MT91610AQ Zarlink Semiconductor, MT91610AQ Datasheet - Page 17

• Manufacturer Part Number: MT91610AQ
• Description: Description = Short Loop Subscriber Line Interface Circuit (SLIC) With 2-4 Wire Conversion, Programmable Line Impedance, Ringing Amplification And On-hook Transmission For Did ;; Package Type = Qsop ;; No. Of Pins = 36
• Manufacturer: Zarlink Semiconductor

Preliminary Information
Test Circuits
Figures 8,9,10,11,12 are for illustrating the principles involved in making measurements and do not necessarily
reflect the actual method used in production testing.
Gain = 20*Log(V
THL = 20*Log(V
Gain = 20*Log(V
TR
X
X
/V
/V
/V
S
S
TR
)
)
V
S
)
~
__
Z
Z
__
Z
Z
2
2
o
o
o
o
Figure 10 - 4-2 Wire Gain & Transhybrid Loss
RING
RING
RING
TIP
TIP
TIP
Figure 8 - Loop Current Programming
I
Loop
V
V
TR
TR
Figure 9 - 2-4 Wire Gain
SLIC
SLIC
SLIC
24
27
23
25
25
24
28
27
6
R9
R9
C2
R1
~
V
V
X
X
V
S
+5V
MT91610
17