參數(shù)資料
型號(hào)： HC55120CM
廠商： HARRIS SEMICONDUCTOR
元件分類： 模擬傳輸電路
英文描述： IC-VLTG REG POS 12V-2A
中文描述： TELECOM-SLIC, PQCC28
文件頁數(shù)： 32/35頁
文件大小： 382K
代理商： HC55120CM
4-32
Basic Application Circuit
Pulse Metering 28 Lead PLCC Package
FIGURE 28. UniSLIC14 PULSE METERING BASIC APPLICATION CIRCUIT
V
TX
PTG
VRX
ZT
RSYNC_REV
ILIM
R
OH
RD
SHD
GKD_LVM
C1
C2
C3
V
CC
RRLY
CH
VBH
VBL
RDC_RAC
CDC
DR
DT
CRT_REV_LVM
C
1
+5V
RELAY
C
2
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
2
3
8
9
11
12
13
14
20
1
4
15
16
17
18
19
21
22
23
24
26
28
AGND
SPM
12/16kHz
PULSE METERING
INPUT SIGNAL
R
1
10
C7
+5V
-24V
C
5
-48V
C
6
25
27
TIP
RING
BGND
U2
5
6
7
C
8
C
9
+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 3. BASIC APPLICATION CIRCUIT COMPONENT LIST
COMPONENT
VALUE
TOLERANCE
RATING
U1 - SLIC
UniSLIC14 Family
N/A
N/A
U2 - Dual Asymmetrical Transient Voltage Suppressor
TISP1072F3
30
26.1k
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
2200pF
N/A
N/A
RP (Line Feed Resistors)
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
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 = 1.1V
PEAK
, Maximum simultaneous pulse metering
signal = 2.2V
RMS
, 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(guān)PDF資料
PDF描述
HC55121IM TRANSISTOR,BJT,NPN,70V V(BR)CEO,1.5A I(C),TO-39
HC55130IB IC-VLTG REG +6V TO220 ISO
HC55130IM IC-VLTG REG +9V TO220 ISO
HC55131 Low Power Universal SLIC Family
HC55131IM IC-VLTG REG+12V TO220 ISO
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HC55120CMZ 功能描述:電信線路管理 IC LW PWR SLIC 53DB BALANCE RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
HC55121 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Low Power Universal SLIC Family
HC55121IB 制造商:Rochester Electronics LLC 功能描述:LOW POWER,SLIC,POL/REV/METERING,5301B BALANCE - Bulk
HC55121IBZ 功能描述:電信線路管理 IC LW PWR SLIC POL/REV/MTRING 5301B RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
HC55121IM 制造商:Rochester Electronics LLC 功能描述:LOW PWR SLIC,POL REV/METERING,53DB BALANCE - Bulk
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