Z8F042AHJ020EC Zilog, Z8F042AHJ020EC Datasheet - Page 205

• Manufacturer Part Number: Z8F042AHJ020EC
• Description: IC ENCORE XP MCU FLASH 4K 28SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHJ020EC

• 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: 23
• 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 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 28-SSOP
• Processor Series: Z8F042xx
• Core: eZ8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 16 Bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 269-3370

PS022825-0908
Figure 27. Recommended 20 MHz Crystal Oscillator Configuration
Figure 27
mental-mode, parallel-resonant crystal operating at 20 MHz. Recommended 20 MHz crys-
tal specifications are provided in
than 4 pF of stray capacitance to either the X
reduce the values of capacitors C
Table 110. Recommended Crystal Oscillator Specifications
Parameter
Frequency
Resonance
Mode
Series Resistance (R
Load Capacitance (C
Shunt Capacitance (C
Drive Level
C1 = 15 pF
displays a recommended configuration for connection with an external funda-
XIN
S
L
0
)
)
)
Fundamental
On-Chip Oscillator
Parallel
Value
20
60
30
7
1
Table
1
Crystal
and C
110. Printed circuit board layout must add no more
2
to decrease loading.
IN
Units
MHz
mW
pF
pF
or X
Ω
OUT
Z8 Encore! XP
pins. If oscillation does not occur,
XOUT
Comments
Maximum
Maximum
Maximum
Maximum
C2 = 15 pF
Product Specification
®
F082A Series
Crystal Oscillator
194