sm8220 Nippon Precision Circuits Inc, (NPC), sm8220 Datasheet - Page 5

• Manufacturer Part Number: sm8220
• Description: Calling Number Identification Receiver Ic
• Manufacturer: Nippon Precision Circuits Inc, (NPC)

AC CHARACTERISTICS
TYPICAL BAND-PASS FILTER FREQUENCY RESPONSE
SWITCHING CHARACTERISTICS
(Relative to 1700 Hz @ −34 dBm input level)
End of Data to Carrier Detect High
Band Pass Filter Frequency Response
Carrier Detect Acquisition Time
(relative to 1700 Hz @ −34 dBm
(V
Carrier Detect OFF Sensitivity
Carrier Detect ON Sensitivity
Power Down Low to
Power Down Low to
DD
Oscillator Start Up
FSK Data Detect
Oscillator Frequency
= 5.0V, GND= 0V, f
Input Sensitivity
TIP, RING pin
Parameter
Input Level
input level)
Parameter
-100
-20
-40
-60
-80
20
0
0
CLK
(V
DD
= 3.579545MHz, Ta= −20 to 85 ˚C, 0dBm= 0.7746Vrms @ 600Ω unless otherwise noted)
= 5.0V, GND= 0V, f
Symbol
t
t
t
t
DOSC
SUPD
DAQ
DCH
Symbol
CD
CD
DISCONTINUED
f
CLK
1000
OFF
ON
SM8220/SM8221
PRODUCT
TIP, RING pin
Condition
CLK
Frequency (Hz)
CDET pin
CDET pin
≥10000Hz
Condition
V
V
1200 Hz
2200Hz
4000Hz
= 3.579545MHz, Ta= 25 ˚C, C
DD
DD
60Hz
= 5V
= 3V
2000
−0.1%
MIN
MIN
−55
3000
3.579545
NIPPON PRECISION CIRCUITS-5
Rating
Rating
TYP
TYP
−48
−80
−43
−54
−48
−51
L
−1
10
10
10
= 50pF unless otherwise noted)
0
5
4000
+0.1%
MAX
MAX
−15
−18
−44
MHz
Unit
dBm
dBm
dBm
dBm
Unit
dB
ms
ms
ms
ms