MC68HC705B16CFN Freescale Semiconductor, MC68HC705B16CFN Datasheet - Page 174

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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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14
Freescale
C-12
Note:
20
25
24
21
23
2
Figure C-6 EPROM(RAM) parallel bootstrap schematic diagram
VPP
1
CE
A8
A9
A10
A11
A12
14
26
This circuit is recommended for programming only at 25°C and not for use in the
end application, or at temperatures other than 25°C. If used in the end application,
VPP6 should be tied to VDD to avoid damaging the device.
GND
NC
27C64
100kΩ
+5V
27
PGM
0.01µF
1N914
red LED — programming failed
green LED — programming OK
OE
28
VCC
A0
A1
A2
A3
A4
A5
A6
A7
D0
D1
D2
D3
D4
D5
D6
D7
22
1kΩ
10
12
13
15
16
17
18
19
11
8
9
7
6
5
4
3
RESET
470Ω
470Ω
green LED
red LED
MC68HC705B5
1.0µF
RUN
+
1N914
TCAP1
IRQ
RESET
NC
TCMP1
TCMP2
PLMA
PLMB
TDO
SCLK
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
MC68HC705B5
VRH
VSS
TCAP2
OSC1
OSC2
VPP6
VDD
VRL
PD7
PD6
PD5
PD3
PD2
PD1
PD0
PD4
PC7
PC5
PC6
PC4
PC3
PC2
PC1
PC0
RDI
100 kΩ
4k7Ω
100µF
22pF
4k7Ω
RAM
EPROM
+5V
A12
A11
A10
A9
A8
+
10 kΩ
4.0 MHz
10MΩ
22pF
HDSK out
HDSK in
BC239C
Short circuit if
handshake not used
12 kΩ
MC68HC05B6
P1
1
2
3
1nF
47µF
Rev. 4.1
+
GND
+5V
V
+
1 kΩ
PP

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