Z8F042AHJ020SC00TR Zilog, Z8F042AHJ020SC00TR Datasheet - Page 250

• Manufacturer Part Number: Z8F042AHJ020SC00TR
• Description: IC ENCORE XP MCU FLASH 4K 28SSOP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F042AHJ020SC00TR

• 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: 0°C ~ 70°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Z8F042AHJ020SC00T

PS022825-0908
(Output)
(Output)
TXD
DE
Figure 38
CTS is not used for flow control. DE asserts after the transmit data register has been
written. DE remains asserted for multiple characters as long as the transmit data register is
written with the next character before the current character has completed.
Table 143. UART Timing Without CTS
Parameter Abbreviation
UART
T
T
1
2
and
T1
DE assertion to TXD falling edge (start bit)
delay
End of Stop Bit(s) to DE deassertion delay (Tx
data register is empty)
Table 143
Figure 38. UART Timing Without CTS
start
provide timing information for UART pins for the case where
bit0
bit 1
bit 7
Z8 Encore! XP
parity
Minimum
Product Specification
1 * XIN
period
± 5
Electrical Characteristics
stop
Delay (ns)
®
end of
stop bit(s)
F082A Series
T2
Maximum
1 bit time
239