发明授权
US07791967B2 Semiconductor memory device and method of testing the same 有权
半导体存储器件及其测试方法

Semiconductor memory device and method of testing the same
摘要:
A semiconductor memory device includes a semiconductor memory, an auto-operation control circuit which outputs a clock signal, a sync read control circuit which outputs a sync read address in sync with the clock signal, a read control circuit which selects a read address of the semiconductor memory in accordance with an address of the sync read address, a read sense amplifier circuit which outputs a data read signal that is produced by sensing data that is read out of the semiconductor memory in accordance with the read address, and a determination circuit which compares the data read signal with an expectation value.
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