Datasheet

Section 26 Electrical Characteristics
Rev. 4.00 Sep 27, 2006 page 794 of 1130
REJ09B0327-0400
Table 26.10 Keyboard Buffer Controller Timing
Conditions: V
CC
= 3.0 V to 5.5 V, V
CC
B = 3.0 V to 5.5 V, V
SS
= 0 V, φ = 2 MHz to maximum
operating frequency, T
a
= –20 to +75°C
Ratings
Item Symbol Min Typ Max Unit
Test
Conditions Notes
KCLK, KD output
fall time
t
KBF
20 + 0.1 Cb — 250 ns Figure 26.27
KCLK, KD input
data hold time
t
KBIH
150 —— ns
KCLK, KD input
data setup time
t
KBIS
150 —— ns
KCLK, KD output
delay time
t
KBOD
——450 ns
KCLK, KD
capacitive load
C
b
——400 pF