SED1330F Datasheet, PDF (72/148 Pages) List of Unclassifed Manufacturers – LCD Controller ICs

4.0 Specifications
4.5.6 External Oscillator Signal Timing
4.5.6 – 4.5.6.2
EXTφ0
tRCL
tWL
tWH
tCL
tFCL
Figure 44. External oscillator signal timing
4.5.6.1 SED1335F
Signal Symbol
Parameter
tRCL External clock rise time
tFCL External clock fall time
EXT φ0
tWH
External clock
HIGH-level pulsewidth
tWL
External clock
LOW-level pulsewidth
tC External clock period
Notes:
1.
(tC
–
tRCL
–
tFCL)
×
475
1000
<
tWH,
tWL
2.
(tC
–
tRCL
–
tFCL)
×
525
1000
>
tWH,
tWL
VDD = 4.5 to 5.5V VDD = 2.7 to 4.5V
min max min max
—
15
—
15
—
15
—
15
See note 1 See note 2 See note 1 See note 2
See note 1 See note 2 See note 1 See note 2
100
—
125
—
Ta = –20 to 75°C
Unit Condition
ns
ns
ns
ns
ns
4.5.6.2 SED1336F
Signal Symbol
Parameter
tRCL External clock rise time
tFCL External clock fall time
EXT φ0
tWH
External clock
HIGH-level pulsewidth
tWL
External clock
LOW-level pulsewidth
tC External clock period
Notes:
1.
(tC
–
tRCL
–
tFCL)
×
475
1000
<
tWH,
tWL
2.
(tC
–
tRCL
–
tFCL)
×
525
1000
>
tWH,
tWL
VDD = 4.5 to 5.5V VDD = 3.0 to 4.5V
min max min max
—
15
—
15
—
15
—
15
See note 1 See note 2 See note 1 See note 2
See note 1 See note 2 See note 1 See note 2
100
—
125
—
Ta = –20 to 75°C
Unit Condition
ns
ns
ns
ns
ns
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