U4082B-MFLG Atmel, U4082B-MFLG Datasheet - Page 14

• Manufacturer Part Number: U4082B-MFLG
• Description: IC VOICE-SWITCH SPKR CIRC 28SOIC
• Manufacturer: Atmel

Specifications of U4082B-MFLG

• Function: Voice-Switched Speakerphone
• Number Of Circuits: 1
• Voltage - Supply: 3.5 V ~ 6.5 V
• Current - Supply: 5.5mA
• Power (watts): 520W
• Operating Temperature: -20°C ~ 60°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Includes: Background Noise Monitor, Chip Disable, Dial Tone Detection, MUTE
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -

5. Recommended Operating Conditions
6. Electrical Characteristics
T
14
Parameters
Supply voltage
CD input
MUTE input
Output current
Volume control input
Attenuator input signal voltage
Microphone amplifier,
hybrid amplifier gain
Load current
Ambient temperature range
Parameters
Power Supply
Supply current
CD input resistance
CD input voltage
Output voltage
Output resistance
Power supply rejection ratio
Attenuators
Receive attenuator gain
Gain change
AGC gain change
Idle mode
Range R to T mode
Volume control range
RECO DC voltage
RECO DC voltage
RECO high voltage
RECO low voltage
RI input resistance
amb
= +25°C, V
U4082B
S
= 5.0 V, CD 0.8 V, unless otherwise specified
Test Conditions
Pin 4
Pin 3
Pin 12
Pin 15
Pin 13
Pins 9, 21
At RECO, TO; pins 8, 22
At MICO; pin 10
At HTO–, HTO+; pins 6, 5
Test Conditions
V
V
V
High
Low
V
V
I
C
f = 1.0 kHz, V
R mode, RI = 150 mVrms
(V
(V
V
–V
RI = 150 mVrms
R Mode, 0.3 V
R mode
R to T mode
I
I
output measured with respect to V
RI < 350 mVrms
VB
O
O
S
S
S
S
S
S
VB
S
S
= –1 mA, RI = V
= 1 mA, RI = V
S
= 6.5V, CD = 0.8V
= 6.5V, CD = 2.0V
= V
= 3.5V
= 5.0V
= 3.5V versus V
= 1 mA
= 5.0V)
= 3.5V)
= 2.8V versus V
= 220 µF, f = 1 kHz
CD
= 6.5V
CI
B
= V
< V
B
B
– 1V,
S
B
CI
S
+ 1.5V
= 5.0V
= 5.0V
< V
B
B
Symbol
Symbol
V
V
PSRR
V
V
V
R
V
T
RECOH
VCI
R
V
RECOL
G
R
G
RECO
V
V
G
G
G
amb
CDH
I
I
CDL
OVB
RECO
CR
B
S
CD
RI
S
B
RI
R
R1
R2
R3
–22.0
0.3
Min.
Min.
50.0
+4.0
–0.5
49.0
27.0
–20
3.5
2.0
0.0
1.8
3.7
7.0
V
0
0
0
0
0
0
-
B
600.0
400.0
–25.0
–20.0
Typ.
Typ.
54.0
+6.0
–1.5
10.0
90.0
52.0
35.0
±10
5.5
1.3
2.1
0.0
V
B
±150.0
800.0
–15.0
–17.0
Max.
Max.
±2.0
±1.0
±5.0
+8.0
+0.5
54.0
–1.0
14.0
500
350
+60
6.5
8.0
0.8
2.4
V
V
40
V
4743D–CORD–03/06
S
B
S
mVrms
Unit
Unit
mA
mA
mV
µA
dB
µA
dB
dB
k
dB
dB
k
V
V
V
V
V
V
V
V
C