L9215A/G
Short-Loop Sine Wave Ringing SLIC
Data Sheet
September 2001
Test Configurations
RTFLT
RINGIN
PPMIN
RINGIN
0.1 µF
0.47 µF
383 kΩ
PPMIN
26.7 kΩ
10 nF
DCOUT
30 Ω
RCVP
RCVN
VITR
RCV
RCV
VITR
TIP
PR
60.4 kΩ
69.8 kΩ
RLOOP
100 Ω/600 Ω
0.1 µF
30 Ω
RING
PT
L9215
BASIC TEST
CIRCUIT
0.1 µF
OVH
TXI
VPROG
VREF
FB2
VTX
4750 Ω
ITR
BR
B0
B1
B2
BR
B0
B1
B2
FB1
CF1
0.1 µF
0.1 µF
CF2
VBAT2
VBAT1
BGND VCC
AGND
ICM TRGDET NSTAT
0.1 µF
0.1 µF
82.3 kΩ
0.1 µF
0.1 µF
VBAT2
VBAT1
VCC
VCC
12-3531.E (F)
Figure 4. Basic Test Circuit
22
Agere Systems Inc.