73K324L-IGT ETC [List of Unclassifed Manufacturers], 73K324L-IGT Datasheet - Page 19

• Manufacturer Part Number: 73K324L-IGT
• Description: CCITT V.22bis, V.22, V.21, V.23, Bell 212A Single-Chip Modem
• Manufacturer: ETC [List of Unclassifed Manufacturers]

DYNAMIC CHARACTERISTICS AND TIMING
(TA = -40 C to +85 C, VDD = recommended range unless otherwise noted)
PARAMETER
QAM/DPSK Modulator
FSK Modulator/Demodulator
2100 Hz Answer Tone Generator
DTMF Generator
Receiver Dynamic Range
Call Progress Detector
NOTE: Parameters expressed in dBm0 refer to the following definition:
Refer to the Basic Box Modem diagram in the Applications section for the DAA design.
Carrier Suppression
Output Amplitude
Output Freq. Error
Transmit Level
TXA Output Distortion
Output Bias Distortion at RXD
Output Jitter at RXD
Sum of Bias Distortion and
Output Jitter at RXD
Output Amplitude
Output Distortion
Freq. Accuracy
Output Amplitude
Output Amplitude
Twist
Detect Level
Reject Level
Delay Time
Hold Time
Hysteresis
0 dB loss in the Transmit path from TXA to the line
2 dB gain in the Receive path from the line to RXA
Not in V.21 mode
In Call Init mode
CONDITION
Measured at TXA
TX scrambled marks
ATT= 0100 (default)
CLK = 11.0592 MHz
ATT = 0100 (Default)
Transmit Dotting Pattern
All products through BPF
Dotting Pattern measured at RXD
Receive Level -20 dBm, SNR 20 dB
Integrated for 5 seconds
Integrated for 5 seconds
ATT = 0100 (Default Level)
Not in V.21 or V.23 Mode
Distortion products in receive band
Low Band, ATT = 0100
High Band, ATT = 0100
High-Band to Low-Band
Refer to Performance Curves
460 Hz input signal
-70 dBm0 to -30 dBm0 STEP
-30 dBm0 to -70 dBm0 STEP
@ 460 Hz input signal
CCITT V.22bis, V.22, V.21, V.23, Bell 212A
19
-11.5
-11.5
-11.5
-0.03
MIN
-.31
-10
-15
-15
-10
1.0
-43
-34
35
-8
2
Single-Chip Modem
NOM
-10.0
-10.0
-10
2.0
+0.20
+0.25
MAX
+10
+15
+15
-3.0
-45
-40
3.0
-40
25
25
-9
-9
-9
-8
-6
0
73K324L
dBm0
dBm0
dBm0
dBm0
dBm0
dBm0
dBm0
dBm0
UNIT
ms
ms
dB
dB
dB
dB
dB
%
%
%
%
%