Document Number: 002-12597 Rev. *H
Page 23 of 40
CYBLE-212020-01
LCD Direct Drive
Serial Communication
Table 28. Fixed I
2
C DC Specifications
Table 30. Fixed UART DC Specifications
Table 31. Fixed UART AC Specifications
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
–
µA
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
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
I
I2C1
Block current consumption at 100 kHz
–
–
50
µA
–
I
I2C2
Block current consumption at 400 kHz
–
–
155
µA
–
I
I2C3
Block current consumption at 1 Mbps
–
–
390
µA
–
I
I2C4
I
2
C enabled in Deep-Sleep mode
–
–
1.4
µA
–
Table 29. Fixed I
2
C AC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
F
I2C1
Bit rate
–
–
400
kHz
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
I
UART1
Block current consumption at 100 kbps
–
–
55
µA
–
I
UART2
Block current consumption at 1000 kbps
–
–
312
µA
–
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
F
UART
Bit rate
–
–
1
Mbps
–
Table 32. Fixed SPI DC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
I
SPI1
Block current consumption at 1 Mbps
–
–
360
µA
–
I
SPI2
Block current consumption at 4 Mbps
–
–
560
µA
–
I
SPI3
Block current consumption at 8 Mbps
–
–
600
µA
–
Table 33. Fixed SPI AC Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
F
SPI
SPI operating frequency (master; 6x over
sampling)
–
–
8
MHz
–