SBAS735A August 2015 – May 2016 AFE58JD18
PRODUCTION DATA.
- 1Features
- 2Applications
- 3Description
- 4Revision History
- 5Description (continued)
- 6Functional Block Diagram
- 7Device and Documentation Support
- 8Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
- ZBV|289
Thermal pad, mechanical data (Package|Pins)
Orderable Information
1 Features
- 16-Channel, Complete Analog Front-End (AFE):
- LNA, VCAT, PGA, LPF, ADC, and CW Mixer
- LNA with Programmable Gain:
- Gain: 24 dB, 18 dB, and 12 dB
- Linear Input Range:
0.25 VPP, 0.5 VPP, and 1 VPP - Input-Referred Noise:
0.63 nV/√Hz, 0.7 nV/√Hz, and 0.9 nV/√Hz - Programmable Active Termination
- Voltage-Controlled Attenuator (VCAT): 40 dB
- Programmable Gain Amplifier (PGA):
24 dB and 30 dB - Total Signal Chain Gain: 54 dB (max)
- 3rd-Order, Linear-Phase LPF:
- 10 MHz, 15 MHz, 20 MHz, 30 MHz, 35 MHz, and 50 MHz
- Analog-to-Digital Converter (ADC):
- 14-Bit ADC: 75-dBFS SNR at 65 MSPS
- 12-Bit ADC: 72-dBFS SNR at 80 MSPS
- LVDS Interface Maximum Speed of 1 Gbps
- Noise and Power Optimizations (Full-Channel):
- 140 mW/Ch at 0.75 nV/√Hz, 65 MSPS
- 91.5 mW/Ch at 1.1 nV/√Hz, 40 MSPS
- 80 mW/Ch at CW Mode
- Excellent Device-to-Device Gain Matching:
- ±0.5 dB (typical) and ±1.1 dB (max)
- Low Harmonic Distortion
- Fast and Consistent Overload Recovery
- Passive Mixer for CWD:
- Low Close-In Phase Noise:
–156 dBc/Hz at 1 kHz Off 2.5-MHz Carrier - Phase Resolution: λ / 16
- Supports 16X, 8X, 4X, and 1X CW Clocks
- CWD High-Pass Filter Rejects Undesired Low-Frequency Signals < 1 kHz
- Low Close-In Phase Noise:
- Digital Features:
- Digital I/Q Demodulator after ADC:
- Fractional Decimation Filter M = 1 to 63 with 0.25X Increment Step
- Data Throughput Reduction After Decimation
- On-Chip RAM with 32 Preset Profiles
- Digital I/Q Demodulator after ADC:
- 5-Gbps JESD Interface:
- JESD204B Subclass 0, 1, and 2
- 2, 4, or 8 Channels per JESD Lane
- Small Package: 15-mm × 15-mm NFBGA-289
2 Applications
- Medical Ultrasound Imaging
- Nondestructive Evaluation Equipment
- Sonar Imaging Equipment
3 Description
The AFE58JD18 is a highly-integrated, analog front-end (AFE) solutions specifically designed for ultrasound systems where high performance and small size are required.
To request a full datasheet or other design resources: request AFE58JD18
Device Information(1)
| PART NUMBER | OUTPUT INTERFACE | DIGITAL I/Q DEMODULATOR |
|---|---|---|
| AFE58JD18 | LVDS and JESD | Supported |
- For all available packages, see the orderable addendum at the end of the datasheet.
Simplified Block Diagram
