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參數(shù)資料
| 型號(hào)： | 73K322L-IP |
| 廠商： | TDK Corporation |
| 英文描述： | CCITT V.23, V.22, V.21 Single-Chip Modem |
| 中文描述： | 國(guó)際電話電報(bào)諮詢委員會(huì).23，.22，.21單芯片調(diào)制解調(diào)器 |
| 文件頁(yè)數(shù)： | 13/30頁(yè) |
| 文件大?。?/td> | 288K |
| 代理商： | 73K322L-IP |
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73K322L
CCITT V.23, V.22, V.21
Single-Chip Modem
13
TONE REGISTER
D7
D6
D5
D4
D3
D2
D1
D0
TR
011
RXD
OUTPUT
CONTR.
TRANSMIT
GUARD/
CALLING
TONE
TRANSMIT
ANSWER
TONE
TRANSMIT
DTMF
DTMF 3
DTMF 2/
V.23 FDX
DTMF 1/
OVER-
SPEED
DTMF 0/
G.T./ANSW./
SP. TONE/
SELECT
BIT NO.
NAME
CONDITION
DESCRIPTION
D6 D5
D4 D0
D0 interacts with bits D6, D4, and CR0 as shown.
X
X
1
X
Transmit DTMF tones.
1
X
0
0
Select 1800 Hz guard tone if in V.22 and Answer mode in
CR0.
1
X
0
1
Select 550 Hz guard tone if in V.22 and Answer mode in
CR0.
X
X
0
0
Mark of an FSK mode selected in CR0 is to be detected
in D2 of DR.
2100 Hz answer tone will be detected in D2 of DR if V.21
or V.22 Originate mode is selected in CR0.
X
X
0
1
1300 Hz calling tone will be detected in D2 of DR if V.21,
or V.22 Answer mode is selected in CR0.
X
1
0
0
Transmit 2225 Hz Answer Tone
D0
DTMF 0
Guard Tone/
Answer Tone
Special Tone/
Detect/Select
X
1
0
1
Transmit 2100 Hz Answer Tone
D4
D1
D1 interacts with D4 as shown.
0
0
Asynchronous DPSK 1200 or 600 bit/s +1.0% -2.5%.
D1
DTMF 1/
Overspeed
0
1
Asynchronous DPSK 1200 or 600 bit/s +2.3% -2.5%.
0
Half-duplex asymmetric operation in V.23 mode.
D2
DTMF 2/
V.23 FDX
1
Full-duplex (4-wire) operation in V.23 mode.
D3 D2
D1 D0
Programs 1 of 16 DTMF tone pairs that will be
transmitted when TX DTMF and TX enable bit (CR0, bit
D1) are set. Tone encoding is shown below:
KEYBOARD
EQUIVALENT
DTMF CODE
D3 D2 D1 D0
TONES
LOW
HIGH
1
0
0
0
1
697
1209
2
0
0
1
0
697
1336
3
0
0
1
1
697
1477
4
0
1
0
0
770
1209
5
0
1
0
1
770
1336
6
0
1
1
0
770
1477
D3, D2,
D1, D0
DTMF 3,
2, 1, 0
0
1
0
1
0
1
0 -
1
7
0
1
1
1
852
1209
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 73K322L | CCITT V.23, V.22, V.21 Single-Chip Modem(CCITT V.23, V.22, V.21單片Modem) |
| 73M223 | 1200 Baud FSK Modem |
| 73M223-CL | 1200 Baud FSK Modem |
| 73M223-CP | 1200 Baud FSK Modem |
| 73M2901CL | V.22 BIS SINGLE CHIP MODEM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 73K324BL | 制造商:TERIDIAN 制造商全稱:TERIDIAN 功能描述:Single-Chip Modem w/ Integrated Hybrid |
| 73K324BL-IGT | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single-Chip Modem w/Integrated Hybrid |
| 73K324BL-IH | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single-Chip Modem w/Integrated Hybrid |
| 73K324BL-IH/F | 功能描述:電信集成電路 Single Chip Modem w/Integrated Hybrid RoHS:否 制造商:STMicroelectronics 類型:Telecom IC - Various 工作電源電壓:4.75 V to 5.25 V 電源電流: 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFP-100 封裝:Tray |
| 73K324BL-IHR/F | 功能描述:電信集成電路 Single Chip Modem w/Integrated Hybrid RoHS:否 制造商:STMicroelectronics 類型:Telecom IC - Various 工作電源電壓:4.75 V to 5.25 V 電源電流: 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFP-100 封裝:Tray |
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