參數(shù)資料
型號: UPD16326
廠商: NEC Corp.
英文描述: 32-BIT FLUORESCENT DISPLAY TUBE DRIVER
中文描述: 32位熒光顯示管驅(qū)動
文件頁數(shù): 5/12頁
文件大小: 76K
代理商: UPD16326
μ
PD16326
5
SWITCHING CHARACTERISTICS (T
A
= 25 C, V
DD1
= 5.0 V, V
DD2
= 125 V, V
SS
= 0 V, logic C
L
=
15 pF, driver C
L
= 50 pF, driver R
L
= 220 k
, t
r
= t
f
= 10 ns)
Item
Symbol
Condition
MIN.
TYP.
MAX.
Unit
Transmission delay time
t
PHL1
CLK
↓→
A/B
110
ns
t
PLH1
110
ns
t
PHL2
BLK
↓→
O
1
to O
32
300
ns
t
PLH2
300
ns
Fall time
t
THL
O
1
to O
32
600
ns
Rise time
t
TLH
O
1
to O
32
500
ns
Maximum clock frequency
f
max
With cascading, Duty = 50 %
8.0
MHz
Input capacitance
C
I
15
pF
TIMING REQUIREMENTS (T
A
= –40 to +85 C, V
DD1
= 4.5 to 5.5 V, V
SS
= 0 V, t
r
= t
f
= 10 ns)
Item
Symbol
Condition
MIN.
TYP.
MAX.
Unit
Clock pulse width
PW
CLK
40
ns
Strobe pulse width
PW
STB
80
ns
Blank pulse width
PW
BLK
1 500
ns
Data setup time
t
setup
15
ns
Data hold time
t
hold
30
ns
Clock-strobe time
t
CLK-STB
CLK
↓→
STB
45
ns
Strobe-clock time
t
STB-CLK
STB
↓→
CLK
45
ns
Strobe-blank time
t
STB-BLK
STB
↑→
BLK
80
ns
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