73k222al ETC-unknow, 73k222al Datasheet - Page 17

• Manufacturer Part Number: 73k222al
• Description: V.22, V.21, Bell 212a, Single-chip Modem
• Manufacturer: ETC-unknow

ELECTRICAL SPECIFICATIONS
DYNAMIC CHARACTERISTICS AND TIMING
(TA = -40 C to +85 C, VDD = recommended range unless otherwise noted.)
PARAMETER
PSK Modulator
FSK Mod/Demod
Output Bias Distortion
Total Output Jitter
DTMF Generator
Long Loop Detect
Dynamic Range
Call Progress Detector
NOTE: Parameters expressed in dBm0 refer to the following definition:
Carrier Suppression
Output Amplitude
Output Frequency Error
Transmit Level
Harmonic Distortion
in 700-2900 Hz band
Frequency Accuracy
Output Amplitude
Output Amplitude
Twist
Detect Level
Reject Level
Delay Time
Hold Time
Hysteresis
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
Transmit Dotting Pattern
THD in the alternate band
DPSK or FSK
Transmit Dotting Pattern
in ALB @ RXD
Random Input in ALB @ RXD
Low Band, DPSK Mode
High Band, DPSK Mode
High-Band to Low-Band, DPSK Mode
DPSK or FSK
Refer to Performance Curves
2-Tones in 350-600 Hz band
2-Tones in 350-600 Hz band
-70 dBm0 to -30 dBm0 STEP
-30 dBm0 to -70 dBm0 STEP
(continued)
17
V.22, V.21, Bell 212A, 103
-11.5
-0.35
-11.5
-0.25
Single-Chip Modem
MIN
-15
-10
1.0
-38
-34
55
27
27
-8
2
NOM
-10.0
-10.0
-60
2.0
±8
45
-9
-7
73K222AL
+0.35
+0.25
MAX
+15
-50
3.0
-28
-41
80
80
-9
-9
-8
-6
0
dBm0
dBm0
dBm0
dBm0
dBm0
dBm0
dBm0
UNIT
ms
ms
dB
dB
dB
dB
dB
%
%
%
%