| Part Numbert | Mfg | Packt | D/C | Descriptiont | Qty | Company/Contact |
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PC1602LRU-LS4-E PC1602LRU-LS4-E PC1602LRULS4E Datasheet harmonic output. To achieve best spurious performance, undesired sig- nals appearing at the input should be kept as low as possible since they will "mix" with the desired input to pro- duce in-band signals 9 dB down from theirinput level (9 dB conversion loss) PC1602LRU-LS4-E PC1602LRU-LS4-E PC1602LRULS4E Price They are essentially "slave" microcontrollers, or microcontrollers with a slave interface included on the chip. Interface registers are included to enable the UPI device to function as a slave peripheral controller in the MCS Modules and iAPX family, as well as other 8-, 16-, and 32-bit systems. PC1602LRU-LS4-E PC1602LRU-LS4-E PC1602LRULS4E on stock The KBD42W11 keyboard controller is programmed to support the IBM~ compatible personal computer keyboard serial interface. The keyboard controller receives serial data from the keyboard, checks the parity of the data, translates the scan code, and presents the data to the system as a byte of data in its output buffer. The controller will interrupt the system when data is placed in its output buffer. The byte of data will be sent to the keyboard serially with an odd parity bit automatically inserted. The keyboard is required to acknowledge all data transmissions. No transmission should be sent to the keyboard until acknowledgment is received for the previous byte sent. 16-Pin GN and SO Packages PGND (Pin 3): Power G round. The internal driver circuitry returns to this pin. PGND should be connected to a low impedance ground plane in close proximity to the NiCd batte ry cell. SHDN (Pin 6): Chip Shutdown. A TTL-compatible active low voltage at SHDN puts the LTC1559 into low power shutdown mode. In shutdown, all internal circuits power down and are held in a reset state. The SW, CTL and VBAK pins enterinto high impedance states. In shutdown mode, supply current drops to below 500d\ and current drawn from the backup cell drops to below 150dV |
