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SA2532P Datasheet

  • SA2532P

  • ONE MEMORY SINGLE CHIP TELEPHONE

  • 21頁

  • SAMES

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sames
SA2532P
ONE MEMORY SINGLE
CHIP TELEPHONE
Key Features
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Speech Circuit, LD/MF Dialler and Tone Ringer
on one 28 pin CMOS chip
Low Noise
31 digit Last Number Redial
Line Loss Compensation selectable by pin
option
2 Timed Break Recall keys
Moving Cursor protocol with comparison
On chip MF filter (CEPT CS 203 compatible)
Pause key for auto pause or wait function
Power down mode
Ring frequency discrimination
Selectable Loop-Disconnect or DTMF dialling
modes
Real or complex impedance programmable
Soft Clipping to avoid harsh distortion
Uses inexpensive 3.58MHz ceramic resonator
Operating range from 13 to 100 mA
3 Tone melody generator
General Description
The SA2532P is a CMOS integrated circuit that
contains all the functions needed to form a high
performance electronic telephone.
The device incorporates LD/MF repertory dialling,
melody generation, ring frequency discrimination
and a high quality speech circuit.
Soft switch into temporary MF mode using * when
LD mode is selected .Timed Break Recall will be
available in both LD and MF dialling modes.
A 31 digit Last Number Redial (LNR) memory, with
moving cursor protocol, activated by single key
depression.
Line Loss Compensation whereby send and receive
gains are adjusted (by 6dB) over the ranges
selected by the LLC pin.
Block Diagram
5M1
hook
2K2
Off
On
4 x 1N4004
BSS92
300
6K
680n
La
20
30
12V
Lb
LI
100K
10
+
1u
CI
LS
STB
RI
+
10u
A GND
220K
150K
2N5551
+
2K2
1M
Off
BC327
CS
Line Adaption
Power Extraction
DC Mask
LINE
CURRENT
SENSE
RO1
On
+
100u
RO2
SA2532P
1K8
VDD
M1
10n
V
DD
VSS
SOFT
CLIP
M2
100K
10n
1K8
MO
BC547B
MELODY
SEQUENCER
TONE
GENERATOR
MUTE
R4
R3
R2
DIALER
1N4148
12V
330K
FC1
RING
FREQUENCY
DISCRIMINATION
CONTROL
LOGIC
R1
OSC
RAM
510
330K
Ringer
18V
+
220K
10u
10n
HS/DP
MODE
LLC
OSC
1K
MODE_OUT
C1
C2
C3
C4
KEYPAD
+
470u
3.58MHz
5V1
DAT_SH05
PDS039-SA2532P-001
Rev. B
21-03-00

SA2532P相關(guān)型號PDF文件下載

  • 型號
    版本
    描述
    廠商
    下載
  • 英文版
    VOLTAGE RANGE: 5.0 - 440 V SA5.0A(CA) - SA440A(CA) AXIAL...
    SUNMATE/森美特
  • 英文版
    LED Lamp
    AUK
  • 英文版
    LED Lamp
    AUK [AUK c...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES
  • 英文版
    SINGLE CHIP TELEPHONE INTERFACE FOR KEYBOARD ENTRY VIA uC
    SAMES [Sam...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES [Sam...
  • 英文版
    SINGLE CHIP TELEPHONE POWER EXTRACTION FOR EXTERNAL LOADS
    SAMES [Sam...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE
    SAMES
  • 英文版
    SINGLE CHIP TELEPHONE INTERFACE FOR KEYBOARD ENTRY VIA uC
    SAMES [Sam...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE
    SAMES [Sam...
  • 英文版
    SINGLE CHIP TELEPHONE POWER EXTRACTION FOR EXTERNAL LOADS
    SAMES [Sam...
  • 英文版
    VOLTAGE RANGE: 5.0 - 440 V SA5.0A(CA) - SA440A(CA) AXIAL...
    SUNMATE/森美特
  • 英文版
    LED Lamp
    AUK
  • 英文版
    LED Lamp
    AUK [AUK c...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES [Sam...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES [Sam...
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES
  • 英文版
    VERSATILE SINGLE CHIP TELEPHONE WITH 14 NUMBER REPERTORY DIA...
    SAMES [Sam...

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