ICM7245_14 Datasheet, PDF (5/13 Pages) Intersil Corporation – 8-Character, 16-Segment, Microprocessor Compatible,LED Display Decoder Driver

ICM7245
Capacitance
PARAMETER
SYMBOL
TEST CONDITIONS
Input Capacitance
C_lN
(Note 7)
Output Capacitance
C_O
(Note 7)
NOTES:
6. In Sequential mode WR high must be ≥ T_SEN +T_WDF.
7. For design reference only, not tested.
MIN
TYP
-
5
-
5
Timing Waveforms
CS
t_CS
ADDRESS
WRITE
DATA
t_AH
t_AS
VALID
t_WC
t_WPI
t_WHP
t_DS
t_T
t_T
t_DH
VALID
FIGURE 1. RANDOM ACCESS TIMING
MAX
-
-
UNITS
pF
pF
WR
CLEAR
CHAR
1
t_SEN
CHAR
2
CHAR
8
t_WPH
SEN
DISPLAY FULL
FIGURE 2. SEQUENTIAL ACCESS MODE TIMING (MODE = 1)
t_WDF
5
FN8587.0
October 29, 2013