tca3388 Freescale Semiconductor, Inc, tca3388 Datasheet - Page 2

• Manufacturer Part Number: tca3388
• Description: Advance Information Telephone Line Interface
• Manufacturer: Freescale Semiconductor, Inc

MAXIMUM RATINGS
NOTE: Devices should not be operated at or outside these values. The “Recommended Operating
RECOMMENDED OPERATING CONDITIONS
DC ELECTRICAL CHARACTERISTICS
VOLTAGE REGULATOR
DRIVER DC CHARACTERISTICS
SPEECH AMPLIFIERS
2
Maximum Junction Temperature
Storage Temperature Range
Operating Temperature Range
Regulated Supply at Pin 17
Current Consumption at Pin 17, Pin PI = High
Available Current at LAO
Amplifier A8 Driver Slope
LAO Voltage (PI = High, I4 = 100 A)
Internal Offset (Pins 5 to 10)
IMP Voltage (Pin 9, Closed Loop)
Earpiece Amplifier DC Bias (R ext = 100 kΩ)
I CC = 7.0 mA
I CC = 20 mA
I CC = 80 mA
Source Current
Sink Current
RXI, Pin 1
RXO1 Pin 19
RXO2, Pin 20
Offset (V RXO1 – V RXO2 )
MIcrophone
Limits” provide for actual device operation.
Earpiece
Handset
Handset
Rating
Characteristic
Characteristic
Mic
Ear
Symbol
(T A = 25 C)
This device contains 1,911 active transistors.
T stg
T J
DC Mask Generation
2–4 Wire Conversion
Microcontroller
Simplified Block Diagram
AC Termination
Interface
Symbol
T A
TCA3388
Termination
– 65
DC and AC
Min
–
Min
0
+150
+150
Max
VO1–VO2
Symbol
V RXO1
V RXO2
V Offset
V LAO
V IMP
V RXI
V CC
I CC
S8
I4
Line Driver
Typ
Stabilizer
Supply
–
Unit
C
C
MOTOROLA ANALOG IC DEVICE DATA
–100
3.45
Min
3.4
3.5
0.7
45
30
Max
+70
–
–
–
–
–
–
–
3.75
1.45
0.25
Typ
–70
Unit
3.7
3.8
1.0
1.6
1.6
1.7
70
80
–
–
C
Line +
Line –
Max
4.05
– 45
0.70
600
100
270
140
4.0
4.1
1.2
–
–
–
–
Unit
A/mV
Vdc
Vdc
Vdc
mV
mV
A
A