U4089B-P_05 Datasheet, PDF (10/26 Pages) ATMEL Corporation – Monolithic Integrated Feature Phone Circuit

6. Absolute Maximum Ratings
Parameters
Line current
DC line voltage
Junction temperature
Ambient temperature
Storage temperature
Total power dissipation, T_amb = 60° C, SSO44
ESD (Human Body Model), ESD S 5.1
Standard
ESD (Machine Model), JEDEC A115A
Symbol
I_L
V_L
T_j
T_amb
T_stg
P_tot
V_ESD
V_ESD
Value
140
12
125
–25 to +75
–55 to +150
0.9
1.5
150
Unit
mA
V
°C
°C
°C
W
kV
V
7. Thermal Resistance
Parameters
Symbol
Value
Unit
Junction ambient
R_thJA
70
K/W
8. Electrical Characteristics
f = 1 kHz, 0 dBm = 775 mV_rms, I_M = 0.3 mA, I_MP = 2 mA, RDC = 130 kΩ, T_amb = 25° C, RGSA = 560 kΩ,
Z_ear = 68 nF + 100Ω, Z_M = 68 nF, Pin 30 open (AGA), V_MUTX = GND, see Figure 8-11 on page 22 (AC tests), unless otherwise specified.
Parameters
Test Conditions
Pin
Symbol
Min.
Typ.
Max.
Unit
DC Characteristics (see Figure 8-8 on page 19)
DC voltage drop over circuit
I_L = 2 mA
I_L = 14 mA
I_L = 60 mA
I_L = 100 mA
2.4
V
V_L
4.6
5.0
5.4
V
7.5
V
8.8
9.4
10.0
V
Transmission Amplifier, I_L = 14 mA, V_MIC = 2 mV, RGT = 27 kΩ, unless otherwise specified
Adjustment range of transmit
gain
G_T
40
45
50
dB
Transmitting amplification
RGT = 12 kΩ
RGT = 27 kΩ
G_T
47
39.8
48
49
41.8
dB
Frequency response
I_L ≥ 14 mA,
f = 300Hz to 3400Hz
∆G_T
±0.5
dB
Gain change with current
Gain deviation
CMRR of microphone
amplifier
Pin 30 open (AGA),
I_L = 14 mA to 100 mA
T_amb = –10° C to +60° C
∆G_T
±0.5
dB
∆G_T
±0.5
dB
CMRR
60
80
dB
Input resistance of MIC
amplifier
RGT = 12 kΩ
RGT = 27 kΩ
R_i
45
50
75
110
kΩ
Distortion at line
Maximum output voltage
I_L > 14 mA
V_L = 700 mV_rms
I_L > 19 mA, d < 5%
V_mic = 25 mV
CTXA = 1 µF
d_t
2
%
V_Lmax
1.8
3
4.2
dBm
10 U4089B-P
4518C–CORD–10/05