HC5526(2003) 데이터 시트보기 (PDF) - Intersil
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HC5526 Datasheet PDF : 20 Pages
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HC5526
Electrical Specifications TA = 0oC to 70oC, VCC = 5V ±5%, VEE = -5V ±5%, VBAT = -28V, AGND = BGND = 0V, RDC1 = RDC2 = 41.2kΩ,
RD = 39kΩ, RSG = ∞, RF1 = RF2 = 0Ω, CHP = 10nF, CDC = 1.5µF, ZL = 600Ω. (Continued)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LONGITUDINAL CURRENT LIMIT (TIP/RING)
Off-Hook (Active)
No False Detections (Loop Current),
LB > 45dB (Note 4, Figure 3A)
-
-
20
mAPEAK/
Wire
On-Hook (Standby), RL = ∞
No False Detections (Loop Current)
(Note 5, Figure 3B)
-
-
5
mAPEAK/
Wire
368Ω
C
EL
A TIP
27
39kΩ
RD
2.16µF
-5V
RSN
16
RDC2
RDC1
41.2kΩ
CDC
368Ω
A RING RDC
28 DET 14 41.2kΩ 1.5µF
368Ω
2.16µF C
EL
2.16µF C
368Ω
A TIP
27
39kΩ
RD
-5V
RSN
16
RDC2
A
RING
RDC
28
14 41.2kΩ
DET
RDC1
41.2kΩ
CDC
1.5µF
FIGURE 3A. OFF-HOOK
FIGURE 3B. ON-HOOK
FIGURE 3. LONGITUDINAL CURRENT LIMIT
OFF-HOOK LONGITUDINAL BALANCE
Longitudinal to Metallic
IEEE 455 - 1985, RLR, RLT = 368Ω,
0.2kHz < f < 4.0kHz (Note 6, Figure 4)
53
60
-
dB
Longitudinal to Metallic
RLR, RLT = 300Ω, 0.2kHz < f < 4.0kHz
(Note 6, Figure 4)
53
60
-
dB
Metallic to Longitudinal
FCC Part 68, Para 68.310
0.2kHz < f < 1.0kHz
50
55
-
dB
1.0kHz < f < 4.0kHz (Note 7)
50
55
-
dB
Longitudinal to 4-Wire
0.2kHz < f < 4.0kHz (Note 8, Figure 4)
53
60
-
dB
Metallic to Longitudinal
RLR, RLT = 300Ω, 0.2kHz < f < 4.0kHz
(Note 9, Figure 5)
50
55
-
dB
4-Wire to Longitudinal
0.2kHz < f < 4.0kHz (Note 10, Figure 5)
50
55
-
dB
RLT
TIP
VTX
27
19
EL C
VTR
2.16µF
RING RSN
RLR
28
16
RT
600kΩ VTX
RRX
300kΩ
2.16µF
RLT
300Ω
C
VL
RLR
300Ω
TIP
27
ETR
RING
28
VTX
19
RSN
16
RT
600kΩ
RRX
300kΩ
ERX
FIGURE 4. LONGITUDINAL TO METALLIC AND
LONGITUDINAL TO 4-WIRE BALANCE
FIGURE 5. METALLIC TO LONGITUDINAL AND 4-WIRE TO
LONGITUDINAL BALANCE
2-Wire Return Loss
CHP = 20nF
0.2kHz to 0.5kHz (Note 11, Figure 6)
0.5kHz to 1.0kHz (Note 11, Figure 6)
25
-
27
-
-
dB
-
dB
1.0kHz to 3.4kHz (Note 11, Figure 6)
23
-
-
dB
5
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