SM6311 Datasheet, PDF (9/11 Pages) SamHop Microelectronics Corp. – VFD CONTROLLER / DRIVER

SAMHOP Microelectronics Corp.
VFD CONTROLLER / DRIVER
SM6311
DC/AC ELECTRICAL CHARACTERISTIC
(VDD=5V, GND=0V, VEE=VDD-35V, TA =25℃, unless otherwise noted)
PARAMETER
High-Level Output Voltage
Low-Level Output Voltage
Low-Level Output Voltage
High-Level Output Current
SYMBOL
VOHLED
VOLLED
VOLDout
IOHSg
MIN.
0.9VDD
－
－
-3
TYP.
－
－
－
－
MAX.
－
1
0.4
－
High-Level Output Current
VOHGr
-15
－
－
High-Level Input Voltage
Low-Level Input Voltage
Oscillation Frequency
VIH
0.7VDD
－
－
VIL
－
－
0.3VDD
fosc
350
500
650
UNIT
TEST CONDITIONS
V IOHLED=-1mA, LED1 to LED5
V IOLLED=+20mA, LED1 to LED5
V DOUT,IOLDout=4mA
mA VO=VDD－2V, Seg1 to Seg12
mA
VO=VDD－2V, Grid1 to Grid8,
Seg13 / Grid16 to Seg20 / Grid9
V
－
V
－
KHz
R=51KΩ
SWITCHING CHARACTERISTICS ( Ta=-20 to +70℃, VDD=4.5 to 5.5V, VEE=-30V )
PARAMETER
Oscillation Frequency
Propagation Delay Time
Rise Time
Fall Time
Maximun Clock Frequency
Input Capacitance
SYMBOL
tOSC
tPLZ
tPZL
tTZH1
tTZH2
tTHZ
fmax.
CI
MIN.
350
1
TYP.
500
MAX.
650
300
100
2
0.5
120
15
UNIT
TEST CONDITIONS
KHz R=56KΩ
ns _{CLK DOUT}
ns ^{CL=15pF, RL=10KΩ}
μs
Seg1 to Seg12
CL=300pF ^{Grid1 to Grid8 ,}
μs
Seg13 / Grid16 to
Seg20 / Grid9
μs CL=300pF, Segn, Gridn
MHZ Duty=50%
pF
TIMING CONDITIONS ( Ta=-20 to +70℃, VDD=4.5 to 5.5V )
PARAMETER
Clock Pulse Width
Strobe Pulse Width
Data Setup Time
Data Hold Time
Clock-Strobe Time
Wait Time
SYMBOL
PWCLK
PWSTB
tSETUP
tHOLD
tCLK-STB
tWAIT
MIN.
400
1
100
100
1
1
TYP.
MAX.
UNIT
TEST CONDITIONS
ns
μs
ns
ns
μs CLK
STB
μs CLK
CLK
Page 9
V.1.2, MAY,2003