The MAX154/MAX158 are high-speed multi-channel analog-to-digital converters (ADCs). The MAX154 has four analog input channels while the MAX158 has eight channels. Conversion time for both devices is 2.5µs. The MAX154/MAX158 also feature a 2.5V on-chip reference, forming a complete high-speed data acquisition system. Both converters include a built-in track/hold, eliminating the need for an external track/hold. The analog input range is 0V to +5V, although the ADC operates from a single +5V supply. Microprocessor interfaces are simplified by the ADC's ability to appear as a memory location or I/O port without the need for external logic. The data outputs use latched, three-state buffer circuitry to allow direct connection to a microprocessor data bus or system input port.
| title | Download file |
|---|---|
| MAX154-MAX158 Data Sheet | MAX154-MAX158.pdf |
| Part Number | Resolution (bits) | Input Chan. | Conv. Rate (ksps) | ADC Architecture | Data Bus | Diff/S.E. Input | Internal VREF (V) | External VREF (V) | External VREF (V) | Unipolar VIN (V) | Package/Pins | Budgetary Price |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ADC | max | nominal | min | max | max | See Notes | ||||||
| MAX154 | 8 | 4 | 400 | SAR | µP/8 | S.E. Only | 2.5 | 0 | 5 | 5 | CDIP(N)/24 PDIP(N)/24 SOIC(W)/24 SSOP/24 | $10.96 @1k |
| MAX158 | 8 | CDIP(W)/28 PDIP(W)/28 SOIC(W)/28 SSOP/28 | $12.32 @1k | |||||||||
| Part Number | Status | Recommended Replacement | Package | Temp | RoHS |
|---|---|---|---|---|---|
| MAX158ACAI | No Longer Available | MAX158ACAI+ | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | See data sheet |
| MAX158ACAI+ | Active | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | Lead Free | |
| MAX158ACAI+T | Active | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | Lead Free | |
| MAX158ACAI-T | No Longer Available | MAX158ACAI+T | SSOP;28 pin | 0°C to +70°C | See data sheet |
| MAX158ACPI | No Longer Available | MAX158ACPI+ | PDIP(W),;28 pin;592.6 mm² | 0°C to +70°C | No |
| MAX158ACPI+ | Active | PDIP(W),;28 pin;592.6 mm² | 0°C to +70°C | Lead Free | |
| MAX158ACWI | No Longer Available | MAX158ACWI+ | SOIC(W),;28 pin;192.8 mm² | 0°C to +70°C | No |
| MAX158ACWI+ | Active | SOIC(W),;28 pin;192.8 mm² | 0°C to +70°C | Lead Free | |
| MAX158ACWI+T | Active | W.SO;28 pin | 0°C to +70°C | See data sheet | |
| MAX158ACWI-T | No Longer Available | MAX158ACWI+T | W.SO;28 pin | 0°C to +70°C | See data sheet |
| Part Number | Status | Recommended Replacement | Package | Temp | RoHS |
| MAX158AEAI | No Longer Available | MAX158AEAI+ | SSOP,;28 pin;81.6 mm² | -40°C to +85°C | See data sheet |
| MAX158AEAI+ | Active | SSOP,;28 pin;81.6 mm² | -40°C to +85°C | Lead Free | |
| MAX158AEAI+T | Active | SSOP,;28 pin;81.6 mm² | -40°C to +85°C | Lead Free | |
| MAX158AEAI-T | No Longer Available | MAX158AEAI+T | SSOP;28 pin | -40°C to +85°C | See data sheet |
| MAX158AEJI | No Longer Available | CDIP;28 pin | -40°C to +85°C | See data sheet | |
| MAX158AEPI | No Longer Available | MAX158AEPI+ | PDIP(W),;28 pin;592.6 mm² | -40°C to +85°C | No |
| MAX158AEPI+ | Active | PDIP(W),;28 pin;592.6 mm² | -40°C to +85°C | Lead Free | |
| MAX158AEWI | No Longer Available | MAX158AEWI+ | SOIC(W),;28 pin;192.8 mm² | -40°C to +85°C | No |
| MAX158AEWI+ | Active | SOIC(W),;28 pin;192.8 mm² | -40°C to +85°C | Lead Free | |
| MAX158AEWI+T | Active | SOIC(W),;28 pin;192.8 mm² | -40°C to +85°C | Lead Free | |
| Part Number | Status | Recommended Replacement | Package | Temp | RoHS |
| MAX158AEWI-T | No Longer Available | MAX158AEWI+T | W.SO;28 pin | -40°C to +85°C | See data sheet |
| MAX158AMJI | No Longer Available | CDIP(W),;28 pin;605.5 mm² | -55°C to +125°C | No | |
| MAX158AMJI/883B | No Longer Available | CDIP(W),;28 pin;605.5 mm² | -55°C to +125°C | No | |
| MAX158BC/D | No Longer Available | DICE; | 0°C to +70°C | See data sheet | |
| MAX158BCAI | No Longer Available | MAX158BCAI+ | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | See data sheet |
| MAX158BCAI+ | Active | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | Lead Free | |
| MAX158BCAI+T | Active | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | Lead Free | |
| MAX158BCAI-T | No Longer Available | MAX158BCAI+T | SSOP,;28 pin;81.6 mm² | 0°C to +70°C | See data sheet |
| MAX158BCPI | No Longer Available | MAX158BCPI+ | PDIP(W),;28 pin;592.6 mm² | 0°C to +70°C | No |
| MAX158BCPI+ | Active | PDIP(W),;28 pin;592.6 mm² | 0°C to +70°C | Lead Free | |
| Part Number | Status | Recommended Replacement | Package | Temp | RoHS |
| MAX158BCWI | No Longer Available | MAX158BCWI+ | SOIC(W),;28 pin;192.8 mm² | 0°C to +70°C | No |
| MAX158BCWI+ | Active | SOIC(W),;28 pin;192.8 mm² | 0°C to +70°C | Lead Free | |
| MAX158BCWI+T | Active | W.SO;28 pin | 0°C to +70°C | See data sheet | |
| MAX158BCWI-T | No Longer Available | MAX158BCWI+T | SOIC(W),;28 pin;192.8 mm² | 0°C to +70°C | No |
| MAX158BEAI | No Longer Available | MAX158BEAI+ | SSOP,;28 pin;81.6 mm² | -40°C to +85°C | See data sheet |
| MAX158BEAI+ | Active | SSOP,;28 pin;81.6 mm² | -40°C to +85°C | Lead Free | |
| MAX158BEAI+T | Active | SSOP,;28 pin;81.6 mm² | -40°C to +85°C | Lead Free | |
| MAX158BEAI-T | No Longer Available | MAX158BEAI+T | SSOP;28 pin | -40°C to +85°C | See data sheet |
| MAX158BEJI | No Longer Available | CDIP;28 pin | -40°C to +85°C | See data sheet | |
| MAX158BEPI | No Longer Available | MAX158BEPI+ | PDIP(W),;28 pin;592.6 mm² | -40°C to +85°C | No |
| Part Number | Status | Recommended Replacement | Package | Temp | RoHS |
| MAX158BEPI+ | Active | PDIP(W),;28 pin;592.6 mm² | -40°C to +85°C | Lead Free | |
| MAX158BEWI | No Longer Available | MAX158BEWI+ | SOIC(W),;28 pin;192.8 mm² | -40°C to +85°C | No |
| MAX158BEWI+ | Active | SOIC(W),;28 pin;192.8 mm² | -40°C to +85°C | Lead Free | |
| MAX158BEWI+T | Active | W.SO;28 pin | -40°C to +85°C | See data sheet | |
| MAX158BEWI-T | No Longer Available | MAX158BEWI+T | SOIC(W),;28 pin;192.8 mm² | -40°C to +85°C | No |
| MAX158BMJI | No Longer Available | CDIP;28 pin | -55°C to +125°C | See data sheet | |
| MAX158BMJI/883B | No Longer Available | CDIP(W),;28 pin;605.5 mm² | -55°C to +125°C | No |