Z8F042AHH020EC Zilog, Z8F042AHH020EC Datasheet - Page 238

• Manufacturer Part Number: Z8F042AHH020EC
• Description: IC ENCORE XP MCU FLASH 4K 20SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHH020EC

• 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: Contains lead / RoHS non-compliant
• Other names: 269-3368

Table 129. AC Characteristics
AC Characteristics
Symbol Parameter
F
F
T
T
T
T
T
PS022825-0908
SYSCLK
XTAL
XIN
XINH
XINL
XINR
XINF
System Clock Frequency
Crystal Oscillator Frequency
System Clock Period
System Clock High Time
System Clock Low Time
System Clock Rise Time
System Clock Fall Time
The section provides information about the AC characteristics and timing. All AC timing
information assumes a standard load of 50 pF on all outputs.
T
Minimum Maximum
0.032768
V
A
(unless otherwise
DD
= -40 °C to +105 °C
50
20
20
–
–
–
–
= 2.7 V to 3.6 V
stated)
20.0
20.0
20.0
30
30
–
3
3
Units Conditions
MHz
MHz
MHz
ns
ns
ns
ns
ns
Z8 Encore! XP
Read-only from Flash memory
Program or erasure of the
Flash memory
System clock frequencies
below the crystal oscillator
minimum require an external
clock driver
T
T
T
T
T
CLK
CLK
CLK
CLK
CLK
= 1/F
= 50 ns
= 50 ns
= 50 ns
= 50 ns
Product Specification
Electrical Characteristics
sysclk
®
F082A Series
227