EM78P341N/342N/343N
8-Bit Microprocessor with OTP ROM
3 Pin Assignment
(1) 14-Pin DIP/SOP
(2) 18-Pin DIP/SOP
P52/ADC2
P53/ADC3
P54/TCC/VREF
/RESET
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
P51/ADC1
P50/ADC0
P52/ADC2
P53/ADC3
P54/TCC/VREF
/RESET
1
2
3
4
5
6
7
14
13
12
11
10
9
P51/ADC1
P55/OSCI/ADC6
P70/OSCO/ADC5
VDD
P50/ADC0
P55/OSCI/ADC6
P70/OSCO/ADC5
VDD
Vss
P60//INT
P67/IR OUT/ADC4
P66/CIN-
Vss
P61/TCCA
P62/TCCB
P63/TCCC
P60//INT
P67/IR OUT/ADC4
P66/CIN-
P65/CIN+
P61/TCCA
8
P64/CO
Fig. 3-1 14-pin EM78P341NP/NM
Fig. 3-2 18-pin EM78P342NP/NM
(3) 20-Pin DIP/SOP/SSOP
1
20
19
18
17
16
15
14
13
12
11
P56
P52/ADC2
P53/ADC3
P54/TCC/VREF
/RESET
P57/ADC7
P51/ADC1
2
3
P50/ADC0
4
P55/OSCI/ADC6
P70/OSCO/ADC5
VDD
5
6
Vss
7
P60//INT
P67/IR OUT/ADC4
P66/CIN-
8
P61/TCCA
P62/TCCB
P63/TCCC
9
P65/CIN+
10
P64/CO
Fig. 3-3 20-pin EM78P343NP/NM/NKM
2 •
Product Specification (V1.0) 12.01.2006
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
