Datasheet
RL78/G13  2. ELECTRICAL SPECIFICATIONS (A, D: T
A = -40 to +85°C) 
Page 95 of 194R01DS0131EJ0310 Rev.3.10 
Nov 15, 2013 
(7)  Communication at different potential (2.5 V, 3 V) (CSI mode) (master mode, SCKp... internal clock output, 
corresponding CSI00 only) (1/2) 
 (TA = −40 to +85°C, 2.7 V ≤ EVDD0 = EVDD1 ≤ VDD ≤ 5.5 V, VSS = EVSS0 = EVSS1 = 0 V) 
Parameter Symbol  Conditions  HS (high-speed 
main) Mode 
LS (low-speed 
main) Mode 
LV (low-voltage 
main) Mode 
Unit
MIN. MAX. MIN. MAX. MIN. MAX.
SCKp cycle time  tKCY1 tKCY1 ≥ 2/fCLK 4.0 V ≤ EVDD0 ≤ 5.5 V, 
2.7 V ≤ V
b ≤ 4.0 V, 
C
b = 20 pF, Rb = 1.4 
kΩ 
200   1150 1150  ns 
2.7 V ≤ EVDD0 < 4.0 V, 
2.3 V ≤ V
b ≤ 2.7 V, 
C
b = 20 pF, Rb = 2.7 
kΩ 
300   1150 1150  ns 
SCKp high-level 
width 
tKH1 4.0 V ≤ EVDD0 ≤ 5.5 V, 
2.7 V ≤ V
b ≤ 4.0 V, 
C
b = 20 pF, Rb = 1.4 kΩ 
t
KCY1/2 − 
50 
 tKCY1/2 − 
50 
 tKCY1/2 − 
50 
 ns 
2.7 V ≤ EVDD0 < 4.0 V, 
2.3 V ≤ V
b ≤ 2.7 V, 
C
b = 20 pF, Rb = 2.7 kΩ 
t
KCY1/2 − 
120 
 tKCY1/2 − 
120 
 tKCY1/2 − 
120 
 ns 
SCKp low-level 
width 
tKL1 4.0 V ≤ EVDD0 ≤ 5.5 V, 
2.7 V ≤ V
b ≤ 4.0 V, 
C
b = 20 pF, Rb = 1.4 kΩ 
t
KCY1/2 − 
7 
 tKCY1/2 − 
50 
 tKCY1/2 − 
50 
 ns 
2.7 V ≤ EVDD0 < 4.0 V, 
2.3 V ≤ V
b ≤ 2.7 V, 
C
b = 20 pF, Rb = 2.7 kΩ 
t
KCY1/2 − 
10 
 tKCY1/2 − 
50 
 tKCY1/2 − 
50 
 ns 
SIp setup time 
(to SCKp↑)
 Note 1
t
SIK1 4.0 V ≤ EVDD0 ≤ 5.5 V, 
2.7 V ≤ V
b ≤ 4.0 V, 
C
b = 20 pF, Rb = 1.4 kΩ 
58   479 479  ns 
2.7 V ≤ EVDD0 < 4.0 V, 
2.3 V ≤ V
b ≤ 2.7 V, 
C
b = 20 pF, Rb = 2.7 kΩ 
121 479 479  ns 
SIp hold time 
(from SCKp↑) 
Note 
1
t
KSI1 4.0 V ≤ EVDD0 ≤ 5.5 V, 
2.7 V ≤ V
b ≤ 4.0 V, 
C
b = 20 pF, Rb = 1.4 kΩ 
10 10 10 ns 
2.7 V ≤ EVDD0 < 4.0 V, 
2.3 V ≤ V
b ≤ 2.7 V, 
C
b = 20 pF, Rb = 2.7 kΩ 
10 10 10 ns 
Delay time from 
SCKp↓ to SOp 
output 
Note 1
t
KSO1 4.0 V ≤ EVDD0 ≤ 5.5 V, 
2.7 V ≤ V
b ≤ 4.0 V, 
C
b = 20 pF, Rb = 1.4 kΩ 
 60 60 60 ns 
2.7 V ≤ EVDD0 < 4.0 V, 
2.3 V ≤ V
b ≤ 2.7 V, 
C
b = 20 pF, Rb = 2.7 kΩ 
 130 130 130 ns 
(Notes, Caution, and Remarks are listed on the next page.) 










