Z86E4016ASG - 8-Bit 16MHz OTP Microcontroller | Zilog
N.º de pieza: Z86E4016ASG ✓ ActivoZ86E4016ASG Descripción general
A microcontroller is an integrated circuit dedicated to executing embedded control software. The Z8 family belongs to the broader hierarchy of embedded processor, microcontroller, semiconductor, and electronic-control categories. It combines a processor core, nonvolatile program storage, volatile data memory, digital I/O, and integrated timing functions on one device, allowing compact designs for control, monitoring, and user-interface applications.
The Z86E4016ASG provides 4 KB of OTP memory organized as 4K x 8, along with 236 x 8 bytes of RAM. Its 16 MHz operating rate supports efficient sequential instruction execution, while 32 general-purpose I/O pins provide a broad interface for switches, indicators, sensors, actuators, and external logic. Built-in power-on reset and watchdog-timer functions support dependable startup and recovery after a program fault.
An internal oscillator simplifies board design by removing the need for an external clock source in a basic configuration. The device combines that oscillator with the Z8 core, OTP program memory, RAM, I/O ports, power-on reset, and watchdog timer in a 44-pin LQFP-44 package. The 10 mm by 10 mm surface-mount format supports compact production assemblies while retaining a generous pin count for mixed-signal and control-oriented products.
Typical uses include industrial control panels, appliance controllers, building equipment, simple security systems, digital input/output modules, and compact embedded products. The 32 I/O pins make the device useful where several external switches, indicators, relays, or sensors must be coordinated by a single controller. Applications requiring one-time programmable firmware benefit from the OTP architecture because the finished program cannot be electrically rewritten.
When designing a board, confirm every signal against the Z86E4016ASG pin description before assigning PCB tracks. Decoupling requirements, oscillator behavior, reset timing, and unused-pin treatment should follow the manufacturer datasheet. The 3.5 V minimum operating voltage and 5.5 V maximum operating voltage also determine the compatible sensor and actuator interface ranges.
This product page consolidates the verified device specifications, sourcing information, engineering-use guidance, and a qualified comparison framework. Because the Z8 family's programming and peripheral configuration are application-specific, engineers should also consult the manufacturer documentation for the complete pin-description table and device operating characteristics.
Alternativas directas para Z86E4016ASG — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
No hay alternativas directas disponibles para este producto.
Solicitar alternativasZ86E4016ASG Valores máximos y características eléctricas
| Microcontroller Family | Z8 |
| Architecture | 8-bit |
| Frecuencia de reloj máxima | 16 MHz |
| Program Memory Type | One-Time Programmable (OTP) |
| Program Memory Capacity | 4 KB (4K x 8) |
| RAM Capacity | 236 x 8 bytes |
| General-Purpose I/O Pins | 32 pins |
| Minimum Operating Supply Voltage | 3.5 V |
| Maximum Operating Supply Voltage | 5.5 V |
| Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | +70°C |
| Package Type | 44-pin LQFP |
| Package Body Size | 10 mm x 10 mm |
| Tipo de montaje | Surface Mount |
| Power-On Reset | Built-in |
| Watchdog Timer | Built-in |
| Internal Oscillator | Built-in |
| Ancho del bus de datos | 8-bit |
| Estado RoHS | Compliant |
Guía de configuración de pines de Z86E4016ASG 10 mm x 10 mm
Configuración de pines para Z86E4016ASG (encapsulado 10 mm x 10 mm). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para Z86E4016ASG.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
Z86E4016ASG es adecuado para 6 aplicacións: Industrial Control Panels, Appliance Control Modules, Building Equipment Interfaces, Digital Security and Access Modules, Compact Sensor and Switch Hubs, Embedded Control Subsystems.
Industrial Control Panels
The Z86E4016ASG suits compact control panels because it combines an 8-bit Z8 core, 32 general-purpose I/O pins, 4 KB of OTP program memory, and a watchdog timer in one 44-pin LQFP. The controller can read panel inputs and operate indicators or relays while remaining within a 3.5 V to 5.5 V supply range. Its 16 MHz operating rate supports responsive state-machine control, although the 4 KB program space requires disciplined firmware organization and the 0°C to +70°C specification limits the commercial temperature envelope.
Recomendado
Appliance Control Modules
An appliance controller can use the Z86E4016ASG to coordinate switches, sensors, displays, and actuators through its 32 general-purpose I/O pins. The 4 KB OTP memory is appropriate for a fixed operating sequence, while the built-in watchdog timer adds a recovery path if the main control loop stalls. Because the device operates from 3.5 V to 5.5 V, designers must select interface components compatible with the selected rail and verify timing requirements against the 16 MHz processor configuration.
Recomendado
Building Equipment Interfaces
The Z86E4016ASG can serve as the low-cost controller in building-equipment interface modules that monitor discrete inputs and control relays, indicators, or external equipment. Its 32 general-purpose I/O pins reduce the need for multiple interface ICs, and the internal oscillator simplifies the base hardware design. Engineering limits include the 0°C to +70°C operating range and 236 bytes of RAM, so deployments outside that range or applications requiring extensive buffering should select a more capable controller.
Recomendado
Digital Security and Access Modules
The Z86E4016ASG is suitable for small access-control or alarm modules that coordinate keypad inputs, status indicators, lock commands, and other discrete signals. OTP program storage helps protect a fixed control program from accidental modification, and the watchdog timer can restart the task after a software lockup. The design should include a hardware reset strategy, careful input protection, and a 5 V-compatible external interface because the controller's verified supply range is 3.5 V to 5.5 V.
Recomendado
Compact Sensor and Switch Hubs
A sensor-and-switch hub can use the Z86E4016ASG to aggregate digital inputs, apply debounce and control logic, and report states through simple digital interfaces. The 32 general-purpose I/O pins provide substantial connectivity for a compact hub, while the internal oscillator avoids an external clock in standard designs. The 4 KB program-memory and 236-byte RAM limits require careful allocation when adding protocols, logging, or many debounce buffers, and the controller must remain within its specified 0°C to +70°C range.
Recomendado
Embedded Control Subsystems
The Z86E4016ASG can act as a supervisory controller in a larger embedded system, handling local states, fault detection, and actuator sequencing around higher-level processors. The built-in watchdog timer supports autonomous recovery, while OTP memory is appropriate for durable subsystem firmware. Its 16 MHz clock rate and 8-bit architecture are well matched to simple supervisory tasks, but the limited memory means communication framing, diagnostics, and logging should remain concise or be delegated to a companion device.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para Z86E4016ASG — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto |
|---|---|
| Package | 44-pin LQFP (10 mm x 10 mm) |
| Brand | Zilog |
| Architecture | 8-bit Z8 |
| Maximum Clock Frequency | 16 MHz |
| Program Memory | 4 KB OTP (4K x 8) |
| RAM | 236 x 8 bytes |
| General-Purpose I/O | 32 pins |
| Supply Voltage Range | 3.5 V to 5.5 V |
| Operating Temperature | 0°C to +70°C |
| Integrated Functions | Internal oscillator, power-on reset, and watchdog timer |
Notas de diseño
Route power, ground, programming signals, and I/O according to the complete 44-pin LQFP pin-description table in the Zilog documentation. Place the required supply-decoupling capacitor close to the power pins, preserve the package orientation mark on the board, and provide accessible test pads for programming and reset. Confirm land geometry against the manufacturer package drawing because the available product summaries do not provide the detailed pad dimensions.
Design all external interfaces for the selected rail within the controller's 3.5 V to 5.5 V operating range. When using a 5 V supply, do not drive an input above the device's permitted voltage; use suitable level translation where a connected peripheral can present a higher voltage. Verify output-current limits, pull-up values, and power-source loading from the manufacturer datasheet rather than relying on the I/O pin count alone.
Treat the 4 KB program memory as one-time programmable and validate every routine before committing firmware. Account for stack growth, protocol buffers, and transient variables within the 236-byte RAM limit. Avoid designing around repeated in-circuit firmware updates, and include a recovery strategy at the system level because OTP prevents ordinary electrical rewriting of the application program.
Keep clock-sensitive and externally exposed signals away from long switching-current paths, and provide a continuous ground reference beneath and around the device where the package drawing permits. Separate sensitive input routes from outputs that may switch rapidly. Although the internal oscillator simplifies the clock circuit, follow the manufacturer's recommendations for bypassing, power sequencing, and unused-pin handling when finalizing the PCB.
Información de cumplimiento
The verified component listing identifies the device as RoHS compliant. No additional compliance claims are made.
