Standard test method for measuring unsaturated ttl sink current 测量不饱和的晶体管逻辑电路吸收电流的试验方法
2.
This is the maximum output source or sink current that can flow safely into an output terminal of the device at voltages within the normal operating range 持续输出电流是指器件的输出端可以安全地注入或泵出的最大电流。