NCP5608 ON Semiconductor, NCP5608 Datasheet - Page 11

• Manufacturer Part Number: NCP5608
• Description: Multiple LED Charge Pump Driver
• Manufacturer: ON Semiconductor

sent during the same transaction as depicted in Figure 6 and
Figure 7. Leaving aside the ACK signal, the NCP5608
does not provide any digital feedback. The selected
PWRLED−BK or PWRLED−FL register described above
will be updated according to the content of the third byte
serially sent to the chip. Finally, the selected bank of LED
The three bytes, defined to program the chip, must be
Figure 6. Typical Transaction I2C Sequence:
I2C Address
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NCP5608
11
will be updated on the last I2C clock positive going slope
of the third byte, the DATA being transferred to the
appropriate latchup register as defined by the content of the
second byte.
registers are set to zero as depicted in Table 3.
The DC−DC charge pump is deactivated when both
Figure 7. Typical Full I2C Data Transfer