PT6332 Datasheet, PDF (31/37 Pages) Princeton Technology Corp – VFD Driver/Controller IC

VFD Driver/Controller IC
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URL: http://www.princeton.com.tw
PT6332
ALLOWABLE OPERATING RANGES
(Ta=25℃, V_DD=3.3 to 5V, V_FL=18V, V_SS=0V)
Parameter
Symbol
Condition
Min Typ Max Unit
Supply Voltage
Input High-Level Voltage
Low-Level Input Voltage
V_DD
V_DD
V_FL
V_FL
V_IH1 DI, CL, CE, /BLK
V_IH2 KI1 to KI5
V_IL
DI, CL, CE, /BLK,
KI1 to KI5
3
5.0 5.5
V
8
12 18
V
0.8 V_DD -
5.5
V
0.6 V_DD -
V_DD
V
0
0.2 V_DD V
Guaranteed Oscillator Range fosc OSCI
0.9 2.4 3.7 MHz
Recommended External
Resistance
Recommended External
Capacitance
R_OSC OSCI
C_OSC OSCI
V_DD=5V
V_DD=3.3V
-
12
-
KΩ
-
7.5
-
15 33 100 pF
Clock Low-Level Pulse Width t_∅L CL: Figure 9
5V
160
-
3.3V 240
-
-
-
ns
Clock High-Level Pulse Width t_∅H CL: Figure 9
5V
160
-
3.3V 240
-
-
-
ns
Data Setup Time
t_ds
DI, CL: Figure 9
5V
160
3.3V 240
-
-
-
-
ns
Data Hold Time
t_dh
DI, CL: Figure 9
5V
160
3.3V 240
-
-
-
-
ns
CE Wait Time
t_cp
CE, CL: Figure 9
5V
3.3V
160
240
-
-
-
-
ns
CE Setup Time
t_cs
CE, CL: Figure 9
5V
3.3V
160
240
-
-
-
-
ns
CE Hold Time
t_ch
CE, CL: Figure 9
5V
3.3V
160
240
-
-
-
-
ns
DO Output Delay Time
DO Rise Time
/BLK Switching Time
t_dc
DO, R_PU=4.7KΩ, 5V
C_L=10pf*: Figure 9 3.3V
-
-
-
-
1.5
1.6
µs
t_dr
DO, R_PU=4.7KΩ, 5V
C_L=10pf*: Figure 9 3.3V
-
-
-
-
1.5
1.6
µs
t_C
/BLK, CE: Figure 6
5V
3.3V
10
14
-
-
-
-
µs
PT6332 V1.0
- 31 -
February, 2006