MC68HC705C9ACFN Freescale Semiconductor, MC68HC705C9ACFN Datasheet - Page 19

• Manufacturer Part Number: MC68HC705C9ACFN
• Description: IC MCU 2.1MHZ 16K OTP 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C9ACFN

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 352 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

1.6 Functional Pin Descriptions
Figure
A functional description of the pins follows.
Freescale Semiconductor
1-5,
Figure
A line over a signal name indicates an active low signal. For example,
RESET is active high and RESET is active low.
1-6,
Figure
MC68HC05C9A Advance Information Data Sheet, Rev. 4.1
1-7, and
Figure 1-5. 40-Pin PDIP Pin Assignments
RESET
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
IRQ
V
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
V
PP
SS
Figure 1-8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
NOTE
show the pin assignments for the available packages.
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PD4/SCK
V
OSC1
OSC2
TCAP
PD7
TCMP
PD5/SS
PD3/MOSI
PD2/MISO
PD1/TDO
PD0/RDI
DD
Functional Pin Descriptions
19