Motorola MC6805R Series - Page 97

SECTION 13
MECHANICAL DATA
This section contains the pin assignments and package dimensions for the MC68(7)05 series
devices.
13.1 PIN ASSIGNMENT
MC6805R2
MC6805R3
vss
PA7
Vss
PA7
RESET
2
PA6 RESET
2
PA6
INT
3
PA5
INT
3
PA5
VCC
4
PA4
VCC
4
PA4
EXTAL
5
PA3
EXTAL
5
PA3
PA2
PA2
(VSS)
NUM
7
PAl
NC
7
PAl
TIMER 8
PAD
TIMER 8
PAD
PCO
9
PB7
PCO
9
PB7
PCl 10 PB6
PCl 10 PB6
PC2
11
PB5
PC2
11
PB5
PC3
12
PB4
PC3
12
PB4
PB3
PC4
PB3
PC5
PB2
PC5
PB2
PC6
PBl
PC6
PBl
PC7
16
PBO
PC7
PBO
P07 POO/ANO
P07
POO/ANO
P06/1NT2
P011ANl
P06/1NT2
PD1/AN1
PD5IVRH
19
PD2/AN2
PD5IVRH
PD2/AN2
PD4IVRL
20
P03/AN3
PD4IVRL
PD3/AN3
13-1