MC68HC705P6ACDW Freescale Semiconductor, MC68HC705P6ACDW Datasheet - Page 61

• Manufacturer Part Number: MC68HC705P6ACDW
• Description: IC MCU 2.1MHZ 4.5K OTP 28-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705P6ACDW

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SIO
• Peripherals: POR, WDT
• Number Of I /o: 21
• Program Memory Size: 4.5KB (4.5K x 8)
• Program Memory Type: OTP
• Ram Size: 176 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 4x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Data Bus Width: 8 bit
• Data Ram Size: 176 B
• Maximum Clock Frequency: 2.1 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 16 bit
• Operating Supply Voltage: 3.3 V to 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No RoHS Version Available

20 pF
Freescale Semiconductor
V
DD
330 Ω
RESET
330 Ω
10 MΩ
2 MHz
PROG
VERF
V PP
Figure 10-3. MC68HC705P6A EPROM Programming Schematic Diagram
10 kΩ
1 µF
V DD
20 pF
PB6
PC5
IRQ/V
OSC1
OSC2
PC6
PB7
RESET
MC68HC705P6A
MC68HC705P6A Advance Information Data Sheet, Rev. 2.1
PP
PD7/TCAP
PB5
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PC1
PC2
PC3
PC4
V DD
V
DD
10 kΩ
V DD
10 kΩ
V
DD
D7
D6
D5
D4
D3
D2
D1
D0
CE
OE
A12
10 kΩ
Programming from an External Memory Device
2764
PGM
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
PGM
VFY
V
DD
10 kΩ
Q12
Q11
Q10
Q9
Q8
Q7
Q6
Q5
Q4
Q3
Q2
Q1
V
V
MC74HC4040
DD
PP
RST
= 16.5 V
= 5.0 V
CLK
61