TEA1067T NXP Semiconductors, TEA1067T Datasheet - Page 17

• Manufacturer Part Number: TEA1067T
• Manufacturer: NXP Semiconductors

Specifications of TEA1067T

• Operating Supply Voltage (typ): 2.4/3.2V
• Max Transmitter Gain: 53dB
• Receiver Gain (max): 38dB
• Operating Temp Range: -25C to 75C
• Package Type: SO
• Pin Count: 20
• Operating Current: 1mA
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Operating Supply Voltage (min): 2.2V
• Lead Free Status / Rohs Status: Not Compliant

Philips Semiconductors
Table 1 Values of resistor R6 for optimum line loss
June 1990
handbook, full pagewidth
V
(V)
exch
Low voltage versatile telephone
transmission circuit with dialler interface
compensation, for various usual values of
exchange supply voltage (V
feeding bridge resistance (R
36
48
60
(dB)
G v
0
2
4
6
0
400
100
140
X
Fig.13 Variation of gain with line current, with R6 as a parameter.
600
78.7
110
X
20
R
R6 (k )
exch
exch
exch
800
93.1
120
( )
X
) and exchange
); R9 = 20 .
40
78.7 k
1000
82
102
110 k
X
60
140 k
17
80
R6 =
R9 = 20
100
120
I line (mA)
MSA507
140
Product specification
TEA1067