Rainbow Electronics MAX7359 - Manual (Page 18)

MAX7359
2-Wire Interfaced Low-EMI
Key Switch Controller/GPO
18 ______________________________________________________________________________________
REGULAR KEY-PRESS
EVENT
GHOST-KEY
EVENT
KEY-SWITCH MATRIX
Figure 9. Ghost-Key Phenomenon
KEY-SWITCH MATRIX KEY-SWITCH MATRIX
EXAMPLES OF VALID THREE-KEY COMBINATIONS
Figure 10. Valid Three-Key Combinations
Chip Information
PROCESS: BiCMOS
MAX7359