Packaging information
| Package | Pins FCCSP (ACP) | 196 |
| Operating temperature range (°C) 0 to 70 |
| Package qty | Carrier 160 | JEDEC TRAY (5+1) |
Features for the TX08D
- 8-Channel transmitter, each channel includes:
- 5-level pulser with on-chip beamforming
- Active T/R switch
- Integrated floating supplies
- 5-Level Pulser supports:
- Maximum output voltage: ±100V
- Minimum output voltage: ±1V
- Maximum output current: 2A
- Support 4A output current mode
- True return to zero to discharge to ground
- Second harmonic of –45dBc at 5MHz
- –3dB Bandwidth with 220Ω || 240pF load
- –20MHz for a ±100V supply
- 35MHz for a ±100V supply in 4A
- Integrated jitter: 100fs from 100Hz to 20kHz
- CW mode close-in phase noise: –154dBc/Hz at 1kHz offset for 5MHz signal
- Active T/R switch with:
- Turn ON resistance: 8Ω
- Turn ON and OFF time: 300ns
- Channel based T/R switch on and off controls
- On-chip beamformer for pulser with:
- Channel based T/R switch on and off controls
- Delay resolution: Half beamformer clock period, minimum 1.56ns
- Maximum delay: 214 beamformer clock period
- Per channel 960 × 32 bits memory to store waveform and delay values.
- High-speed (400MHz maximum), 2-lane LVDS serial programming
interface
- Very low programming time: < 500ns for delay profile update
- 32-bit Checksum feature to detect wrong SPI writes
- Internal temperature sensor and automatic thermal shutdown
- No specific power sequencing requirement
- Error flag register to detect multiple faulty condition
- Integrated passives for the floating supplies and bias voltages
- Small package: FCCSP-196 (12mm × 12mm) with 0.8mm pitch
Description for the TX08D
The TX08D is a transmitter solution for ultrasound imaging systems. The device supports eight channels with each channel consisting of pulser transmit/receive (T/R) switches.