Datasheet
Section 1 Overview 
R01UH0310EJ0500 Rev. 5.00    Page 41 of 1384 
Sep 25, 2012     
H8S/2426, H8S/2426R, H8S/2424 Group 
  Pin No.    
  H8S/2426, H8S/2426R  H8S/2424   
Type Symbol PLQP0144KA-A PTLG0145JB-A 
PLQP0120LA-A, 
PLQP0120KA-A I/O  Function 
Serial 
commu-
nication 
interface 
(SCI)/ 
Smart Card 
interface 
(SCI_0 
with IrDA 
function) 
SCK4-A 
SCK4-B 
SCK3 
SCK2 
SCK1 
SCK0 
138 
27 
61 
135 
137 
138 
B4 
H3 
M8 
C6 
A5 
B4 
114 
25 
50 
111 
113 
114 
Input/ 
output 
Clock input/output pins. 
SCL3 
SCL2 
SCL1 
SCL0 
134 
58 
139 
137 
B5 
K7 
C5 
A5 
110 
49 
115 
113 
Input/ 
output 
I
2
C clock input/output pins. I
2
C bus 
interface 2 
(IIC2) 
SDA3 
SDA2 
SDA1 
SDA0 
133 
57 
140 
138 
A6 
L8 
A4 
B4 
109 
48 
116 
114 
Input/ 
output 
I
2
C data input/output pins. 
SSO0-A 
SSO0-B 
SSO0-C 
46 
31 
87 
N4 
J3 
J13 
38 
29 
72 
Input/ 
output 
Data input/output pins. 
SSI0-A 
SSI0-B 
SSI0-C 
47 
30 
86 
K5 
K2 
H10 
39 
28 
71 
Input/ 
output 
Data input/output pins. 
Synchro-
nous serial 
commu-
nication 
unit (SSU) 
SSCK0-A 
SSCK0-B 
SSCK0-C 
48 
29 
85 
K6 
J1 
H12 
40 
27 
70 
Input/ 
output 
Clock input/output pins. 
  SCS0-A 
SCS0-B 
SCS0-C 
49 
28 
84 
L5 
K4 
J11 
41 
26 
69 
Input/ 
output 
Chip select input/output pins. 










