参数资料
型号: AS2540
厂商: ams
文件页数: 14/19页
文件大小: 0K
描述: IC TELEPHONE CMOS MULTIFU 28SOIC
标准包装: 27
系列: *
Data Sheet AS2540
austriamicrosystems
Revision 3.1
Page 3 of 18
Pin #
Symbol
Function
25
OSC
Oscillator Input
Input for ceramic resonator 3.58MHz.
Recommended type: Murata CSA 3.58MG312AM or compatible
12
AGND
Analogue Ground
Special ground for the internal amplifiers
26
RXD
Receive Data Input
Schmitt trigger input to serial interface
27
TXD
Transmit Data Output
Open drain output from serial interface
20
21
R1
R2
Keyboard
Rows
22
23
24
C1
C2
C3
Keyboard
Columns
10
ROT
Receive Output to Transformer
Output for driving a transformer with an ac impedance larger than 10k
1TIT
Transformer Input from Transformer
Single ended input for transformer
9ROH
Receive Output to Handset
Output for driving a dynamic earpiece with an impedance from 150
to 300
13
14
M2
M1
Microphone Inputs
Differential inputs for the microphone (electret)
ams
AG
Technical
content
still
valid
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相关代理商/技术参数
参数描述
AS2540_04 制造商:AMSCO 制造商全称:austriamicrosystems AG 功能描述:Remote Controlled Single-Chip-Telephone
AS2540-7R 功能描述:EURO-CASSETTE 100W 2X 15V RoHS:否 类别:电源 - 外部/内部(非板载) >> DC DC Converters 系列:* 标准包装:1 系列:Quint 类型:隔离 输入电压:24V 输出:24V 输出数:1 输出 - 1 @ 电流(最大):24 VDC @ 50A 输出 - 2 @ 电流(最大):- 输出 - 3 @ 电流(最大):- 输出 - 4 @ 电流(最大):- 功率(瓦特):1200W 安装类型:底座安装 工作温度:0°C ~ 40°C 效率:- 封装/外壳:模块 尺寸/尺寸:4.33" L x 9.09" W x 6.14" H(110mm x 231mm x 156mm) 包装:散装 电源(瓦特)- 最大:1200W 批准:- 其它名称:277-69722866365-NDQUINT-BAT/24DC/12AH
AS2540-9R 制造商:Power-One 功能描述:DCDC - Bulk
AS2540Q 制造商:AMSCO 制造商全称:austriamicrosystems AG 功能描述:Remote Controlled Single-Chip-Telephone
AS2540T 制造商:AMS 功能描述:REMOTE CNTRLD SNGL-CHIP TELE