Z8F042AHH020EG Zilog, Z8F042AHH020EG Datasheet - Page 22

• 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

Signal Descriptions
Table 3. Signal Descriptions
PS022517-0508
Signal
Mnemonic
General-Purpose I/O Ports A-H
PA[7:0]
PB[4:0]
PC[5:0]
I
SCL
SDA
2
C Controller
Figure 5. Z8F0812 and Z8F0412 in 28-Pin SOIC and PDIP Packages
Table 3
to determine the signals available for the specific package styles
.
I/O
I/O
I/O
I/O
I/O
I/O
describes Z8 Encore! XP
Description
Port C—These pins are used for general-purpose I/O and
supports 5 V-tolerant inputs.
Port B—These pins are used for general-purpose I/O.
Port C—These pins are used for general-purpose I/O and
support 5 V-tolerant inputs.
Serial Clock—This open-drain pin clocks data transfers in accordance with the
I
pin is configured for alternate function to enable the SCL function, this pin is
open-drain.
Serial Data—This open-drain pin transfers data between the I
This pin is multiplexed with a GPIO pin. When the GPIO pin is configured for
alternate function to enable the SDA function, this pin is
open-drain.
2
PA1 / T0OUT
C standard protocol. This pin is multiplexed with a GPIO pin. When the GPIO
PC5 / MISO
PC4 / MOSI
PC0 / T1IN
PA0 / T0IN
PC3 / SCK
PA7 / SDA
PA6 / SCL
PC2 / SS
RESET
XOUT
V
V
XIN
DD
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
®
F0822 Series signals. See
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PB0
PB1
PB2
PB3
PB4
No Connect
AV
AV
DBG
PC1 / T1OUT
PA5 / TXD0
PA4 / RXD0
PA3 / CTS0
PA2 / DE0
SS
DD
Z8 Encore! XP
Pin Configurations
Product Specification
Signal and Pin Descriptions
®
2
C and a slave.
F0822 Series
on page 7
9