參數(shù)資料
型號(hào): SI3211-KT
廠商: Silicon Laboratories Inc
文件頁數(shù): 70/148頁
文件大?。?/td> 0K
描述: IC SLIC/CODEC PROG 1CH 38TSSOP
標(biāo)準(zhǔn)包裝: 50
系列: ProSLIC®
功能: 用戶線路接口概念(SLIC),CODEC
接口: PCM,SPI
電路數(shù): 1
電源電壓: 3.3V,5V
電流 - 電源: 88mA
功率(瓦特): 700mW
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 38-TFSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 38-TSSOP
包裝: 管件
包括: BORSCHT 功能,DTMF 生成和解碼,F(xiàn)SK 來電形顯示接收生成,脈沖測(cè)量生成,振鈴和電池電壓
Si3210/Si3211
28
Rev. 1.61
Not
Recommended
fo
r N
ew
D
esi
gn
s
Figure 15. Si321x Optional Equivalent Q5, Q6 Bias Circuit
The subcircuit above can be substituted into any of the ProSLIC solutions as an optional bias circuit for Q5 and Q6.
For this optional subcircuit, C7 and C8 differ in voltage and capacitance from the standard circuit. R23 and R24 are
additional components.
Table 18. Si321x Optional Bias Component Values
Component
Value
Package
Supplier/Part Number
C7,C8
100 nF, 100 V, X7R,
20%
1210
Murata, Johanson, Venkel
R23,R24
3.0 k
, 1/10 W, 5%
805
Table 19. Component Value Selection for Si3210/Si3210M
Component
Value
Package
Comments
R28
1/10 W, 1% resistor
For VDD = 3.3 V: 26.1 k
For VDD = 5.0 V: 37.4 k
805
R28 = (VDD + VBE)/148 A
where VBE is the nominal VBE for Q9
R29
1/10 W, 1% resistor
For VCLAMP = 80 V: 541 k
For VCLAMP = 85 V: 574 k
For VCLAMP =100 V: 676k
805
R29 = VCLAMP/148 A
where VCLAMP is the clamping voltage
for VBAT
R7
80.6
RRE
C7
100 nF
CRBN
Q4
5401
QTDN
C8
CTBN
100 nF
Q5
5551
QRP
R23
3.0k
RRBN0
R24
3.0k
RTBN0
Q3
5401
QRDN
R6
80.6
RTE
R12
5.1k
RRBN
R13
5.1k
RTBN
Q6
5551
QTN
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