- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄382812 > 73K321L-IH (TDK Corporation) CCITT V.23, V.21 Single-Chip Modem PDF資料下載
參數(shù)資料
| 型號(hào)： | 73K321L-IH |
| 廠商： | TDK Corporation |
| 英文描述： | CCITT V.23, V.21 Single-Chip Modem |
| 中文描述： | 國際電話電報(bào)諮詢委員會(huì).23，.21單芯片調(diào)制解調(diào)器 |
| 文件頁數(shù)： | 15/24頁 |
| 文件大?。?/td> | 140K |
| 代理商： | 73K321L-IH |
73K321L
CCITT V.23, V.21
Single-Chip Modem
15
DYNAMIC CHARACTERISTICS AND TIMING
(TA = -40
°
C to +85
°
C, VDD = Recommended range unless otherwise noted.)
PARAMETER
FSK Modulator
CONDITION
MIN
NOM
MAX
UNIT
Output Freq. Error
CLK = 11.0592 MHz
-0.35
+0.35
%
Transmit Level
Transmit Dotting Pattern
THD in the alternate band FSK
-11.5
-10
-60
-9
-50
dBm0
dB
Harmonic Distortion
in 700-2900 Hz band
Output Bias Distortion
Transmit Dotting Pattern in ALB @ RXD
±3
%
Total Output Jitter
Random Input in ALB @ RXD
-10
+10
%
NOTE: Parameters expressed in dBm0 refer to the following definition:
0 dB loss in the Transmit path from TXA to the telephone line.
2 dB gain in the Receive path from the telephone line to RXA.
Refer to the Basic Box Modem diagram in the Applications section for the DAA design.
DTMF Generator
Frequency Accuracy
Output Amplitude
-0.25
-10
+0.25
-8
%
Low Band, CR0 bit D2=1
-9
dBm0
Output Amplitude
High Band, CR0 bit D2=1
-8
-7
-6
dBm0
Twist
Long Loop Detect
High-Band to Low-Band, as above
Not valid for V.23 back channel
1.0
-38
2.0
3.0
-28
dB
dBm0
Dynamic Range
Refer to Performance Curves
43
dB
Call Progress Detector
Detect Level
-3 dB points in 285 and 675 Hz
-38
dBm0
Reject Level
Test signal is a 460 Hz sinusoid
-45
dBm0
Delay Time
Hold Time
-70 dBm0 to -30 dBm0 STEP
-30 dBm0 to -70 dBm0 STEP
40
40
ms
ms
Hysteresis
2
dB
Carrier Detect
Threshold
Single Tone
-48
-43
dBm0
Delay Time
V.21
V.23 Forward Channel
10
6
20
12
ms
ms
V.23 Back Channel
25
40
ms
Hold Time
V.21
6
20
ms
V.23 Forward Channel
3
8
ms
V.23 Back Channel
Hysteresis
10
2
25
ms
dB
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 73K321L-IP | CCITT V.23, V.21 Single-Chip Modem |
| 73K321L | Miniature Switch, High Precision |
| 73K322L-IH | CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L-IP | CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L | CCITT V.23, V.22, V.21 Single-Chip Modem(CCITT V.23, V.22, V.21單片Modem) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 73K321L-IP | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.21 Single-Chip Modem |
| 73K322L | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L-IH | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K322L-IP | 制造商:TDK 制造商全稱:TDK Electronics 功能描述:CCITT V.23, V.22, V.21 Single-Chip Modem |
| 73K324BL | 制造商:TERIDIAN 制造商全稱:TERIDIAN 功能描述:Single-Chip Modem w/ Integrated Hybrid |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。