MC68HC705P6ACDW Freescale Semiconductor, MC68HC705P6ACDW Datasheet - Page 20

• 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

Memory
20
$0020
$004F
$0050
$00BF
$00C0
$00FF
$0100
$12FF
$1300
$1EFE
$1EFF
$1F00
$1F01
$1FEF
$1FF0
$1FFF
$0000
$001F
Note 1. Writing zero to bit 0 of $1FF0 clears the COP watchdog timer. Reading $1FF0 returns user EPROM data.
AND VECTORS 239 BYTES
MASK OPTION REGISTERS
USER VECTORS EPROM
BOOTLOADER ROM
UNIMPLEMENTED
INTERNAL RAM
USER EPROM
USER EPROM
4608 BYTES
3071 BYTES
176 BYTES
32 BYTES
48 BYTES
16 BYTES
I/O
Figure 2-1. MC68HC705P6A User Mode Memory Map
64 BYTES
MC68HC705P6A Advance Information Data Sheet, Rev. 2.1
STACK
8175
8176
8191
0000
0031
0032
0079
0080
0191
0192
0255
0256
4863
4864
7934
7935
7936
7937
RESET VECTOR (HIGH BYTE)
TIMER VECTOR (HIGH BYTE)
RESET VECTOR (LOW BYTE)
TIMER VECTOR (LOW BYTE)
SWI VECTOR (HIGH BYTE)
IRQ VECTOR (HIGH BYTE)
SWI VECTOR (LOW BYTE)
IRQ VECTOR (LOW BYTE)
COP CLEAR REGISTER
I/O REGISTERS
SEE
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
Figure 2-2
Freescale Semiconductor
(1)
$0000
$001F
$1FFA
$1FFB
$1FFC
$1FFD
$1FFE
$1FFF
$1FF0
$1FF1
$1FF2
$1FF3
$1FF4
$1FF5
$1FF6
$1FF7
$1FF8
$1FF9