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Winbond Electronics
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| Part No. |
w9135XN
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| OCR Text |
...tage v to row group, r l = 5 k w 130 150 170 mvrms pre-emphasis - col/row, v dd = 2.0 to 5.5v 123db dtmf distortion thd r l = 5 k w , v dd = 2.0 to 5.5v - -30 -23 db dtmf output dc level v tdc r l = 5 k w , v dd = 2.0 to 5.5v 1.0 - 3.... |
| Description |
13-Memory Tone/Pulse Dialer w/Handfree & Hold
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| File Size |
117.50K /
15 Page |
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it Online |
Download Datasheet
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SAMSUNG SEMICONDUCTOR CO. LTD.
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| Part No. |
S5T8610X01-Q0R0
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| OCR Text |
...ost read/write signal (r: high, w: low) 38 tck di test data input 39 td0 db test data input/output 40 td1 db test data input/output 41 td2 d...dtmf ao dtmf output for codec 59 rxo ao dac analog output for codec 60 vdda_cdc ap analog power for ... |
| Description |
DIGITAL CLP MODEM wITH ADPCM CODEC
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| File Size |
245.84K /
27 Page |
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it Online |
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SGS Thomson Microelectronics
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| Part No. |
AN349
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| OCR Text |
... f10 m f ++ external signal 560 w 18k w 12k w 100nf to loudspeaker amplifier 39k w 6.8k w 2.2 m f 270k w 1.5k w 1 m f ctp 120 w (670 90003) ...dtmf enp dcd zco xtal out xtal in rdi rfo wlo rao2 rai2 ato rai1 rao1 v+ atxi gndd gnda v- t s 7 5 1... |
| Description |
A VERY LOw COST AND POwERFUL SOLUTION FOR V.23 APPLICATION
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| File Size |
91.04K /
9 Page |
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it Online |
Download Datasheet |
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Zarlink
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| Part No. |
MT8880C
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| OCR Text |
...egister B I/O Control
2 CS R/w RS0
Steering Logic
Receive Data Register
ESt
St/GT
Figure 1 - Functional Block Diagram
1...dtmf clock/oscillator input. Connect a 4.7M resistor to VSS if crystal oscillator is used. OSC2 Cloc... |
| Description |
Integrated dtmf Transceiver
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| File Size |
747.14K /
22 Page |
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it Online |
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Atmel
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| Part No. |
U3760MB-N U3760MBN
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| OCR Text |
...
RDC
An external resistor (1 w) is required from this pin to GND to control the dc input impedance of the circuit. It has a nominal value...dtmf mode or pulse mode.
HKS
PD
37
BM
B/M
PD
38
MODE
MODE
39
DP
DP
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| Description |
Low-Voltage Standard Telephone Circuit
From old datasheet system
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| File Size |
289.21K /
20 Page |
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it Online |
Download Datasheet |
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Motorola
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| Part No. |
MC145740
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| OCR Text |
...12 11 DSI VDD VSS CLK EN DATA R/w TD DV VDD
BLOCK DIAGRAM
AGCout FC1 FC2
RxA
Rx GAIN CONTROL wITH AGC AMP
ANTI-ALIAS FILTER
HIGH-BAND BPF LOw-BAND BPF
TIMING CIRCUIT dtmf DETECTER
DV TD
DSI SMOOTHING FILTER AND Tx G... |
| Description |
MC145740 DUAL TONE MULTIPLE FREQUENCY LINE INTERFACE
Dual Tone Multiple Frequency Line Interface
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| File Size |
86.70K /
12 Page |
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it Online |
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