Z8F011ASH020EG2156 ZiLOG, Z8F011ASH020EG2156 Datasheet - Page 176

• Manufacturer Part Number: Z8F011ASH020EG2156
• Description: 8-bit Microcontrollers - MCU 1K FLASH 256B RAM 16B NVDS
• Manufacturer: ZiLOG

Specifications of Z8F011ASH020EG2156

• Rohs: yes
• Core: eZ8
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 20 MHz
• Program Memory Size: 1 KB
• Data Ram Size: 256 B
• On-chip Adc: No
• Package / Case: SOIC-20
• Mounting Style: SMD/SMT
• Interface Type: UART
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 17
• Number Of Timers: 2
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

PS025113-1212
Parameter
Frequency
Resonance
Mode
Series Resistance (R
Load Capacitance (C
Shunt Capacitance (C
Drive Level
ister, the user code must wait at least 5000 IPO cycles for the crystal to stabilize. After this
period, the crystal oscillator may be selected as the system clock.
Figure 25 displays a recommended configuration for connection with an external funda-
mental-mode, parallel-resonant crystal operating at 20 MHz. Recommended 20 MHz crys-
tal specifications are provided in Table 100. Resistor R
dissipation by the crystal. Printed circuit board layout must add no more than 4 pF of stray
capacitance to either the X
of capacitors C
Figure 25. Recommended 20 MHz Crystal Oscillator Configuration
C1 = 22pF
Table 100. Recommended Crystal Oscillator Specifications
XIN
1
and C
L
S
0
)
)
)
2
to decrease loading.
IN
Fundamental
or X
On-Chip Oscillator
Parallel
Value
20
60
30
OUT
7
1
Crystal
pins. If oscillation does not occur, reduce the values
Units
MHz
mW
pF
pF

1
is optional and limits total power
XOUT
R1 = 220
Comments
Maximum
Maximum
Maximum
Maximum
Z8 Encore!
C2 = 22pF
Crystal Oscillator Operation
Product Specification

®
F0830 Series
158