PT6553_10 Datasheet, PDF (29/41 Pages) Princeton Technology Corp – LCD Driver IC with Key Input Function

LCD Driver IC with Key Input Function
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PT6553
ALLOWABLE OPERATING CONDITION
(Unless otherwise specified, Ta=25Ċ, Vss=0V)
Parameter
Symbol
Condition
Min.
Supply voltage
Input voltage
High level input voltage
Low level input voltage
Oscillation resistance
Oscillation capacitor
Oscillation range
Data setup time
V_DD
V_DD1
V_DD2
V_IH1
V_IH2
V_IL
R_OSC
C_OSC
f_OSC
tds
V_DD
V_DD1
V_DD2
CE, CLK, DI
KI1 to KI5
CE, CLK, DI, KI1 to KI5
OSC
OSC
OSC
CLK, DI (see Note 2)
4.5
-
-
0.8V_DD
0.6V_DD
0
-
-
19
160
Data hold time
tdh CLK, DI (see Note 2)
160
CE wait time
tcp CE, CLK (see Note 2)
160
CE setup time
tcs CE, CLK (see Note 2)
160
CE hold time
tch CE, CLK (see Note 2)
160
High level clock pulse
width
t_øH CLK (see Note 2)
160
Low level clock pulse
width
t_øL CLK (see Note 2)
160
Rise time
tr
CE, CLK, DI
(see Note 2)
-
Fall time
t_f
CE, CLK, DI
(see Note 2)
-
DO output delay time
tdc
DO, Rpu=4.7KΩ, CL=10pF
(see Note 1 & 2)
-
DO rise time
tdr
DO, Rpu=4.7KΩ, CL=10pF
(see Note 1 & 2)
-
Typ.
-
2/3V_DD
1/3V_DD
-
-
-
68
820
38
-
-
-
-
-
-
-
160
160
-
-
Max.
6.0
V_DD
V_DD
V_DD
V_DD
0.2V_DD
-
-
76
-
-
-
-
-
-
Unit
V
V
V
V
V
V
KΩ
pF
KHz
ns
ns
ns
ns
ns
ns
-
ns
-
ns
-
ns
1.5 µs
1.5 µs
Notes:
1. DO is an open-drain output, therefore, these values depend on the resistance value of pull-up
resistor Rpu and the capacitance value of the load capacitor, CL.
2. Refer to the Timing Waveforms shown on page 30.
PT6553 V1.7
- 29 -
November, 2007