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Hello. Welcome to Futurlec. The ELECTRONIC COMPONENTS Superstore. To find the component your looking for, either search by Part Number or visit the relative department. Need Help.




ICL7117 - 3 1/2 Digit LED Display, A/D Converter with Display Hold - Buy ICL7117


Photograph
ICL7117 Intersil IC
Features
HOLD Reading Input Allows Indefinite Display Hold
Guaranteed Zero Reading for 0V Input on All Scales
True Polarity at Zero for Precise Null Detection
1pA Typical Input Current
True Differential Input and Reference, Direct Display Drive
Low Noise
On Chip Clock and Reference
Low Power Dissipation
No Additional Active Circuits Required
Enhanced Display Stability

Pin Description
Pin Number Description
1 HLDR - Hold
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 V+ - Positive Supply
36 REF HI - Reference High
37 TEST - Test
38 OSC3 - Oscillator
39 OSC2 - Oscillator
40 OSC1 - Oscillator
Pin Layout
ICL7117 Intersil IC

Dimensional Drawing
DIP40 Dimension Drawing

DIP40 Dimension Drawing


Technical Data
Data Sheet

Intersil - Data Sheet for ICL7117


Application Notes

The Integrating A/D Convertor

Low Cost Digital Panel Meter Designs and Complete Instructions for LCD and LED Kits

Building A Battery Operated Auto Ranging DVM With the ICL7106

Tips For Using Single Chip 3 1/2 Digit A/D Converters

Overcoming Common Mode Range Issues When Using Intersil Integrating Converters






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