XC68HC705B32CB Freescale Semiconductor, XC68HC705B32CB Datasheet - Page 177

• Manufacturer Part Number: XC68HC705B32CB
• Description: IC MCU 2.1MHZ 32K OTP 56-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of XC68HC705B32CB

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI
• Peripherals: POR, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Eeprom Size: 256 x 8
• Ram Size: 528 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 56-SDIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

MC68HC05B6
Rev. 4.1
Connector
Erase check
Serial boot
9600 BD
no parity
Green — EPROM erased
Red — EPROM not erased
Green — programming OK
Red — programming error
RS232
8-bit
100kΩ
0.01µF
1N914
8
5
7
3
2
1
2 x 3KΩ
Note:
Figure C-7 EPROM (RAM) serial bootstrap schematic diagram
22µF
1kΩ
+
22µF
13
14
+
RESET
2
6
MAX
232
A minimum V
including power-on, as a lower voltage could damage the device. Unless
otherwise stated, EPROM programming is guaranteed at ambient (25°C)
temperature only
16
15
+5V
470Ω
470Ω
1
3
4
5
12
11
RUN
Green LED
Red LED
+
+
22µF
22µF
1.0µF
+
DD
1N914
MC68HC705B5
voltage must be applied to the VPP6 pin at all times,
19
18
20
21
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
14
13
12
50
52
5
4
3
41
TCAP1
VSS
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PD1
PD2
PD5
PD6
PD7
RDI
TDO
IRQ
RESET
PLMA
PLMB
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PD0
MC68HC705B5
22
VRH
VRL
8
TCMP1
TCMP2
7
TCAP2
OSC1
OSC2
SCLK
VPP6
VDD
PD3
PD4
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
NC
10
10nF
43
44
45
46
47
48
49
23
51
40
22pF
2
1
4k7Ω
4k7Ω
Erase check
Serial boot
4.0 MHz
10MΩ
22pF
+
47µF
10 kΩ
BC239C
12 kΩ
P1
1nF
47µF
1
2
3
Freescale
+
GND
+5V
V
+
1 kΩ
PP
C-15
14