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7 Matrix LED Display Driver
DC ELECTRICAL CHARACTERISTICS (continued)
(Typical operating circuit, V+ = 3.0V to 5.5V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.) (Note 1)
PARAMETER
LOGIC INPUTS AND OUTPUTS
Input High Voltage
DIN, CLK,
CS
Input Low Voltage
DIN, CLK,
CS
Input Leakage
DIN, CLK,
CS,
OSC
DOUT Output Low Voltage
DOUT Output High Voltage
Blink Output Low Voltage
CLK Clock Period
CLK Pulse Width High
CLK Pulse Width Low
CS
Fall to CLK Rise Setup Time
CLK Rise to
CS
Rise Hold Time
DIN Setup Time
DIN Hold Time
CS
Pulse High
DOUT Propagation Delay
V
IH
V
IL
I
IH
, I
IL
V
OLDO
V
OHDO
V
OLBK
t
CP
t
CH
t
CL
t
CSS
t
CSH
t
DS
t
DH
t
CSW
t
DO
C
LOAD
= 10pF
I
SINK
= 1.6mA
I
SOURCE
= 1.6mA
I
SINK
= 1.6mA
38.4
19
19
9.5
5
9.5
0
19
19
V+
- 0.4V
0.4
-2
+0.1
2.4
0.4
+2
0.4
V
V
碌A
V
V
V
ns
ns
ns
ns
ns
ns
ns
ns
ns
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MAX6952
TIMING CHARACTERISTICS
(Figure 1)
Note 1:
All parameters tested at T
A
= +25掳C. Specifications over temperature are guaranteed by design.
Note 2:
Guaranteed by design.
_______________________________________________________________________________________
3