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鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉锛� | AS2533 |
| 寤犲晢锛� | ams |
| 鏂囦欢闋佹暩(sh霉)锛� | 21/26闋� |
| 鏂囦欢澶у皬锛� | 0K |
| 鎻忚堪锛� | IC TELEPHONE CMOS MULTIFU 28SOIC |
| 妯欐簴鍖呰锛� | 27 |
| 绯诲垪锛� | * |
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Data She et AS25 33-36
austriamicrosystems
Revision 8.10
Page 3 of 25
Pin #
Symbol
Function
17
18
19
20
R4
R3
R2
R1
Keyboard Rows
(see key arrangements in Figure 2, Figure 3 and Figure 4)
21
FCI
Frequency Comparator Input
This is a Schmitt trigger input for ring frequency discrimination. Disabled during off-hook.
22
LED
LED Output Driver
Output for driving an LED that will be flashing when in Program/Mute state.
23
24
M1
M2
Microphone Inputs
Differential inputs for the microphone (electret).
25
CS
Current Shunt Control Output
This N-channel open drain output controls the external high power shunt transistor for the modulation
of the line voltage and for shorting the line during make period of pulse dialing.
26
VSS
Negative Power Supply
27
LI
Line Input
This input is used for power extraction and line current sensing.
28
RI
Receive Input
This is the input for the receive signal.
1
LS
Line Current Sense Input
This is the input for sensing the line current.
2
MFL
MF Level Setting
A voltage divider connected from this pin to AGND and VSS can be used to set the DTMF level.
3
RO
Receive Output
This is the output for driving a dynamic earpiece with an impedance of 150 to 300
.
Selection Overview
Function
AS2533
AS2534/34R
AS2535
AS2536
Direct memories (one-key)
4
0
12
4
Indirect memories (two-key)
10
0
10
Repeat dialing
yes
no
yes
LNR key
yes
Pause insertion by LNR key
yes
Pause (PS) key
yes
no
yes
P/M or MT key
P/M
Tone/Pulse (T/P) key
yes
no
yes
Temporary MF by * key
yes
Centrex (A - D) keys
yes
no
yes
Volume (VOL, 鈥�/+) keys
yes
Volume reset by off-hook
yes
no
yes
no
Programming of tone ringer
yes
AS2534:yes
AS2534R: no
yes
R3 Flash duration
600 ms
The corresponding product (AS2533-36) can be selected via bond-options (see chapter 鈥淏ond options鈥� for details).
ams
AG
Technical
content
still
valid
鐩搁棞PDF璩囨枡 |
PDF鎻忚堪 |
|---|---|
| AS2536 | IC TELEPHONE CMOS MULTIFU 28SOIC |
| AS2540-T | IC TELEPHONE CMOS MULTIFU 28SOIC |
| AS8002-AQFP | IC CURRENT MEASURE SOLAR 16VQFN |
| AS8501-ASOT | IC CURRENT MEASURE SOLAR 16-SOIC |
| AS8510-ASST | IC BATTERY MANAGEMENT 20-SSOP |
鐩搁棞浠ｇ悊鍟�/鎶€琛撳弮鏁�(sh霉) |
鍙冩暩(sh霉)鎻忚堪 |
|---|---|
| AS2533/34B/35/36 DB | 鍒堕€犲晢:ams 鍔熻兘鎻忚堪:Demo Board |
| AS2533/34B/35/36-DB | 鍒堕€犲晢:ams 鍔熻兘鎻忚堪:AS2533/34B/25/36 Demo Board |
| AS2533_1 | 鍒堕€犲晢:AMSCO 鍒堕€犲晢鍏ㄧū:austriamicrosystems AG 鍔熻兘鎻忚堪:Multi-Standard CMOS Telephone IC for Basic Telephones |
| AS2533_11 | 鍒堕€犲晢:AMSCO 鍒堕€犲晢鍏ㄧū:austriamicrosystems AG 鍔熻兘鎻忚堪:Multi-Standard CMOS Telephone IC for Basic Telephones |
| AS2533F | 鍒堕€犲晢:AMSCO 鍒堕€犲晢鍏ㄧū:austriamicrosystems AG 鍔熻兘鎻忚堪:Multi-Standard CMOS Telephone IC for Basic Telephones |
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