HC5523 Ver la hoja de datos (PDF) - Intersil
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HC5523 Datasheet PDF : 22 Pages
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HC5523
Electrical Specifications
PARAMETER
TA = -40oC to 85oC, VCC = +5V ±5%, VEE = -5V ±5%, VBAT = -48V, AGND = BGND = 0V, RDC1 = RDC2 = 41.2kΩ,
RD = 39kΩ, RSG = 0Ω, RF1 = RF2 = 0Ω, CHP = 10nF, CDC = 1.5µF, ZL = 600Ω, Unless Otherwise Specified. All pin
number references in the figures refer to the 28 lead PLCC package. (Continued)
CONDITIONS
MIN
TYP
MAX
UNITS
GRX = ((VTR1- VTR2)(300k))/(-3)(600)
Where: VTR1 is the Tip to Ring Voltage with VRSN = 0V
and VTR2 is the Tip to Ring Voltage with VRSN = -3V VRSN = 0V
TIP RSN
27
16
RRX
300kΩ
VRSN = -3V
RL
600Ω
VTR
RDC1
41.2kΩ
RING RDC
28
14
RDC2
41.2kΩ
CDC
1.5µF
C
RL
600Ω
EG
1/ωC < RL
IDCMET
TIP
VTX
27
19
VTR
RING RSN
28
16
RT
600kΩ
VTX
RRX
ERX
300kΩ
FIGURE 8. CURRENT GAIN-RSN TO METALLIC
FIGURE 9. FREQUENCY RESPONSE, INSERTION LOSS,
GAIN TRACKING AND HARMONIC DISTORTION
NOISE
Idle Channel Noise at 2-Wire
C-Message Weighting (Note 23, Figure 10)
-
8.5
-
dBrnC
Psophometrical Weighting
(Note 23, Figure 10)
-
-81.5
-
dBrnp
Idle Channel Noise at 4-Wire
C-Message Weighting (Note 24, Figure 10)
-
8.5
-
dBrnC
Psophometrical Weighting
(Note 23, Figure 10)
-
-81.5
-
dBrnp
HARMONIC DISTORTION
2-Wire to 4-Wire
0dBm, 1kHz (Note 25, Figure 7)
-
-65
-54
dB
4-Wire to 2-Wire
0dBm, 0.3kHz to 3.4kHz (Note 26, Figure 9)
-
-65
-54
dB
BATTERY FEED CHARACTERISTICS
Constant Loop Current Tolerance
RDCX = 41.2kΩ
Loop Current Tolerance (Standby)
Open Circuit Voltage (VTIP - VRING)
LOOP CURRENT DETECTOR
On-Hook to Off-Hook
Off-Hook to On-Hook
Loop Current Hysteresis
GROUND KEY DETECTOR
IL = 2500/(RDC1 + RDC2),
-40oC to 85oC (Note 27)
IL = (VBAT-3)/(RL +1800),
-40oC to 85oC (Note 28)
-40oC to 85oC, (Active) RSG = ∞
RD = 39kΩ, -40oC to 85oC
RD = 39kΩ, -40oC to 85oC
RD = 39kΩ, -40oC to 85oC
0.92IL
IL
1.08IL
mA
0.8IL
IL
1.2IL
mA
14
16.67
20
V
372/RD 465/RD 558/RD
mA
325/RD 405/RD 485/RD
mA
25/RD
60/RD
95/RD
mA
Tip/Ring Current Difference - Trigger
(Note 29, Figure 11)
8
12
17
mA
Tip/Ring Current Difference - Reset
(Note 29, Figure 11)
3
7
12
mA
Hysteresis
(Note 29, Figure 11)
0
5
9
mA
6
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