參數資料
型號: HC55140
廠商: Intersil Corporation
英文描述: Low Power Universal SLIC Family
中文描述: 低功耗通用用戶接口家庭
文件頁數: 33/35頁
文件大小: 382K
代理商: HC55140
4-33
Basic Application Circuit
Voice Only 28 Lead SOIC Package
FIGURE 29. UniSLIC14 VOICE ONLY BASIC APPLICATION CIRCUIT
V
TX
V
RX
ZT
RSYNC_REV
ILIM
R
OH
RD
SHD
GKD_LVM
C1
C2
C3
V
CC
RRLY
CH
V
BH
V
BL
RDC_RAC
CDC
DR
DT
CRT_REV_LVM
C
1
+5V
RELAY
C
2
R
1
C
3
R
P
RING
TIP
R
P
R
2
R
3
V
BAT
RING
GENERATOR
CONTROL LOGIC
R
4
R
6
R
7
R
8
R
5
R
9
R
10
R
11
CODEC/FILTER
C
4
R
12
U1
1
3
4
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
27
C7
+5V
-24V
C
5
-48V
C
6
AGND
28
TIP
RING
BGND
U2
5
6
7
C
8
C
9
SPM
26
+5V OR
+12V
D
1
OPTIONAL
C10
C11
PERFORM TRANSHYBRID BALANCE
WHEN USING A NON-DSP CODEC.
NOT REQUIRED FOR DSP CODEC.
NOT REQUIRED FOR
NON-DSP CODEC’s.
REQUIRED FOR DSP CODEC’s
TABLE 4. BASIC APPLICATION CIRCUIT COMPONENT LIST
COMPONENT
VALUE
TOLERANCE
RATING
U1 - SLIC
UniSLIC14 Family
N/A
N/A
U2 - Dual Asymmetrical Transient Voltage Suppressor
TISP1072F3
N/A
N/A
RP (Line Feed Resistors)
30
21k
2M
41.2k
38.3k
33.2k
34.8k
107k
20k
400
0.1
μ
F
0.1
μ
F
0.1
μ
F
0.47
μ
F
4.7
μ
F
Matched 1%
2.0W
R1 (RDC_RAC Resistor)
1%
1/16W
R2, R3
1%
1/16W
R4 (RD Resistor)
1%
1/16W
R5 (ROH Resistor)
1%
1/16W
R6 (RILIM Resistor)
1%
1/16W
R7 (RSYNC_REV Resistor)
1%
1/16W
R8 (RZT Resistor)
1%
1/16W
R9, R10, R11
1%
1/16W
R12
5%
2W
C1 (Supply Decoupling), C2
20%
10V
C5 (Supply Decoupling)
20%
50V
C6 (Supply Decoupling)
20%
100V
C4, C7, C10, C11
20%
10V
C3
20%
50V
C8, C9
2200pF
20%
100V
D1, Recommended if the VBL supply is not derived from the VBH Supply
1N4004
-
-
Design Parameters
: Maximum on hook voltage = 0.775V
RMS
, Maximum Off hook Voice = 3.2V
PEAK
, Switch Hook Threshold = 12mA, Loop
Current Limit = 31mA, Synthesize Device Impedance = 540
(600 - 60), with 30
protection resistors, impedance across Tip and Ring terminals =
600
. Where applicable, these component values apply to the Basic Application Circuits for the HC55120, HC55121, HC55130/1, HC55140/1,
HC55142/3 and HC55150/1. Pins not shown in the Basic Application Circuit are no connect (NC) pins.
HC55120, HC55121, HC55130, HC55131, HC55140, HC55141, HC55142, HC55143, HC55150, HC55151
相關PDF資料
PDF描述
HC55140IB Low Power Universal SLIC Family
HC55140IM Low Power Universal SLIC Family
HC55141 Low Power Universal SLIC Family
HC55141IM Low Power Universal SLIC Family
HC55142 Low Power Universal SLIC Family
相關代理商/技術參數
參數描述
HC55140IB 制造商:Rochester Electronics LLC 功能描述: 制造商:Intersil Corporation 功能描述:
HC55140IBZ 功能描述:電信線路管理 IC LW PWR SLIC POLV 63DB BALANCE RoHS:否 制造商:STMicroelectronics 產品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
HC55140IM 制造商:Rochester Electronics LLC 功能描述:LOW PWR SLIC,POL REV,63DB BALANCE - Bulk
HC55140IMZ 功能描述:電信線路管理 IC LW PWR SLIC POLV 63DB BALANCE RoHS:否 制造商:STMicroelectronics 產品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
HC55141 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Low Power Universal SLIC Family