TLC32044C Datasheet, PDF (38/39 Pages) Texas Instruments – VOICE-BAND ANALOG INTERFACE CIRCUITS

TLC32044C, TLC32044E, TLC32044I, TLC32044M, TLC32045C, TLC32045I
VOICE-BAND ANALOG INTERFACE CIRCUITS
SLAS017F – MARCH 1988 – REVISED MAY 1995
TMS(SMJ)32020/C25
CLKOUT
FSX
DX
FSR
DR
CLKR
CLKX
APPLICATION INFORMATION
TLC32044/TLC32045
MSTR CLK
FSX
DX
FSR
DR
SHIFT CLK
VCC ₊
REF
ANLG GND
VCC _–
VDD
DGTL GND
C
BAT 42†
5V
C
C
–5 V
5V
0.1 µF
D
A
C = 0.2 µF, Ceramic
Figure 27. AIC Interface to the TMS(SMJ)32020/C25 Showing Decoupling Capacitors and Schottky Diode^†
† _{Thomson Semiconductors}
VCC
R
TL431
500 Ω
2500 Ω
0.01 µF
3-V Output
D
For:
VCC = 12 V, R = 7200 Ω
VCC = 10 V, R = 5600 Ω
VCC = 5 V, R = 1600 Ω
Figure 28. External Reference Circuit For TLC32044/TLC32045
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