CY8C3446PVI-076 Cypress Semiconductor Corp, CY8C3446PVI-076 Datasheet - Page 76

• Manufacturer Part Number: CY8C3446PVI-076
• Description: PSOC3
• Manufacturer: Cypress Semiconductor Corp
• Series: PSOC™ 3 CY8C34xxr

Specifications of CY8C3446PVI-076

• Package / Case: *
• Voltage - Supply (vcc/vdd): 1.71 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 50MHz
• Number Of I /o: 25
• Eeprom Size: 2K x 8
• Core Processor: 8051
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Program Memory Size: 64KB (64K x 8)
• Data Converters: A/D 2x12b, D/A 2x8b
• Oscillator Type: Internal
• Peripherals: CapSense, DMA, LCD, POR, PWM, WDT
• Connectivity: EBI/EMI, I²C, LIN, SPI, UART/USART, USB
• Core Size: 8-Bit
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Technology: CMOS
• Processing Unit: Microcontroller
• Operating Supply Voltage (min): 1.8V
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Operating Supply Voltage (max): 5.5V
• Package Type: SSOP
• Screening Level: Industrial
• Pin Count: 48
• Mounting: Surface Mount
• Rad Hardened: No
• Processor Series: CY8C34
• Core: 8051
• Data Bus Width: 32 bit
• Data Ram Size: 8 KB
• Interface Type: I2C, SPI, UART, USB
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 28 to 72
• Number Of Timers: 4
• Operating Supply Voltage: 1.71 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Controller Family/series: (8051) PSOC 3
• No. Of I/o's: 25
• Eeprom Memory Size: 2KB
• Ram Memory Size: 8KB
• Cpu Speed: 50MHz
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.5.14 LCD Direct Drive
Table 11-40. LCD Direct Drive DC Specifications
Table 11-41. LCD Direct Drive AC Specifications
Notes
Document Number: 001-53304 Rev. *G
I
V
Icc
Icc
Icc
Icc
Icc
Icc
f
45. This is the LCD system operating current when there is no LCD display. Connecting an actual LCD display increases the current consumption based on the size of the
46. Additional conditions: All segments on; 2000 pF glass capacitance; Type A waveform; 50 Hz LCD refresh rate; Operating temperature = 25 °C; Boost converter not used.
CC
LCD
Parameter
Parameter
BIAS
LCD
LCD
LCD
LCD
LCD
LCD
LCD glass.
LCD operating current
LCD bias range (V
main output voltage(V0) of LCD DAC)
LCD bias step size
I
I
Static (1 common)
LCD system operating current
LCD system operating current
1/4 duty (4 commons)
LCD system operating current
LCD system operating current
1/16 duty (16 commons)
LCD system operating current
LCD system operating current
LCD frame rate
OUT
CC
LCD capacitance per
segment/common driver
Long term segment offset
Strong drive
Strong drive
Weak drive
Weak drive 2
No drive
per segment driver
(Output drive current per segment driver)
Description
Description
BIAS
refers to the
PRELIMINARY
16×4 segment display at 50 Hz
V
V
Drivers may be combined.
–
Output current in strong drive mode
for V
–
–
–
–
V
Number of LCD pins: 33 (32×1)
Number of segments: 32
V
Number of LCD pins: 33 (32×1)
Number of segments: 32
V
Number of LCD pins: 36 (32×4)
Number of segments: 128
V
Number of LCD pins: 36 (32×4)
Number of segments: 128
V
Number of LCD pins: 48 (32×16)
Number of segments: 512
V
Number of LCD pins: 48 (32×16)
Number of segments: 512
–
DDA
DDA
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
DDIO
≥ 3 V and V
≥ 3 V and V
= 5 V
= 3 V
= 5 V
= 3 V
= 5 V
= 3 V
= 5.5 V
Conditions
Conditions
DDA
DDA
PSoC
≥ V
≥ V
[46]
[46]
BIAS
BIAS
[46]
[46]
[46]
[46]
®
3: CY8C34 Family Datasheet
[45]
.
Min
528
220
Min
10
–
2
–
–
–
–
–
–
–
–
–
–
–
–
V
9.1 ×
Typ
500
260
<25
19
22
12
10
24
21
93
83
DDA
11
–
–
–
Typ
50
5000
Max
655
300
5.5
10
Max
150
–
–
–
–
–
–
–
–
–
–
–
Page 76 of 102
Units
mV
mV
Units
μA
pF
µA
µA
µA
µA
nA
µA
µA
µA
µA
µA
µA
V
Hz
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