MC68HC705SR3CP Freescale Semiconductor, MC68HC705SR3CP Datasheet - Page 25

• Manufacturer Part Number: MC68HC705SR3CP
• Description: IC MCU 3.75K 2.1MHZ OTP 40-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705SR3CP

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: LED, POR
• Number Of I /o: 32
• Program Memory Size: 3.75KB (3.75K x 8)
• Program Memory Type: OTP
• Ram Size: 192 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: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Connectivity: -

2.3
MC68HC05SR3
Pin Assignments
Figure 2-4 Pin Assignment for 40-pin PDIP
PD6/IRQ2
PD5/VRH
PD4/VRL
RESET
TIMER
OSC1
OSC2
VDD
VSS
VPP
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PD7
IRQ
PIN DESCRIPTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
PD0/AN0
PD1/AN1
PD2/AN2
PD3/AN3
Freescale
TPG
2-5
2