18V开关的低成本监测 NXP GPI devices for
monitoring 18-V switches
PCA9701 and PCA9702
Low-cost monitoring of 18-V switches
Available in 8- and 16-channel formats, these efficient, low-power General Purpose Input (GPI)
devices are ideally suited to monitoring the 18-V switches commonly found in body- and seat-
control applications of automobiles.
Key features The NXP GPI device PCA9701 has sixteen inputs, while the
4 General-purpose input (GPI) ports tolerant to 18 V NXP GPI device PCA9702 has eight. Both are designed to
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