MC68HC705C8ACS

Manufacturer Part NumberMC68HC705C8ACS
ManufacturerFreescale Semiconductor, Inc
MC68HC705C8ACS datasheet
 


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Freescale Semiconductor, Inc.
A
B
C
R5
10 M
Y1
C4
2.0 MHz
22 pF
D
E
F
G
H
I
J
K
L
+5 V
R10*
470
VERF
R9
10 K
DS2*
(VERF)
M
(PROG)
N
PROG
DS1*
(A5)
(A4)
(A3)
R11*
(A2)
470
(A1)
(A0)
+5 V
(D0)
(D1)
(D2)
(D3)
(D4)
O
P
Q
R
S
Figure 9-2. PROM Programming Circuit (Continued)
MC68HC705C8A — Rev. 3
MOTOROLA
For More Information On This Product,
J1
R3 10 K
3
2
+5 V
+5 V
R13
10 K
C3
22 pF
S3
R7
R6
R8
10 K
10 K
10 K
+5 V
NC
NC
7
PA5
PD7
8
PA4
TCMP
9
PA3
PD5
10
PA2
PD4
11
PA1
PD3
U3
12
PA0
PD2
44-LEAD PLCC
13
SOCKET
PB0
PD1
14
PB1
PD0
15
PB2
PC0
16
PC1
PB3
17
PC2
PB4
NC
NC
EPROM/OTPROM (PROM)
Go to: www.freescale.com
EPROM/OTPROM (PROM)
EPROM/OTPROM (PROM) Programming
R2
NC
1
1
NC
10 K
3
R1
NC
38
+12 V
NC
2.7 K
39
NC
NC
40
C2
S2
OUT
1.0 F
RESET
R4
10 K
P2
+5 V
IRQ
2
+5 V
S4
S5
S6
PD5
34
PD4
33
PD3
32
PD2
31
PD7
+5 V
36
1 2
R12
10 K
J2
TCAP
37
TCMP
35
PB0
12
PB1
C6
13
0.1 F
PB2
14
PB3
15
PB4
16
PB5
39
17
PB6
38
18
PB7
37
PD5
19
PA0
36
PD4
11
PA1
35
PD3
10
PA2
34
PD2
9
PA3
33
PD1
8
PA4
32
PD0
7
31
(A8)
PA5
6
30
(A9)
PA6
5
29
(A10)
PA7
4
PC0
28
PC1
27
PC2
26
PC3
25
PC4
24
PD1
30
PD0
29
PC5
23
PC6
22
PC7
21
V
SS
20
Technical Data