Electrical characteristics (continued) – Rainbow Electronics MAX6931 User Manual
Page 3
MAX6921/MAX6931
20-Output, 76V, Serial-Interfaced
VFD Tube Drivers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(Typical Operating Circuit, V
BB
= 8V to 76V, V
CC
= 3V to 5.5V, V
SS
= -11V to 0V, V
BB
- V
SS
≤ 76V, T
A
= T
MIN
to T
MAX
, unless other-
wise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
T
A
= +25°C
0.75
1
T
A
= -40°C to +85°C
1.5
V
BB
≥ 15V
I
OUT
= 1mA
T
A
= -40°C to +125°C
1.9
T
A
= +25°C
0.8
1.1
T
A
= -40°C to +85°C
1.6
Low-Voltage OUT_
(MAX6921 Only)
V
L
8V < V
BB
< 15V
I
OUT
= 1mA
T
A
= -40°C to +125°C
2.0
V
T
A
= +25°C
V
SS
+ 0.75 V
SS
+ 1
T
A
= -40°C to +85°C
V
SS
+ 1.5
V
BB
≥ 15V
I
OUT
= 1mA
T
A
= -40°C to +125°C
V
SS
+ 1.9
T
A
= +25°C
V
SS
+ 0.8 V
SS
+ 1.1
T
A
= -40°C to +85°C
V
SS
+ 1.6
Low-Voltage OUT_
(MAX6931 Only)
V
L
8V < V
BB
< 15V
I
OUT
= 1mA
T
A
= -40°C to +125°C
V
SS
+ 2.0
V
Rise Time OUT_ (20% to 80%)
t
R
V
BB
= 60V, C
L
= 50pF, R
L
=2.3k
Ω
0.9
2
µs
Fall Time OUT_ (80% to 20%)
t
F
V
BB
= 60V, C
L
= 50pF, R
L
=2.3k
Ω
0.6
1.5
µs
SERIAL INTERFACE TIMING CHARACTERISTICS
LOAD Rising to OUT_ Falling
Delay
(Notes 2, 3)
0.9
1.8
µs
LOAD Rising to OUT_ Rising
Delay
(Notes 2, 3)
1.2
2.4
µs
BLANK Rising to OUT_ Falling
Delay
(Notes 2, 3)
0.9
1.8
µs
BLANK Falling to OUT_ Rising
Delay
(Notes 2, 3)
0.5
1.3
2.5
µs
Input Leakage Current
CLK, DIN, LOAD, BLANK
I
IH
, I
IL
0.05
10
µA
Logic-High Input Voltage
CLK, DIN, LOAD, BLANK
V
IH
0.8 x
V
CC
V
Logic-Low Input Voltage
CLK, DIN, LOAD, BLANK
V
IL
0.3 x
V
CC
V
Hysteresis Voltage
DIN, CLK, LOAD, BLANK
∆V
I
0.6
V
High-Voltage DOUT
V
OH
I
SOURCE
= -1.0mA
V
CC
-
0.5
V
Low-Voltage DOUT
V
OL
I
SINK
= 1.0mA
0.5
V