Part Number: ADS1299
我现在是用ADS1299的前四个通道，剩余四个通道悬空可行吗？还是每组通道内部短接：IN5P↔IN5N、IN6P↔IN6N、IN7P↔IN7N、IN8P↔IN8N所有短接点统一接模拟地 AGND（0V）或者接电源。
下方链接有过回复 Tying them to AVDD to eliminate any parasitic power draw would be best.
ADS1299-4: Unused pin clarification - Data converters forum - Data converters - TI E2E support forums
