參數(shù)資料
型號： 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)： 6/35頁
文件大?。?/td> 382K
代理商： HC55120CM
4
FIGURE 4. LONGITUDINAL TO METALLIC AND LONGITUDINAL TO 4-WIRE BALANCE
FIGURE 5. METALLIC TO LONGITUDINAL AND 4-WIRE TO LONGITUDINAL
BALANCE
-
dB
Forward
Only
-
dB
-
dB
2-Wire Return Loss
Forward and Reverse
0.2kHz to 1.0kHz (Note 12, Figure 6)
1.0kHz to 3kHz (Note 12, Figure 6)
3kHz to 3.4kHz (Note 12, Figure 6)
30
23
21
35
25
23
Forward
Only
TIP IDLE VOLTAGE (User Programmable)
TIPX Idle Voltage
Forward and Reverse
RING IDLE VOLTAGE (User Programmable)
RINGX Idle Voltage
Forward and Reverse
Active, I
L
< 5mA
-2.6
-2.2
-1.8
V
Forward
Only
Forward
Only
Active, I
L
< 5mA
Tip open, I
L
< 5mA
Active, I
L
< 5mA
-46.4
-46.4
41
-45.3
-45.3
43.1
-44.2
-44.2
45
V
V
V
Forward
Only
Forward
Only
V
TR
Forward and Reverse
V
TR(ROH)
Pulse Metering
Forward and Reverse
Forward
Only
NA
Forward
Only
NA
Active, I
L
≥
8.5mA, R
OH
= 50k
36
38.1
-
V
NA
FIGURE 6. TWO-WIRE RETURN LOSS
FIGURE 7. OVERLOAD LEVEL (4-WIRE TRANSMIT PORT), OUTPUT OFFSET
VOLTAGE AND HARMONIC DISTORTION
Electrical Specifications
T
A
= -40
o
C to 85
o
C, V
CC
= +5V
±
5%, V
BH
= -48V, V
BL
= -24V, PTG = Open, R
P1
= R
P2
= 0
,
Z
T
= 120k
, R
LIM
= 38.3k
, R
D
= 50k
, RDC_RAC = 20k
,
R
OH
= 40k
, C
H
= 0.1
μ
F, C
DC
= 4.7
μ
F, C
RT/REV
= 0.47
μ
F, GND = 0V, RL = 600
. Unless Otherwise Specified.
()
Symbol used to indicate the test applies
to the part. (NA) symbol used to indicate the test does not apply to the part.
(Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
HC55120
HC55121
HC55130/1
HC55140/1
HC55142/3
HC55150/1
E
L
V
TR
C
R
LT
R
LR
2.16
μ
F
TIP
RING
V
TX
VRX
V
TX
E
TR
V
L
C
R
LT
R
LR
300
300
2.16
μ
F
TIP
RING
V
TX
VRX
E
RX
V
S
Z
D
R
LR
R
R
Z
IN
V
M
TIP
RING
V
TX
VRX
E
G
R
L
Z
L
V
TR
TIP
RING
V
TX
VRX
V
TX
600
H
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
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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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