Z8F042AHH020EG Zilog, Z8F042AHH020EG Datasheet - Page 181

• Manufacturer Part Number: Z8F042AHH020EG
• Description: IC ENCORE XP MCU FLASH 4K 20SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHH020EG

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: IrDA, UART/USART
• Peripherals: Brown-out Detect/Reset, LED, LVD, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 269-4156; Z8F042AHH020EG

Oscillator Operation with an External RC Network
PS022517-0508
Figure 34. Recommended 20 MHz Crystal Oscillator Configuration
Table 91. Recommended Crystal Oscillator Specifications (20 MHz Operation)
The External RC oscillator mode is applicable to timing insensitive applications.
35
resistor-capacitor (RC) network.
Parameter
Frequency
Resonance
Mode
Series Resistance (R
Load Capacitance (C
Shunt Capacitance (C
Drive Level
C1 = 22 pF
on page 169 displays a recommended configuration for connection with an external
XIN
S
L
0
)
)
)
On-Chip Oscillator
Value
20
Parallel
Fundamental
25
20
7
1
Crystal
Units
MHz
W
pF
pF
mW
Z8 Encore! XP
XOUT
R1 = 220
C2 = 22 pF
Product Specification
Comments
Maximum
Maximum
Maximum
Maximum
Ω
®
On-Chip Oscillator
F0822 Series
Figure
168