73k322l ETC-unknow, 73k322l Datasheet - Page 18

• Manufacturer Part Number: 73k322l
• Description: Ccitt V.23, V.22, V.21 Single-chip Modem
• Manufacturer: ETC-unknow

CCITT V.23, V.22, V.21
Single-Chip Modem
DYNAMIC CHARACTERISTICS AND TIMING
(TA = -40°C to +85°C, VDD = Recommended range unless otherwise noted.)
PARAMETER
DPSK Modulator
FSK Modulator
Output Bias Distortion
Total Output Jitter
DTMF Generator
Long Loop Detect
Dynamic Range
Note:
Carrier Suppression
Output Amplitude
Output Freq. Error
Transmit Level
Harmonic Distortion
in 700-2900 Hz band
Freq. Accuracy
Output Amplitude
Output Amplitude
Twist
Parameters expressed in dBm0 refer to the following definition:
Refer to the Basic Box Modem diagram in the Applications section for the DAA design.
0 dB loss in the Transmit path to the line.
2 dB gain in the Receive path from the line.
CONDITION
Measured at TXA
TX scrambled marks
CLK = 11.0592 MHz
THD in the alternate band
DPSK or FSK
Transmit Dotting Pattern
In ALB @ RXD
Random Input in ALB @ RXD
Must be in V.22 mode
Low Band, V.22 mode
High Band, V.22 mode
High-Band to Low-Band, V.22 mode
With Sinusoid
Refer to Performance Curves
Transmit Dotting Pattern
18
-11.5
-0.35
-11.5
-0.25
MIN
-10
-10
-38
1.0
45
-8
NOM
-10
-10
-60
2.0
±3
45
-7
-9
+0.35
+0.25
MAX
+10
-50
3.0
-28
-9
-9
-8
-6
dBm0
dBm0
dBm0
dBm0
dBm0
UNIT
dB
dB
dB
dB
%
%
%
%