LA8518NM Datasheet, PDF (2/31 Pages) Sanyo Semicon Device – Signal Processor for Cordless Telephone Base Sets

LA8518NM
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Line current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_L max
V_CC max
I_L max
Pd max
Topr
Tstg
Conditions
Speech network block
Other than speech network block
Ratings
Unit
15
V
10
V
130
mA
1.05
W
–20 to +70
°C
–40 to +150
°C
Operating Conditions at Ta = 25°C
Parameter
Recommended supply voltage
Operating supply voltage range
Symbol
V_CC
V_CC op
Conditions
Other than speech network block
Operating Characteristics at Ta = 25°C, f = 1 kHz
Ratings
Unit
5
V
4.5 to 7.5
V
Parameter
Symbol
Conditions
[Speech Network Block (External power supply operating characteristics)]
Line voltage
V_L
I_L = 20 mA
I_L = 50 mA
I_L = 120 mA
Internal supply voltage
V_SP
I_L = 20 mA
I_L = 50 mA
I_L = 120 mA
Transmitting gain
G_T
I_L = 20 mA, V_IN = –55 dBV
I_L = 120 mA, V_IN = –55 dBV
Receiving gain
G_R
I_L = 20 mA, V_IN = –20 dBV
I_L = 120 mA, V_IN = –20 dBV
DTMF gain
G_MF
I_L = 20 mA, V_IN = –30 dBV
I_L = 120 mA, V_IN = –30 dBV
KT gain
G_KT
I_L = 20 mA, V_IN = –40 dBV
I_L = 120 mA, V_IN = –40 dBV
Transmitting dynamic range
DR_T
I_L = 20 mA, THD = 4%
I_L = 120 mA, THD = 4%
Receiving dynamic range
(Single R_L = 150 Ω)
DR_DR
I_L = 20 mA, THD = 10%
I_L = 120 mA, THD = 10%
Receiving dynamic range
(BTL R_L = 3 kΩ)
DR_SR
I_L = 20 mA, THD = 10%
I_L = 120 mA, THD = 10%
MUTE high-level input voltage
V_IH
I_L = 20 mA to 120 mA
MUTE low-level input voltage
V_IL
I_L = 20 mA to 120 mA
Transmitting PADC attenuation
∆G_T
I_L = 30 mA, ground at 24 kΩ
Receiving PADC attenuation
∆G_R
I_L = 30 mA, ground at 24 kΩ
Internal reference voltage
V_REF
I_L = 20 mA
I_L = 50 mA
I_L = 120 mA
[Speech Network Block (Operating characteristics when power is off)]
Line voltage
Internal supply voltage
V_L
I_L = 20 mA
I_L = 50 mA
I_L = 120 mA
V_SP
I_L = 20 mA
I_L = 50 mA
I_L = 120 mA
min typ max Unit
3.3 3.9 4.3 V
4.9 5.7 6.5 V
7.8 9.3 10.8 V
4.5 4.8 5.0 V
4.5 4.8 5.0 V
4.5 4.8 5.0 V
43 45
47 dB
39 41
43 dB
–3.0 –1.0 +1.0 dB
–9.5 –7.5 –5.5 dB
28 30
32 dB
24 26
28 dB
9 11
13 dB
9 11
13 dB
2.5
Vp-p
4.5
Vp-p
0.5
Vp-p
0.5
Vp-p
5
Vp-p
5
Vp-p
0.6VSP
V
0
0.4 V
3.6
dB
6.5
dB
2.3
V
2.3
V
2.3
V
3.3 3.8 4.3 V
4.8 5.4 6.2 V
7.2 8.7 10.2 V
1.7 1.9 2.1 V
2.5 2.8 3.1 V
4.55 4.85 5.15 V
Continued on next page.
No.5421-2/31