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參數(shù)資料
| 型號(hào)： | AS2525 |
| 廠商： | AUSTRIAMICROSYSTEMS AG |
| 元件分類： | 無(wú)繩電話/電話 |
| 英文描述： | Single-Chip Handsfree Phone CMOS Integrated Circuit |
| 中文描述： | TELEPHONE MULTIFUNCTION CKT, PQFP44 |
| 封裝： | TQFP-44 |
| 文件頁(yè)數(shù)： | 7/26頁(yè) |
| 文件大?。?/td> | 264K |
| 代理商： | AS2525 |
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Preliminary
AS2525
Rev. 1.3
Page 7
May 1999
Parameter
Symbol
Procedure:
[PG] + [0] + (Password) +
Default
Options
Flash 1 During LD
[#] + [
] +
[1] = on
[0] = off
Flash 2 During LD
[#] + [#] +
[0] = off
[1] = on
Extended LCD
Symbols
[9] + [1] +
[0] = off
[1] = on
Tx Soft Clip,
Handsfree
[9] + [2] +
[1] = on
[0] = off
Rx Soft Clip,
Handsfree
[9] + [3] +
[1] = on
[0] = off
Voice Switching,
Speed
[9] + [4] +
[1] = x 2
[0] = x 1; [2] = x 4; [3] = x 8
Handset/Headset
Volume
[9] + [5] +
[1] = reset by
on/off-hook
[0] = setting is maintained
LCD Test
[9] + [6]
Turns on all segments, pressing any further key
turns on all digits “1” and all symbols off.
Temporary MF by
with tone
[9] + [7] +
[0] = off
[1] = on
Key Lock Function
[9] + [8] +
[1] =
available
[0] = not available
Pin Select “DM/HM”
DM/HM
[9] + [9] +
[1] = MF/LD
[0] = Handset/Headset
Ringer Off Function
[9] + [0] +
[1] =
available
[0] = not available
Key Test
[9] + [
] +
Any key pressure turns the LED on
Volume Control on
Handset
[9] + [#] +
[1] = enabled
[0] = disabled
The above parameters are programmable using a password (0123) through external EEPROM. All procedures
must be terminated by pressing the [PG] key. Software for factory settings is available on request.
The programming of timings is done by using a HEX data code as follows:
C4
C3
C2
C1
4
5
6
2
3
0
7
8
9
1
A
(
M1)
E
(
M5)
R1
R2
R3
B
(
M2)
C
(
M3)
F
(
M6)
D
(
M4)
Figure 5: Keys for HEX-code entry
Data = 4096 - (f
OSC
/(512
12)
T
(T = Time; f
OSC
= 3.58 MHz)
Table 4: Timing selection by HEX code
Parameter
Default
HEX
Binary Data
Inter-digit pause
840 ms
E17
1111 0001 0111
Tone duration
82 ms
FD0
1111 1101 0000
Inter-tone pause
82 ms
FD0
1111 1101 0000
Flash 1
101 ms
FC4
1111 1100 0100
Flash 2
285 ms
F5A
1111 0101 1010
Pause 1
1 sec
DB9
1101 1011 1001
Pause 2
3 sec
92C
1001 0010 1100
Post-digit pause
33 ms
FED
1111 1110 1101
Post-flash pause
274
F60
1111 0110 0000
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AS2534ET | Multi-Standard CMOS Single Chip Telephone IC with Dual Soft Clipping |
| AS2535 | Multi-Standard CMOS Single Chip Telephone IC with Dual Soft Clipping |
| AS2535P | Multi-Standard CMOS Single Chip Telephone IC with Dual Soft Clipping |
| AS2535T | Multi-Standard CMOS Single Chip Telephone IC with Dual Soft Clipping |
| AS2536 | Multi-Standard CMOS Single Chip Telephone IC with Dual Soft Clipping |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AS2525 DB | 功能描述:AS2525 - Telecom Evaluation Board 制造商:ams 系列:- 零件狀態(tài):停產(chǎn) 主要用途:電信 嵌入式:- 使用的 IC/零件:AS2525 主要屬性:- 輔助屬性:- 所含物品:板 標(biāo)準(zhǔn)包裝:1 |
| AS2525_1 | 制造商:AMSCO 制造商全稱:austriamicrosystems AG 功能描述:Single-Chip Handsfree Phone CMOS Integrated Circuit |
| AS2525B | 功能描述:電信線路管理 IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray |
| AS2525B-T | 功能描述:IC HANDSFREE TELEPH CMOS 44-TQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 濾波器 - 有源 系列:* 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1,000 系列:- 濾波器類型:連續(xù)時(shí)間，帶通低通 頻率 - 截止或中心:150kHz 濾波器數(shù):4 濾波器階數(shù):8th 電源電壓:4.74 V ~ 11 V，±2.37 V ~ 5.5 V 安裝類型:表面貼裝 封裝/外殼:28-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:28-SOIC W 包裝:帶卷 (TR) |
| AS2525-DB | 制造商:AMS 功能描述:BOARD DEMO FOR AS2525 制造商:ams 功能描述:AS2525 Demo Board |
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