Qb-78K0Mini Equivalent Circuit - Renesas QB-78K0KX1H-DA User Manual

3.2.1 QB-78K0MINI equivalent circuit

• Supervisor side
Note The target output buffer's power supply is provided via the target system's V
voltage values from 2.0 to 5.5 V is enabled when a voltage is detected on the target system side.
CHAPTER 3 HARDWARE SETTINGS AND FUNCTIONS
Figure 3-1. Equivalent Circuit
74VHC125
74LV07
1 kΩ
3.3 kΩ
3.3 V
1 kΩ PULL UP
74LV07
Jumper
Note
74VHC125
Note
74VHC125
F
XX
1 MΩ
Clock output switch
Clock measurement by timer OUT function
Clock measurement by timer IN function
74VHC125
3-state output
User's Manual U17029EJ3V0UM
Note
100 kΩ PULL UP
5 V
14-pin oscillator or oscillation circuit (C, R, X'TAL)
Note
74VHC125
Note
• QB78K0MINI side
RESET_OUT
RESET_IN
V _IN
DD
X2
5 V
X1
FLMD0
GND
pin, and an interface for
DD
21