MAX153CPP+CGP - 1Msps 8-Bit µP-Compatible ADC | Analog Devices
N.º de pieza: MAX153CPP+CGP ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $8.92 | $8,92 |
| 10 | $7.95 | $79,50 |
| 100 | $6.72 | $672,00 |
| 500 | $5.93 | $2.965,00 |
| 1.000 | $5.21 | $5.210,00 |
MAX153CPP+CGP Descripción general
An ADC (analog-to-digital converter) is a data converter IC that translates continuous analog signals into discrete digital codes for processing by microprocessors, microcontrollers, or DSPs. The MAX153 belongs to the successive-approximation/half-flash ADC family, which sits in the broader hierarchy of data converters alongside SAR (successive-approximation register), flash, sigma-delta, and pipeline architectures. Half-flash converters use two flash stages to halve the comparator count versus true flash, achieving sub-microsecond conversion at moderate die size—ideal for µP-interfaced data acquisition.
Key features include a track/hold amplifier on-chip, unipolar or bipolar input ranges, a dedicated RD/WR strobe that maps directly onto 8086-style µP bus cycles, and a logic-level POWERDN pin that drops supply current to 1 µA for battery-powered designs. The half-flash core achieves ±1 LSB linearity (typical) and ±0.5 LSB INL, while the wide-aperture track/hold supports full-scale step inputs without dynamic distortion. Internal reference options and a simple two-wire read/write handshake simplify host integration.
The MAX153 is typically deployed in data-acquisition front-ends, process-control PLC analog input modules, instrumentation and panel meters, portable battery-powered sensors, and digital oscilloscope or spectrum-analyzer auxiliary channels. The 1 Msps rate, low power-down current, and µP bus interface make it well suited to embedded industrial designs where host CPU cycles must be minimized.
Designers should provide solid analog and digital ground separation, place the 2.2 µF reference bypass capacitor close to REF, and ensure the read strobe timing meets the 660 ns conversion budget. For multi-channel systems, an external MUX can be placed in front of the single analog input with the ADC's conversion latency absorbed by the host between samples.
This page synthesizes distributor pricing from DigiKey, Mouser, Octopart, and Jotrin, drop-in same-package alternatives, and practical design notes that are not aggregated on the manufacturer datasheet alone.
Alternativas directas para MAX153CPP+CGP — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con MAX153CPP+CGP (mismo factor de forma y huella) — difiere en Data Interface, Resolution, Mounting Type, Architecture, Conversion Time.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
MAX153CPP+
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MAX153EWP/GG8
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MAX152EWP
✅ Sustitución directa✓ En stock
$7.65 / unidad
Ver hoja de datos →MAX150BCPP+
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MAX147AEAP
✅ Sustitución directa✓ En stock
$4.88 / unidad
Ver hoja de datos →MAX153CPP+CGP Valores máximos y características eléctricas
| Resolución | 8 bit |
| Frecuencia de muestreo | 1 Msps |
| Conversion Time | 660 ns |
| Architecture | Half-Flash |
| Number of Channels | 1 |
| Input Type | Single-Ended, Unipolar or Bipolar |
| Analog Supply Voltage | Single +5V or Dual ±5V |
| Digital Supply Voltage | +5 V |
| Data Interface | Parallel (µP-compatible) |
| Power-Down Current | 1 µA typical |
| Temperatura de funcionamiento | 0°C to +70°C (commercial C grade) |
| Encapsulado | 20-PDIP (0.300", 7.62 mm) |
| Tipo de montaje | Through-Hole |
| Reference | Internal |
| Track-and-Hold | On-chip |
| Power-Down Pin | Yes (logic-level POWERDN) |
Configuración de pines de MAX153CPP+CGP
| Pin 1 | AIN — Analog input |
| Pin 2 | GND — Analog ground |
| Pin 3 | REF — Reference voltage (internal reference decoupled here) |
| Pin 4 | VDD — +5V analog supply |
| Pin 5 | VSS — -5V analog supply (or GND in single-supply mode) |
| Pin 6 | POWERDN — Power-down input (logic-level, active high) |
| Pin 7 | CS — Chip select (active low) |
| Pin 8 | RD — Read strobe (active low) |
| Pin 9 | WR — Write/conversion-start strobe |
| Pin 10 | MODE — Mode select (stand-alone vs. µP mode) |
| Pin 11 | D0 — Data bit 0 (LSB) |
| Pin 12 | D1 — Data bit 1 |
| Pin 13 | D2 — Data bit 2 |
| Pin 14 | D3 — Data bit 3 |
| Pin 15 | D4 — Data bit 4 |
| Pin 16 | D5 — Data bit 5 |
| Pin 17 | D6 — Data bit 6 |
| Pin 18 | D7 — Data bit 7 (MSB) |
| Pin 19 | INT — Conversion complete / interrupt output |
| Pin 20 | VDD — +5V digital supply |
Aplicaciones típicas
MAX153CPP+CGP es adecuado para 7 aplicacións: Industrial Data Acquisition Front-End, Process Control and PLC Analog Input Modules, Portable Battery-Powered Instrumentation, Digital Oscilloscope Auxiliary Acquisition Channel, Automotive Sensor Digitization (Non-Safety Subsystems), Medical Patient Monitoring Analog Front-End, Audio VU Meter and Panel Meter Display Drivers.
Industrial Data Acquisition Front-End
The MAX153CPP+CGP's 1 Msps sampling rate and 660 ns conversion time make it a strong fit for industrial data acquisition front-ends digitizing 4-20 mA or 0-10 V transducer signals. According to the Analog Devices MAX153 datasheet, the half-flash architecture delivers 8-bit conversion with ±1 LSB linearity and an on-chip track-and-hold that captures fast step inputs without dynamic distortion. Placed between the analog signal-conditioning chain and the host CPU, the parallel bus interfaces directly to 8086-style microprocessors, eliminating glue logic in PLC analog input modules and panel-meter designs. Unlike sigma-delta alternatives, the MAX153 does not require oversampling settling time, giving sub-microsecond deterministic latency for closed-loop control loops.
Recomendado
Process Control and PLC Analog Input Modules
PLC analog input modules benefit from the MAX153CPP+CGP's 1 µA power-down current and single +5V operation per the MAX153 datasheet. The POWERDN pin can be toggled by the host MCU between channel scans, dropping supply current to microampere levels in idle slots—critical for multi-channel isolated PLCs where the ADC is one of several analog blocks sharing a regulated rail. The µP-compatible parallel interface simplifies the FPGA/CPLD logic layer, and the 20-PDIP package supports legacy through-hole designs where vibration tolerance is required. The MAX153's bipolar-input capability (with ±5V supplies) lets the same part digitize both unipolar sensor outputs and bipolar ±10 V signals with external scaling resistors.
Recomendado
Portable Battery-Powered Instrumentation
Battery-powered instrumentation such as handheld multimeters, portable gas analyzers, and field-calibration tools benefit from the MAX153CPP+CGP's 1 µA power-down mode and 660 ns wake-to-conversion time per the Analog Devices datasheet. The half-flash core dissipates power only during the 660 ns conversion window, allowing the host to duty-cycle the ADC and extend battery life by 10-100x in low-duty applications. The 20-PDIP package simplifies through-hole PCB assembly for low-volume industrial test equipment, and the single +5V supply aligns directly with USB-powered and 4-cell AA-powered designs with a boost converter. The on-chip track-and-hold also lets designers digitize fast sensor transients without an external SHA.
Recomendado
Digital Oscilloscope Auxiliary Acquisition Channel
Digital oscilloscopes and spectrum analyzers use the MAX153CPP+CGP's 1 Msps sampling rate as an auxiliary acquisition channel for trigger logic, peak-detection, or low-bandwidth signal monitoring per the Analog Devices datasheet. The on-chip track-and-hold captures full-scale step inputs without distortion, and the 660 ns conversion latency is deterministic—suitable for synchronizing with the scope's main timebase. The parallel 8-bit bus feeds directly into display memory or trigger logic without serialization delay. Designers pair the MAX153 with a faster front-end amplifier chain and a higher-resolution primary ADC (e.g. MAX12528ETK+ 14-bit 80 Msps) to provide a secondary low-speed reference or trigger channel alongside the main scope digitizer.
Recomendado
Automotive Sensor Digitization (Non-Safety Subsystems)
Non-safety automotive subsystems—climate-control sensors, body-control modules, and infotainment audio level meters—can use the MAX153CPP+CGP's 1 Msps 8-bit conversion to digitize analog sensor outputs. The MAX153CPP+CGP is rated 0°C to +70°C (commercial C grade); for underhood or safety applications designers should consider the MAX153EWP/GG8 extended-temperature variant (the same die in a wide-SOIC package) or move to AEC-Q100-qualified SAR ADCs like the MAX11164ETC+T. The parallel µP bus integrates cleanly with body-control MCUs, and the small 20-PDIP package fits legacy automotive ECU form factors.
Recomendado
Medical Patient Monitoring Analog Front-End
Patient monitoring equipment such as multi-parameter bedside monitors, infusion pump controllers, and portable ECG recorders use the MAX153CPP+CGP for analog front-end digitization at 1 Msps. The 8-bit resolution is sufficient for display-rate parameter readouts (SpO2, respiration, NIBP) where update rates are below 1 kHz, and the on-chip track-and-hold eliminates external SHA design effort. The 1 µA power-down current extends battery runtime in ambulatory and wearable monitors. Designers can pair the MAX153 with higher-resolution companion ADCs like the MAX11627EEE/V+ for the primary ECG channel where 12-16-bit resolution is mandatory, while keeping the MAX153 for display-rate parameter channels.
Recomendado
Audio VU Meter and Panel Meter Display Drivers
Audio VU meters, broadcast level indicators, and panel meters benefit from the MAX153CPP+CGP's 1 Msps conversion rate and fast read strobe for real-time display refresh. The 8-bit resolution maps cleanly to bar-graph or numeric display drive, and the parallel bus interfaces directly with microcontroller-driven display drivers. The 20-PDIP package is well suited to legacy through-hole PCB designs where the meter is retrofitted into existing equipment. The bipolar-input capability (with ±5V supplies) lets the same part digitize both line-level audio (after rectification) and DC panel-meter signals without external signal conditioning.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para MAX153CPP+CGP — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | MAX153CPP+ | MAX153EWP/GG8 | MAX152EWP | MAX150BCPP+ |
|---|---|---|---|---|---|
| Brand | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) | Analog Devices (Maxim Integrated) |
| Package | 20-PDIP | 20-PDIP (same) | 20-SOICW (different) | 20-SOICW (different) | 20-PDIP (same) |
| Resolution | 8 bit | 8 bit | 8 bit | 8 bit | 8 bit |
| Architecture | Half-Flash | Half-Flash | Half-Flash | Half-Flash | CMOS SAR |
| Internal Reference | Yes | Yes | Yes | Yes | Yes |
Diferenciadores clave
- 1 Msps half-flash 8-bit ADC with 660 ns conversion time (frente a MAX150BCPP+)
- 1 µA power-down current for battery-powered designs (frente a MAX152EWP)
- On-chip track-and-hold for full-scale step capture (frente a MAX147AEAP (12-bit family))
- Single +5V or dual ±5V supply operation (frente a MAX153EWP/GG8 (extended temp, SOICW))
Notas de diseño
The MAX153 requires a clean +5V analog supply with a 0.1 µF ceramic bypass capacitor placed within 5 mm of the VDD pin and a 2.2 µF (or larger) tantalum/ceramic bulk capacitor on the same node per the Analog Devices datasheet. In single-supply operation, VSS is tied to analog ground; in dual-supply operation, both VDD (+5V) and VSS (-5V) must be decoupled separately. The POWERDN pin should be held low (logic 0) for normal operation; pulling it high drops IDD to 1 µA typical. Add a 100 kΩ pull-down on POWERDN if it is driven by a tri-state host bus to prevent accidental power-down during reset.
Separate analog and digital ground planes are recommended. The MAX153's GND pin (pin 2) is the analog ground reference; route AIN, REF, and the bypass capacitor returns to this pin, then tie the analog and digital ground planes together at a single point beneath the IC. The 8-bit data bus (D0-D7) and strobe lines (RD, WR, CS) should be routed away from the analog input and reference traces to minimize digital-feedthrough coupling. Place a ground guard ring around the AIN trace if it must cross digital lines.
Do not exceed the absolute maximum analog input voltage of VDD + 0.3V on AIN, or permanent damage to the input ESD structure may occur. The track-and-hold has an acquisition-time spec that must be met between conversions—check the datasheet's aperture/timing diagram for the exact t_ACQ value at your chosen sampling rate. When operating in bipolar-input mode (dual ±5V supplies), the input range is -VREF to +VREF minus 1 LSB, not the full ±5V supply range. Finally, ensure the host's RD strobe pulse width meets the datasheet's minimum spec (typically 100 ns) to avoid bus contention.
The 20-PDIP package is a through-hole design; route all analog and digital signals on the top layer with ground plane on the bottom for best EMI/ESD performance. Keep the analog input trace length under 25 mm to minimize capacitive loading and noise pickup; add a 10-100 pF capacitor at AIN only if the source impedance is below 1 kΩ to avoid degrading track/hold acquisition time. The reference bypass capacitor (2.2 µF) should be a low-ESR ceramic or tantalum placed within 5 mm of the REF pin with its ground return tied directly to the AGND pin.
Información de cumplimiento
RoHS/REACH/lead-free status of the MAX153CPP+CGP variant not explicitly stated in the verified web data. Conflict-minerals compliance assumed per Maxim/Analog Devices standard policy. AEC-Q100 not applicable for commercial C-grade part; for automotive designs use the extended-temperature MAX153EWP/GG8 or AEC-Q100-qualified alternatives.
