Z8F16800144ZCOG Zilog, Z8F16800144ZCOG Datasheet - Page 50

• Manufacturer Part Number: Z8F16800144ZCOG
• Description: KIT DEV FOR Z8F642 MCU 44 PIN
• Manufacturer: Zilog
• Series: Z8 Encore!®r
• Type: MCUr

Specifications of Z8F16800144ZCOG

• Contents: Hardware, Software and Documentation
• For Use With/related Products: Z8F642
• For Use With: 269-4661 - KIT ACC ETHERNET SMART CABLE
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4678

PS025011-1010
1. Not to Scale
Internal Precision
Notes
2. Internal Reset and POR Reset are low active
Internal RESET
Internal POR
Oscillator
Oscillator
V
Crystal
DD
Reset
signal
= 0.0V
V
POR
After power on, the POR circuit keeps idle until the supply voltage drops below V
voltage.
After the Z8 Encore! XP F1680 Series device exits the POR state, the eZ8 CPU fetches the
Reset vector. Following this POR, the POR/VBO status bit in the Reset Status Register is
set to 1.
For the POR threshold voltage (V
teristics
on page 339.
Figure 7
V
TH
Figure 6. Power-On Reset Operation
on page 37 displays this POR timing.
Delay
50 ms
counter delay
P R E L I M I N A R Y
POR
POR
) and POR start voltage V
Reset, Stop Mode Recovery, and Low-Voltage
Oscillator
optional XTAL
counter delay
Start-up
Z8 Encore! XP
TH
Product Specification
, see
Execution
Program
Electrical Charac-
undefined
®
F1680 Series
V
DD
= 3.3 V
TH
36