
5
FN4235.6
June 6, 2006
TIP-RING Open Loop Metallic Voltage, VTR
VBAT = -52V, RSG = 0
43
-
47
V
4-WIRE TRANSMIT PORT (VTX)
Overload Level
ZL > 20k, 1% THD (Note 12, Figure 7)
3.1
-
VPEAK
Output Offset Voltage
EG = 0, ZL = ∞ (Note 13, Figure 7)
-60
-
60
mV
Output Impedance (Guaranteed by Design)
0.2kHz < f < 03.4kHz
-
5
20
W
2-Wire to 4-Wire (Metallic to VTX) Voltage Gain
0.3kHz < f < 03.4kHz (Note 14, Figure 7)
0.98
1.0
1.02
V/V
FIGURE 6. TWO-WIRE RETURN LOSS
FIGURE 7. OVERLOAD LEVEL (4-WIRE TRANSMIT PORT),
OUTPUT OFFSET VOLTAGE, 2-WIRE TO 4-WIRE
VOLTAGE GAIN AND HARMONIC DISTORTION
4-WIRE RECEIVE PORT (RSN)
DC Voltage
IRSN = 0mA
-
0
-
V
RX Sum Node Impedance (Gtd by Design)
0.2kHz < f < 3.4kHz
-
20
W
Current Gain-RSN to Metallic
0.3kHz < f < 3.4kHz (Note 15, Figure 8)
900
1000
1100
Ratio
FREQUENCY RESPONSE (OFF-HOOK)
2-Wire to 4-Wire
0dBm at 1.0kHz, ERX = 0V
0.3kHz < f < 3.4kHz (Note 16, Figure 9)
-0.2
-
0.2
dB
4-Wire to 2-Wire
0dBm at 1.0kHz, EG = 0V
0.3kHz < f < 3.4kHz (Note 17, Figure 9)
-0.2
-
0.2
dB
4-Wire to 4-Wire
0dBm at 1.0kHz, EG = 0V
0.3kHz < f < 3.4kHz (Note 18, Figure 9)
-0.2
-
0.2
dB
INSERTION LOSS
2-Wire to 4-Wire
0dBm, 1kHz (Note 19, Figure 9)
-0.2
-
0.2
dB
4-Wire to 2-Wire
0dBm, 1kHz (Note 20, Figure 9)
-0.2
-
0.2
dB
GAIN TRACKING (Ref = -10dBm, at 1.0kHz)
2-Wire to 4-Wire
+3dBm to +7dBm (Note 21, Figure 9)
-0.15
-
0.15
dB
2-Wire to 4-Wire
-40dBm to +3dBm (Note 21, Figure 9)
-0.1
-
0.1
dB
2-Wire to 4-Wire
-55dBm to -40dBm (Note 21, Figure 9)
-0.2
-
0.2
dB
4-Wire to 2-Wire
-40dBm to +7dBm (Note 22, Figure 9)
-0.1
-
0.1
dB
Electrical Specifications
TA = 0°C to 70°C, VCC = +5V ±5%, VEE = -5V ±5%, VBAT = -48V, AGND = BGND = 0V, RDC1 = RDC2 = 41.2k,
RD = 39k, RSG = 0, RF1 = RF2 = 0, CHP = 10nF, CDC = 1.5F, ZL = 600, Unless Otherwise Specified.
(Continued)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RRX
VS
300k
ZD
RLR
RT
600k
R
ZIN
VM
TIP
27
VTX
19
RING
28
RSN
16
RT
RRX
IDCMET
600k
300k
C
EG
RL
VTXO
600
ZL
VTR
23mA
2.16
F
VTX
TIP
27
VTX
19
RING
28
RSN
16
HC5515