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ICL7107 - 3+1/2 Digit LED Display, A/D Converter - Buy ICL7107

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ICL7107 - 3+1/2 Digit LED Display, A/D Converter

Features

arrowGuaranteed Zero Reading for 0V Input on All Scales

arrowTrue Polarity at Zero for Precise Null Detection

arrow1pA Typical Input Current

arrowTrue Differential Input and Reference, Direct Display Drive

arrowLow Noise

arrowOn Chip Clock and Reference

arrowLow Power Dissipation

arrowNo Additional Active Circuits Required

arrowEnhanced Display Stability


Pin Layout
Intersil ICL7107 Pin Layout

Pin Description
Pin Number Description
1 V+ - Positive Supply
2 D1 - 1's Digit - D Segment
3 C1 - 1's Digit - C Segment
4 B1 - 1's Digit - B Segment
5 A1 - 1's Digit - A Segment
6 F1 - 1's Digit - F Segment
7 G1 - 1's Digit - G Segment
8 E1 - 1's Digit - E Segment
9 D2 - 10's Digit - D Segment
10 C2 - 10's Digit - C Segment
11 B2 - 10's Digit - B Segment
12 A2 - 10's Digit - A Segment
13 F2 - 10's Digit - F Segment
14 E2 - 10's Digit - E Segment
15 D3 - 100's Digit - D Segment
16 B3 - 100's Digit - B Segment
17 F3 - 100's Digit - F Segment
18 E3 - 100's Digit - E Segment
19 AB4 - 1000's Digit
20 POL - Polarity Sign
21 BP/GND - Backplane Conn. for LCD/Ground
22 G3 - 100's Digit - G Segment
23 A3 - 100's Digit - A Segment
24 C3 - 100's Digit - C Segment
25 G2 - 10's Digit - G Segment
26 Vneg - Negative Supply
27 INT - Integrator
28 BUFF - Buffer
29 A-Z - Auto Zero
30 IN LO - Input Low
31 IN HI - Input High
32 COMMON - Input Common
33 Cref- - Reference Capacitor
34 Cref+ - Reference Capacitor
35 REF LO - Reference Low
36 REF HI - Reference High
37 TEST - Test
38 OSC3 - Oscillator
39 OSC2 - Oscillator
40 OSC1 - Oscillator

Dimensional Drawing
ICL7107 DIP40 Dimension Drawing
ICL7107 DIP40 Dimension Drawing