Document Number: 002-09764 Rev. *G
Page 21 of 39
CYBLE-212019-00
CYBLE-212023-10
Pulse Width Modulation (PWM)
LCD Direct Drive
Table 24. PWM DC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
I
PWM1
Block current consumption at 3 MHz
–
–
42
A
16-bit PWM
I
PWM2
Block current consumption at 12 MHz
–
–
130
A
16-bit PWM
I
PWM3
Block current consumption at 48 MHz
–
–
535
A
16-bit PWM
Table 25. PWM AC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
T
PWMFREQ
Operating frequency
F
CLK
–
48
MHz
–
T
PWMPWINT
Pulse width (internal)
2 × T
CLK
–
–
ns
–
T
PWMEXT
Pulse width (external)
2 × T
CLK
–
–
ns
–
T
PWMKILLINT
Kill pulse width (internal)
2 × T
CLK
–
–
ns
–
T
PWMKILLEXT
Kill pulse width (external)
2 × T
CLK
–
–
ns
–
T
PWMEINT
Enable pulse width (internal)
2 × T
CLK
–
–
ns
–
T
PWMENEXT
Enable pulse width (external)
2 × T
CLK
–
–
ns
–
T
PWMRESWINT
Reset pulse width (internal)
2 × T
CLK
–
–
ns
–
T
PWMRESWEXT
Reset pulse width (external)
2 × T
CLK
–
–
ns
–
Table 26. LCD Direct Drive DC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
I
LCDLOW
Operating current in low-power mode
–
17.5
–
A
16 × 4 small segment
display at 50 Hz
C
LCDCAP
LCD capacitance per segment/common
driver
–
500
5000
pF
–
LCD
OFFSET
Long-term segment offset
–
20
–
mV
–
I
LCDOP1
LCD system operating current, V
BIAS
= 5 V
–
2
–
mA
32 × 4 segments. 50 Hz at
25 °C
I
LCDOP2
LCD system operating current, V
BIAS
= 3.3 V
–
2
–
mA
32 × 4 segments
50 Hz at 25 °C
Table 27. LCD Direct Drive AC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
F
LCD
LCD frame rate
10
50
150
Hz
–
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