TC3405VQR View Datasheet(PDF) - Microchip Technology
Part Name
Description
MFG CO.
'TC3405VQR' PDF : 16 Pages View PDF
TC3405
Typical Application
VBATT
+
Input 1–
Input 2 +
Input 3 +
Input 4 +
VBATT
R1
130kΩ
R2
110kΩ
IN1+ VDD
IN1- ENABLE
SDAT
IN2+
SCLK
IN3+
AO
IN4+
AI
TC3405
VBATT
VTH
R6
100k
RESET
C1
0.1µF
R3
390
±10%
REFIN
REFOUT
VCC
I/01
I/02
I/03
I/04 µ
Controller
RST
Functional Block Diagram
IN1+
IN1-
IN2
IN3
IN4
A0
A1
VDD
+
TC3405
–
1.193V
x2
+
–
1 of 4
+
AMux
–
Σ – ∆ Data
Modulator Shift
Reg.
+
–
SET
DQ
CLR
Clock Generator
and Control
Start
Conv.
Circuitry
SET
DQ
CLR
VTH
–
+
1.23V
Reset Delay Timer
GND
DS21414B-page 2
REFOUT
REFIN
SDAT
SCLK
ENABLE
RESET
© 2002 Microchip Technology Inc.
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