 70oC
CAUTION: Stresses above those listed in âAbsolute Maximum Ratingsâ may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Electrical Specifications 0oC ⤠TA ⤠70oC, VDD = 5V ±10%.
PARAMETER
TEST CONDITIONS
MIN
TYP
Frequency Detect Bandwidth
±(1.5 + 2Hz)
±2.3
Amplitude for Detection
Each Tone
-32
-
(Note 3)
Minimum Acceptable Twist
Twist = H-L----oi--g-w--h----T-T---o-o--n-n---ee--
-8
-
MAX
±3.5
-2
UNITS
% of fO
dBm Referenced to 600â¦
+4
dB
60Hz Tolerance
Dial Tone Tolerance
âPreciseâ Dial Tone
-
-
-
-
Talk Off
Mitel Tape #CM7291
-
Digital Outputs (except XOUT)
â0â Level, 400µA Load
0
Digital Inputs
â1â Level, 200µA Load
â0â Level
VDD -0.5
0
Supply Current
Noise Tolerance
â1â Level
TA = 25oC
Mitel Tape #CM7291
(Note 2)
0.7VDD
-
-
Input Impedance
VDD ⥠VIN ⥠(VDD -10)
100kâ¦//15pF
NOTES:
1. Unused inputs must be connected to VDD or VSS as appropriate.
2. Bandwidth limited (3kHz) Gaussian noise.
3. Lower minimum available, please contact sales office.
(-32dBm = 19.45mVRMS, -2dBm = 0.615mVRMS)
2
-
-
-
-
10
-
300kâ¦
0.8
0
-
0.5
VDD
0.3VDD
VDD
20
-12
-
VRMS
dB Referenced to Lower
Amplitude Tone
Hits
V
V
V
V
mA
dB Referenced to Lowest
Amplitude Tone
2
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