MAX6921AUI+T Maxim Integrated Products, MAX6921AUI+T Datasheet - Page 4

• Manufacturer Part Number: MAX6921AUI+T
• Description: IC DRVR VFD TUBE SRL 28-TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX6921AUI+T

• Display Type: Vacuum Fluorescent (VF)
• Interface: 4-Wire Serial
• Current - Supply: 1.65mA
• Voltage - Supply: 8 V ~ 76 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Configuration: -
• Digits Or Characters: -
• Lead Free Status / Rohs Status: Details

20-Output, 76V, Serial-Interfaced
VFD Tube Drivers
ELECTRICAL CHARACTERISTICS (continued)
( Typical Operating Circuit , V
wise noted.) (Note 1)
(V
4
Note 1: All parameters are tested at T
Note 2: Guaranteed by design.
Note 3: Delay measured from control edge to when output OUT_ changes by 1V.
Rise and Fall Time DOUT
CLK Clock Period
CLK Pulse-Width High
CLK Pulse-Width Low
CLK Rise to LOAD Rise Hold
DIN Setup Time
DIN Hold Time
DOUT Propagation Delay
LOAD Pulse High
CC
_______________________________________________________________________________________
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
= 5.0V, V
0
-40
vs. TEMPERATURE (OUTPUTS LOW)
-20
PARAMETER
TUBE SUPPLY CURRENT (I
V
BB
BB
= 40V
0
= 76V, and T
TEMPERATURE (°C)
20
40
60
V
BB
BB
V
BB
A
= 76V
80
= 8V to 76V, V
= 8V
= +25°C, unless otherwise noted.)
BB
100
)
A
120
SYMBOL
= +25°C. Specifications over temperature are guaranteed by design.
t
t
CSW
t
CSH
t
t
t
t
t
CH
DH
DO
CP
CL
DS
CC
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
= 3V to 5.5V, V
0
C
(Note 2)
(Note 2)
3.0V to 4.5V
4.5V to 5.5V
C
-40
DOUT
DOUT
vs. TEMPERATURE (OUTPUTS HIGH)
-20
V
TUBE SUPPLY CURRENT (I
BB
= 10pF
= 10pF
= 76V
0
V
BB
TEMPERATURE (°C)
= 40V
20
SS
CONDITIONS
= -11V to 0V, V
40
3V to 4.5V
4.5V to 5.5V
3.0V to 4.5V
4.5V to 5.5V
Typical Operating Characteristics
60
V
BB
80
= 8V
BB
100
)
BB
120
- V
SS
≤ 76V, T
400
350
300
250
200
150
100
50
0
-40
MIN
200
100
90
90
20
15
25
20
55
5
vs. TEMPERATURE (OUTPUTS LOW)
V
V
CC
-20
CC
V
A
LOGIC SUPPLY CURRENT (I
CC
V
= 3.3V, CLK = 5MHz
CC
= 5V, CLK = 5MHz
= T
= 5V, CLK = IDLE
= 3.3V, CLK = IDLE
0
MIN
TYP
120
TEMPERATURE (°C)
60
30
75
20
to T
40
MAX
MAX
100
240
150
60
80
, unless other-
80
CC
100
UNITS
)
ns
ns
ns
ns
ns
ns
ns
ns
ns
120