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參數(shù)資料
| 型號： | AN1500A |
| 廠商： | SAMES |
| 英文描述： | SINGLE CHIP TELEPHONE DEMO BOARD |
| 中文描述： | 單芯片電話演示板 |
| 文件頁數(shù)： | 26/27頁 |
| 文件大?。?/td> | 623K |
| 代理商： | AN1500A |
第1頁第2頁第3頁第4頁第5頁第6頁第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁當(dāng)前第26頁第27頁
AN1500A
26/27
sames
Designator
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
R15
R16
R17
R18
R19
R20
R21, R23
R22
R24
R25
R26
S1-S17
SW1
VR1
X1
Z1
Z2
Z3
Part Type
not fitted
not fitted
220k
150k
1M
10k
30
300
2k7
3k3
330k
not fitted
100k
510R
not fitted
2K2
1K1
not fitted
short circuited
short circuited
1K
SPST
SW-HOOK
150V
3.58MHz
LINE
Handset
Ringer
Description
Line Current sensing resistor for Q5
Pull-up resistor, HS input current limitation
Base resistor for Q2
Base shunt resistor for Q2
Base/gate series resistor for Q1
Sensing resistor for DC-mask and Line current
Side tone balance bridge resistor
Side tine network
Side tone network
Leakage current supply during On-Hook
Ringing impedance
Pull-up resistor for Q4
Low pass filter for ringer capacitance
Series resistor for LED1
Filter for electret hanset microphone supply
Supply for electret microphone
TX Frequency response shaping
RX Frequency response shaping
RX Frequency response shaping
Series resistor for LED2
Keypad Switches
Telephone Hook switch
Varistor, surge protection
Ceramic resonator
AMP modular connector
AMP modular connector
Piezo ringer connector
Applications based on the SA2531/2 are continuously updated. Ask your local distributor or SAMES sales office for
available papers.
25 Applications
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