73k222al ETC-unknow, 73k222al Datasheet - Page 18
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73k222al
Manufacturer Part Number
73k222al
Description
V.22, V.21, Bell 212a, Single-chip Modem
Manufacturer
ETC-unknow
Datasheet
1.73K222AL.pdf
(28 pages)
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Quantity
Price
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Part Number:
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Manufacturer:
AD
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73K222AL
V.22, V.21, Bell 212A, 103
Single-Chip
DYNAMIC CHARACTERISTICS AND TIMING
PARAMETER
Carrier Detect
Answer Tone Detector
Output Smoothing Filter
Clock Noise
Carrier VCO
Capture Range
Capture Time
Recovered Clock
Threshold
Delay Time
Hysteresis
Hold Time
Detect Level
Delay Time
Hold Time
Detect Frequency Range
Output load
Spurious Frequency Comp.
TXA pin Output Impedance
Capture Range
Data Delay Time
CONDITION
DPSK or FSK
Receive data
-70 dBm0 to -30 dBm0 STEP
Single tone detected
-30 dBm0 to -70 dBm0 STEP
Not in V.21 mode
-70 dBm0 to -30 dBm0 STEP
-30 dBm0 to -70 dBm0 STEP
TXA pin; FSK Single
Tone out for THD = -50 db
in 0.3 to 3.4 kHz
Frequency = 76.8 kHz
Frequency = 153.6 kHz
TXA pin; 76.8 kHz
Originate or Answer
-10 Hz to +10 Hz Carrier
Frequency Change Assum.
% of frequency
center frequency
(center at 1200 Hz)
Analog data in at RXA pin to
receive data valid at RXD pin
(continued)
18
-49.5
-625
MIN
-2.5
-49
-10
15
10
20
10
10
2
NOM
200
3.0
40
30
MAX
+625
+2.5
300
+10
100
-42
-42
-39
-45
1.0
45
24
45
30
50
50
mVrms
dBm0
dBm0
dBm0
dBm0
UNIT
ppm
ms
ms
ms
ms
k
ms
ms
dB
Hz
pF
%