U4080B TEMIC Semiconductors, U4080B Datasheet - Page 4

• Manufacturer Part Number: U4080B
• Description: Voice-Switched Circuit for Handsfree Operation
• Manufacturer: TEMIC Semiconductors

Electrical Characteristics
V
U4080B
(R attenuator gain, R mode)
Supply voltages
Supply current
V
V
Regulated output voltage
Line regulation (deviation)
6.5 V
Output resistance
I
Dropout voltage
V
Output voltage
Output resistance
I
Attenuators
Receive attenuator gain
f = 1 kHz, R
V
Gain range
R to T modes
Idle mode, V
RECO voltage (R mode)
Delta RECO voltage
RECO sink current
(R mode)
RECO source current
(R mode)
RECI input resistance
Volume control range
0.6 V
Transmit attenuator gain
f = 1 kHz, T
V
Gain range T to R mode
Idle mode, V
TO voltage (T mode)
Delta TO voltage
switch from T to R mode
TO sink current, T mode
TO source current, T mode
TI input resistance
4 (15)
CC
B
16
16
16
16
27
3
= 1.7 mA
= 250 mV
= + 7.5 V, V
= 3 mA
= 11 V, V
= 250 mV
= 11 V, V
= 5 V
B
x
x
Parameters
V
V24
I
x
mode’
mode’
27
3
rms
18
18
rms
= 250 mV
11 V
x
18
= 250 V
= 0.7 V
= 1.6 V
V
= 0.7 V, figure 1, T
V
24
B
= V
rms
rms
B
Test Conditions / Pins
Preliminary Information
amb
= 25 C, unless other specified
Pins 3 and 4
Pin 26, 27
Pin 16
Pin 16
Pin 20
Pin 21
Pin 21
D
Symbol
I
V
I
V
D
R
RECOH
D
RECOL
V
D
D
I
I
V
V
V
G
CCSat
RECO
G
R
R
V
R
G
TOH
RECI
G
TOL
V
V
I+
I+
RECO
G
G
CC
CR
TO
TI
RI
TI
O
O
B
R
T
CC
TO
R
T
–16.5
Min.
24.5
–20
4.9
2.5
2.0
1.8
1.0
3.5
4.0
1.8
1.0
3.5
40
75
40
75
TELEFUNKEN Semiconductors
Typ.
22.5
250
–16
–13
5.4
6.0
2.9
6.0
2.3
5.0
6.0
2.3
5.0
65
80
44
44
Rev. A1, 20-May-96
Max.
32.5
–8.5
800
150
300
–12
100
100
9.0
5.9
3.3
3.2
3.0
8.0
8.0
3.2
3.0
8.0
20
10
48
48
Unit
mA
mV
mV
mV
mA
mV
mA
m
k
m
k
dB
dB
dB
dB
dB
dB
dB
V
V
V
V
A
A