MAX1291BEEI vs MAX1290ACEI Comparação
Comparação detalhada lado a lado de MAX1291BEEI por Analog Devices e MAX1290ACEI por Maxim Integrated. 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 | MAX1291BEEI | MAX1290ACEI |
|---|---|---|
| Marca | Analog Devices | Maxim Integrated |
| Categoria | ADC/DAC | ADC/DAC |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $9,40 | $9,95 |
| Resolução | 12 bit | 12 bit |
| Number of Channels | 8 single-ended / 4 pseudo-differential | — |
| Taxa de amostragem | 250 ksps | 400 ksps |
| Input Type | Single-ended, pseudo-differential (software-configurable unipolar/bipolar) | Single-ended / pseudo-differential |
| Architecture | SAR (Successive Approximation Register) | — |
| Analog Supply Voltage | +2.7 V to +3.6 V | +5 V |
| Digital Supply Voltage | +2.7 V to +3.6 V | — |
| Analog Supply Current (AVCC) | 2.5 mA typ at 250 ksps | — |
| Power-Down Current | < 10 uA (auto power-down between conversions) | — |
| Internal Reference | +2.5 V, 10 ppm/°C typ | — |
| INL (max) | ±1 LSB | — |
| DNL (max) | ±1 LSB | — |
| SNR | 71 dB | — |
| Input Bandwidth | 16 MHz (-3 dB small-signal) | — |
| Track-and-Hold Acquisition Time | 100 ns | — |
| Input-Referred Noise | 0.5 LSB RMS typ | — |
| Data Interface | Byte-wide parallel (8/16-bit read) | — |
| Internal Oscillator | 20 MHz (eliminates external clock) | — |
| Faixa de temperatura de operação | -40 °C to +85 °C (industrial) | 0 C to +70 C (commercial) |
| Encapsulamento | 28-pin QSOP | 28-pin QSOP |
| Tipo de montagem | Surface Mount | Surface Mount |
| Nível MSL | 1 (unlimited) | — |
| Status RoHS | Compliant | Compliant |
| Number of Input Channels | — | 8 single-ended / 4 differential |
| ADC Architecture | — | SAR (Successive Approximation) |
| Digital Logic Supply (VLOGIC) | — | +2.7 V to +5.5 V |
| Internal Reference Voltage | — | +2.5 V |
| Wake-Up Time from Shutdown | — | 2 us |
| Interface | — | Byte-wide parallel (8-bit) |
| Automatic Power-Down | — | Yes (hardware/software controlled) |
| On-Chip Clock | — | Yes |