TC1026 View Datasheet(PDF) - Microchip Technology
Part Name
Description
MFG CO.
TC1026
Microchip Technology
'TC1026' PDF : 18 Pages View PDF
TC1026
FIGURE 4-2:
PRECISION BATTERY MONITOR
To System DC/DC
Converter
VDD
+ Op Amp
AMP1
–
R2, 330k, 1%
R4, 470k, 1%
R5, 7.5M
VDD
+
CMPTR1
–
Comparator
BATTLOW
+
3V
Alkaline
TC1026
R1, 270k, 1%
VR
VDD
–
Comparator
CMPTR2
BATTFAIL
+
R6, 7.5M
R3, 470k, 1%
FIGURE 4-3:
MULTI-POLE BUTTERWORTH VOICE BAND RECEIVE FILTER
Gain = 0dB
Fch = 3.5kHz
-24dB/Octave
Fcl = 70Hz
+6dB/Octave
Passband Ripple
< 0.15dB
TC1026
0.1µF
VDD /2
22.6k
VDD
+
Op Amp
–
22.6k
VOUT
6800pF
750pF
VIN
21.0k
2400pF
21.0k
21.0k
470pF
VDD
+
Op Amp
–
© 2002 Microchip Technology Inc.
DS21725B-page 7
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