Overview
The MAX108CHC is a high-performance, 1.5Gsps, 8-bit ultra high-speed analog-to-digital converter (ADC) manufactured by Maxim Integrated, now part of Analog Devices Inc. This device is designed to accurately digitize analog signals with bandwidths up to 2.2GHz, making it suitable for a wide range of high-speed applications. Fabricated on Maxim's proprietary advanced GST-2 bipolar process, the MAX108 integrates a high-performance track/hold (T/H) amplifier and a quantizer on a single monolithic die.
Key Specifications
| Parameter | Value |
|---|---|
| Conversion Rate | 1.5Gsps |
| Full-Power Analog Input Bandwidth | 2.2GHz |
| Effective Bits at fIN = 750MHz (Nyquist Frequency) | 7.5 |
| Integral Nonlinearity (INL) and Differential Nonlinearity (DNL) | ±0.25 LSB |
| Analog Input Type | 50Ω Differential or Single-Ended |
| Input Signal Range | ±250mV |
| On-Chip Voltage Reference | +2.5V Precision Bandgap |
| Digital Output Type | Latched, Differential PECL |
| Demultiplexer Feature | Selectable 8:16 Demultiplexer |
| Package Type | 192-Contact ESBGA |
| Operating Temperature Range | 0°C to +70°C |
| Supply Voltage Range for PECL Outputs | +3V to +5V |
Key Features
- 1.5Gsps conversion rate
- 2.2GHz full-power analog input bandwidth
- 7.5 effective bits at fIN = 750MHz (Nyquist frequency)
- ±0.25 LSB INL and DNL
- 50Ω differential analog inputs with ±250mV input signal range
- On-chip, +2.5V precision bandgap voltage reference
- Latched, differential PECL digital outputs
- Selectable 8:16 demultiplexer feature
- Internal demux reset input with reset output
- 192-contact ESBGA package
- Pin compatible with MAX104 (1Gsps) and MAX106 (600Msps)
Applications
- Digital RF/IF signal processing
- Direct RF downconversion
- High-speed data acquisition
- Digital oscilloscopes
- High-energy physics
- Radar/ECM systems
- ATE (Automated Test Equipment) systems
Q & A
- Q: What is the conversion rate of the MAX108CHC?
A: The MAX108CHC has a conversion rate of 1.5Gsps.
- Q: What is the full-power analog input bandwidth of the MAX108CHC?
A: The full-power analog input bandwidth is 2.2GHz.
- Q: What is the effective number of bits at the Nyquist frequency for the MAX108CHC?
A: The MAX108CHC has 7.5 effective bits at fIN = 750MHz (Nyquist frequency).
- Q: What type of digital outputs does the MAX108CHC have?
A: The MAX108CHC has latched, differential PECL digital outputs.
- Q: Can the MAX108CHC be used in high-speed data acquisition systems?
A: Yes, the MAX108CHC is suitable for high-speed data acquisition systems due to its high conversion rate and wide analog input bandwidth.
- Q: What is the operating temperature range of the MAX108CHC?
A: The operating temperature range is from 0°C to +70°C.
- Q: Is the MAX108CHC pin compatible with other MAX series ADCs?
A: Yes, the MAX108CHC is pin compatible with MAX104 (1Gsps) and MAX106 (600Msps).
- Q: What type of package does the MAX108CHC come in?
A: The MAX108CHC is packaged in a 192-contact Enhanced Super Ball-Grid Array (ESBGA).
- Q: Can the MAX108CHC be used in radar and ECM systems?
A: Yes, the MAX108CHC is suitable for radar and ECM systems due to its high-speed and high-accuracy conversion capabilities.
- Q: What is the supply voltage range for the PECL outputs of the MAX108CHC?
A: The PECL outputs can be operated from any supply between +3V to +5V.
