MC68HC705B16CFN Freescale Semiconductor, MC68HC705B16CFN Datasheet - Page 235

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MC68HC705B16CFN

Manufacturer Part Number
MC68HC705B16CFN
Description
IC MCU 2.1MHZ 15K OTP 52-PLCC
Manufacturer
Freescale Semiconductor
Series
HC05r
Datasheet

Specifications of MC68HC705B16CFN

Core Processor
HC05
Core Size
8-Bit
Speed
2.1MHz
Connectivity
SCI
Peripherals
POR, WDT
Number Of I /o
32
Program Memory Size
15KB (15K x 8)
Program Memory Type
OTP
Eeprom Size
256 x 8
Ram Size
352 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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MC68HC05B6
Rev. 4.1
Connector
Erase check
Serial boot
9600 BD
no parity
Green LED — EPROM erased
Red LED — EPROM not erased
Flashing green LED — programming
Green LED — programming ended
RS232
8-bit
100kΩ
0.01µF
Note:
1N914
8
5
7
3
2
1
2 x 3KΩ
22µF
1kΩ
+
Figure F-8 RAM load and execute schematic diagram
22µF
load & execute
13
14
+
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
RESET
Serial RAM
2
6
MAX
232
16
15
+5V
470Ω
470Ω
1
3
4
5
12
11
RUN
Green LED
Red LED
+
+
22µF
22µF
1.0µF
DD
+
voltage must be applied to the VPP6 pin at all times,
1N914
MC68HC705B16N
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
22
IRQ
RESET
PLMA
PLMB
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PD0
MC68HC705B16N
MCU (socket)
VRH
VRL
8
TCMP1
TCMP2
7
TCAP2
OSC1
OSC2
SCLK
VPP6
VPP1
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
Jump to $51
Serial boot
RAM load
& execute
4.0 MHz
22pF
+
47µF
10k Ω
BC239C
12 kΩ
P1
1nF
47µF
1
2
3
Freescale
+
GND
+5V
V
+
1 kΩ
PP
F-17
14

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