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ICL7107CPLZ
+BOMIC DISPLAY DRIVER 3.5DIGIT 40DIP
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Nhà sản xuấtRenesas Electronics Corporation
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Ông. Phần #ICL7107CPLZ
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Có sẵn6615
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Last Time Buy |
| Base Product Number | ICL7107 |
| Type | Display Driver |
| Number of Channels | 2 |
| Resolution (Bits) | 3.5 Digit |
| Voltage Supply Source | Single Supply |
| Voltage - Supply | 5V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Through Hole |
| Package / Case | 40-DIP (0.600", 15.24mm) |
| Supplier Device Package | 40-PDIP |
| Packaging | Tube |
Tổng quan
Equivalent
- ICL7106CPLZ (LCD driver version)
- ICL7107CPL (similar, slightly different package)
- MAX1499 (modern alternative with higher integration)
- TC7107 (compatible replacement from Microchip)
These alternatives offer similar functionality for driving LED/LCD displays in voltmeter applications.
Features
- Direct LED drive – No external decoding needed.
- High accuracy – ±1 count error, auto-zero.
- Low power – CMOS technology.
- Single-supply operation – Typically +5V.
- On-chip reference & clock – Reduces external components.
- Low noise – Auto-zero cycle minimizes drift.
- Input range – 0V to 2V (full scale).
- Overload indication – Displays "1" or "-1" for out-of-range inputs.
Commonly used in digital panel meters, multimeters, and instrumentation. Requires external LED displays (7-segment).
Pinout
### Key Functions:
- Directly drives 7-segment LED displays (common anode) without external drivers.
- Integrates a dual-slope ADC for precision voltage measurement (0–200mV or 0–2V ranges).
- Includes reference voltage, clock oscillator, and display control.
- Operates from ±5V supplies (suitable for panel meters).
### Pin Highlights:
- Inputs: IN+ (Pin 31), IN- (Pin 30), REF (Pin 36).
- LED Drive: Segments (a–g) and digit selects (D1–D4).
- Power: V+ (Pin 1), V- (Pin 26), GND (Pin 21).
Concisely, it’s a 40-pin ADC/LED driver for digital voltmeters.
Application
1. Digital Panel Meters (DPMs) – Voltage, current, and resistance measurements.
2. Portable Instruments – Multimeters, thermometers, and pressure gauges.
3. Industrial Controls – Process monitoring and automation systems.
4. Consumer Electronics – Battery chargers and power supply displays.
5. Automotive Applications – Dashboard instrumentation.
Its direct LED drive capability eliminates the need for external decoders, making it cost-effective for display-based measurement systems.
Package
Frequently Asked Questions
Q: What is the primary function of the ICL7107CPLZ?
A: It is a 3.5-digit single-supply display driver IC designed to drive non-multiplexed LED displays in digital voltmeter applications.
Q: Does this IC require a negative supply voltage?
A: No, it operates from a single +5V supply, simplifying the power design in through-hole applications.
Q: What are the key resolution specs for this part?
A: It provides a 3.5-digit resolution, equating to a maximum display range of -1999 to +1999 counts.
Q: Is the ICL7107CPLZ suitable for differential input measurements?
A: Yes, it features two input channels and supports differential input for noise rejection and common-mode voltage suppression.
Q: What is the packaging type for this device?
A: It comes in a 40-pin PDIP (Plastic Dual In-line Package) with a 0.600” body width, suitable for through-hole mounting.
Q: Can this product be used in high-temperature industrial environments?
A: No, its operating temperature range is 0°C to 70°C, making it suitable only for commercial or indoor controlled environments.
Q: What is the current lifecycle status of the ICL7107CPLZ?
A: The part status is “Last Time Buy”, indicating it is near end-of-life and final orders should be placed promptly.
