74F189 数据手册 ( 数据表 ) - Fairchild Semiconductor
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Fairchild Semiconductor
General Description
The F189 is a high-speed 64-bit RAM organized as a 16-word by 4-bit array. Address inputs are buffered to mini
mize loading and are fully decoded on-chip. The outputs are 3-STATE and are in the high impedance state when
ever the Chip Select (CS) input is HIGH. The outputs are active only in the Read mode and the output data is the complement of the stored data.
FEATUREs
■3-STATE outputs for data bus applications
■Buffered inputs minimize loading
■Address decoding on-chip
■Diode clamped inputs minimize ringing
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64-Bit Random Access Memory with 3-STATE Outputs
Fairchild Semiconductor
64-BIT RANDOM ACCESS MEMORY (With 3-State Outputs)
Fairchild Semiconductor
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64-BIT RANDOM ACCESS MEMORY (OPEN COLLECTOR)
Unspecified
64-BIT RANDOM ACCESS MEMORY (With Open-Collector Output)
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4K BIT STATIC RANDOM ACCESS MEMORY
Motorola => Freescale
256-BIT STATIC RANDOM ACCESS MEMORY
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16,384-BIT DYNAMIC RANDOM ACCESS MEMORY
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64-bit, 1-bit per word random access read/write memory
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