Datasheet
RL78/L12
CHAPTER 31 ELECTRICAL SPECIFICATIONS (G: TA = -40 to +105°C)
R01UH0330EJ0200 Rev.2.00 941
Dec 13, 2013
(5) Communication at different potential (1.8 V, 2.5 V, 3 V) (CSI mode) (master mode, SCKp... internal clock
output) (1/2)
(T
A = −40 to +105°C, 2.4 V ≤ EVDD = VDD ≤ 5.5 V, VSS = EVSS = 0 V)
Parameter Symbol Conditions HS (high-speed main) Mode Unit
MIN. MAX.
SCKp cycle time tKCY1 tKCY1 ≥ 4/fCLK 4.0 V ≤ EVDD ≤ 5.5 V, 2.7 V ≤ Vb ≤ 4.0 V,
C
b = 30 pF, Rb = 1.4 kΩ
600
ns
2.7 V ≤ EVDD < 4.0 V, 2.3 V ≤ Vb ≤ 2.7 V,
C
b = 30 pF, Rb = 2.7 kΩ
600
ns
2.4 V ≤ EVDD < 3.3 V, 1.6 V ≤ Vb ≤ 2.0 V,
C
b = 30 pF, Rb = 5.5 kΩ
2300
ns
SCKp high-level width tKH1 4.0 V ≤ EVDD ≤ 5.5 V, 2.7 V ≤ Vb ≤ 4.0 V,
C
b = 30 pF, Rb = 1.4 kΩ
t
KCY1/2 − 150 ns
2.7 V ≤ EVDD < 4.0 V, 2.3 V ≤ Vb ≤ 2.7 V,
C
b = 30 pF, Rb = 2.7 kΩ
t
KCY1/2 − 340 ns
2.4 V ≤ EVDD < 3.3 V, 1.6 V ≤ Vb ≤ 2.0 V,
C
b = 30 pF, Rb = 5.5 kΩ
t
KCY1/2 − 916 ns
SCKp low-level width tKL1 4.0 V ≤ EVDD ≤ 5.5 V, 2.7 V ≤ Vb ≤ 4.0 V,
C
b = 30 pF, Rb = 1.4 kΩ
t
KCY1/2 − 24 ns
2.7 V ≤ EVDD < 4.0 V, 2.3 V ≤ Vb ≤ 2.7 V,
C
b = 30 pF, Rb = 2.7 kΩ
t
KCY1/2 − 36 ns
2.4 V ≤ EVDD < 3.3 V, 1.6 V ≤ Vb ≤ 2.0 V,
C
b = 30 pF, Rb = 5.5 kΩ
t
KCY1/2 − 100 ns
Caution Select the TTL input buffer for the SIp pin and the N-ch open drain output (V
DD tolerance (32- to 52-pin
products)/EV
DD tolerance (64-pin products)) mode for the SOp pin and SCKp pin by using port input
mode register g (PIMg) and port output mode register g (POMg). For VIH and VIL, see the DC
characteristics with TTL input buffer selected.