MAX144BCUA vs MAX145ACUA Comparação
Comparação detalhada lado a lado de MAX144BCUA por Maxim Integrated e MAX145ACUA por Analog Devices. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Comparação de especificações
| Parâmetro | MAX144BCUA | MAX145ACUA |
|---|---|---|
| Marca | Maxim Integrated | Analog Devices |
| Categoria | ADC/DAC | ADC/DAC |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $7,91 | $5,10 |
| Resolução | 12 bit | — |
| Number of Inputs | 2 (single-ended, multiplexed) | — |
| Taxa de amostragem | 108 ksps | 108 ksps |
| Conversion Time | 7.4 µs (SAR successive approximation) | 7.4 µs (incl. track/hold acquisition) |
| Faixa de tensão de entrada | 0 to VREF | — |
| Tensão de alimentação | +2.7 V to +5.25 V (single) | — |
| Supply Current (active) | [DATA_NEEDED: active current typ] | — |
| Supply Current (AutoShutdown) | 0.3 µA typical (between conversions) | — |
| Wake-Up Time | 2.5 µs | 2.5 µs |
| Internal Clock Frequency | 4.096 MHz | — |
| Interface | SPI/QSPI/MICROWIRE-compatible, 3-wire serial | — |
| Tensão de referência | External (VREF applied to REF pin) | — |
| INL (max, B grade) | ±1 LSB | — |
| Temperatura de operação | 0 °C to +70 °C (commercial, B suffix CUA) | — |
| Encapsulamento | 8-pin µMAX (8-MSOP, 3.00 mm width) | 8-pin µMAX / uSOP |
| Tipo de montagem | Surface Mount | Surface Mount |
| Nível MSL | [DATA_NEEDED: MSL rating] | — |
| Status RoHS | [DATA_NEEDED: RoHS compliance] | Compliant (lead-free variants) |
| Compatible Pinout Part | MAX145 (14-bit upgrade, same 8-µMAX footprint) | — |
| Manufacturer | — | Analog Devices / Maxim Integrated |
| Part Number | — | MAX145ACUA |
| Função | — | 12-bit SAR Analog-to-Digital Converter (ADC) |
| Number of Channels | — | 2 (1 pseudo-differential per the MAX145 family) |
| Number of Bits | — | 12 |
| Architecture | — | Successive Approximation Register (SAR) |
| Supply Voltage (VDD) | — | +2.7 V to +5.25 V |
| Supply Current (108 ksps, VDD = 3.6 V) | — | 0.9 mA typ |
| Supply Current (10 ksps, VDD = 3.6 V) | — | 100 µA typ |
| Supply Current (1 ksps, VDD = 3.6 V) | — | 10 µA typ |
| Power-Down Current | — | 0.2 µA typ |
| Digital Interface | — | 3-wire SPI/QSPI/MICROWIRE-compatible serial |
| Internal Clock | — | Yes (on-chip, 2.5 MHz typ) |
| Track/Hold | — | Internal |
| Reference Input | — | External (REF+, REF-) |
| Operating Temperature (A grade) | — | 0 °C to +70 °C |