---
title: "Frequency Divider Counter"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:FREQUENCY_DIVIDER_COUNTER"
  data_integrity_hash: "d2bea3cf211fa24ee82b751f2ebffe5e"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:FREQUENCY_DIVIDER_COUNTER"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/frequency-divider-counter.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/frequency-divider-counter"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "1 Hz to 100 MHz input frequency, 0-5 V input amplitude, -40°C to 85°C ambient temperature"
    unit: "MHz"
engineering_limits:
  max_safe_operating_point:
    value: 120
    unit: "MHz"
    consequence: "Metastability in sequential logic circuits due to setup/hold time violations at high frequencies, dielectric breakdown in CMOS transistors at overvoltage, carrier mobility degradation and electromigration at elevated temperatures"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Clock jitter exceeding 200 ps RMS at 50 MHz input"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implement dual-rank synchronizer with 3-flip-flop chain and Schmitt trigger input conditioning"
  - node_2:
      trigger: "Power supply voltage drop below 4.5 V during counting operation"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrate brown-out detection circuit with 4.75 V threshold and backup power rail switching"
bom_nodes:
  flip-flop-circuit:
    type: "component"
    urn: "URN:CNFX:ME:FLIP_FLOP_CIRCUIT"
    interface_type: "physical-logic-coupled"
  reset-circuit:
    type: "component"
    urn: "URN:CNFX:ME:RESET_CIRCUIT"
    interface_type: "physical-logic-coupled"
  output-buffer:
    type: "part"
    urn: "URN:CNFX:ME:OUTPUT_BUFFER"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/frequency-divider-counter.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "f680415da7ca8c62a598bfa31b5f0cb45c8277c29b698f1e54273c1cdcffa421"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Frequency Divider Counter

## 1. Technical Definition
An electronic component that counts input signal cycles and produces an output signal at a reduced frequency.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **1 Hz to 100 MHz input frequency, 0-5 V input amplitude, -40°C to 85°C ambient temperature**. Failure boundary: **Input frequency exceeding 120 MHz causes metastability in flip-flops, input amplitude above 5.5 V damages CMOS gates, junction temperature exceeding 125°C causes thermal runaway**, Mechanism: **Metastability in sequential logic circuits due to setup/hold time violations at high frequencies, dielectric breakdown in CMOS transistors at overvoltage, carrier mobility degradation and electromigration at elevated temperatures**.

### 2.1 Analytical Physics Model
Governed by the **Combined Measurement Uncertainty**:

> **Primary Equation**: $u_c = \sqrt{\sum u_i^2}$  
> **Engineering Impact**: Defines the precision confidence interval for inspection.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| u_i | Standard Uncertainty components | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Clock jitter exceeding 200 ps RMS at 50 MHz input | 8 | Incorrect counting due to metastable state propagation | Implement dual-rank synchronizer with 3-flip-flop chain and Schmitt trigger input conditioning |
| Power supply voltage drop below 4.5 V during counting operation | 8 | Logic state corruption and data loss in counter registers | Integrate brown-out detection circuit with 4.75 V threshold and backup power rail switching |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | MHz | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Output Buffer](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/output-buffer.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Signal Generator**, **Oscilloscope**, **Power Supply Unit**  
**Downstream Applications**: Digital Clocks, Frequency Synthesizers, Microprocessor Timing Circuits  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What is the primary function of a frequency divider counter?
**A**: A frequency divider counter counts cycles of an input signal and produces an output signal at a reduced frequency, essential for timing and synchronization in electronic systems.

### Q: What materials are used in manufacturing frequency divider counters?
**A**: These components are typically made from semiconductor silicon for the integrated circuits, copper for conductive pathways, and plastic for housing and insulation.

### Q: How does the flip-flop circuit contribute to frequency division?
**A**: Flip-flop circuits serve as the fundamental building blocks in frequency dividers, storing and toggling states to divide the input frequency by specific integer values.

## 6. Manufacturing Compliance
- ISO 9001:2015 - QUALITY MANAGEMENT SYSTEMS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Frequency Divider Counter](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/frequency-divider-counter)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: FREQUENCY_DIVIDER_COUNTER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 90707c23
