CY8C3245PVI-157 Cypress Semiconductor Corp, CY8C3245PVI-157 Datasheet - Page 69

• Manufacturer Part Number: CY8C3245PVI-157
• Description: CY8C3245PVI-157
• Manufacturer: Cypress Semiconductor Corp
• Series: PSOC™ 3 CY8C32xxr

Specifications of CY8C3245PVI-157

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, LIN, SPI, UART/USART
• Peripherals: CapSense, DMA, LCD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.71 V ~ 5.5 V
• Data Converters: A/D 2x12b, D/A 1x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 11-7. Inductive Boost Regulator AC Specifications
Unless otherwise specified, operating conditions are: V
C
Table 11-8. Recommended External Components for Boost Circuit
Document Number: 001-56955 Rev. *J
V
F
Parameter
Note
L
C
I
V
27. Based on device characterization (Not production tested).
BOOST
RIPPLE
SW
F
BOOST
BOOST
R
Parameter
= 22 µF || 0.1 µF.
Ripple voltage (peak-to-peak)
Switching frequency
Boost inductor
Filter capacitor
External Schottky diode
average forward current
Description
Description
[27]
External Schottky diode is required for
V
OUT
V
OUT
> 3.6 V
BAT
= 1.8 V, F
= 2.4 V, V
Conditions
SW
Conditions
= 400 kHz, I
OUT
= 2.7 V, I
OUT
OUT
= 10 mA
= 40 mA, F
PSoC
Min
4.7
10
20
Min
1
SW
®
–
–
3: CY8C32 Family
= 400 kHz, L
Typ
0.1, 0.4,
10
22
–
–
Typ
or 2
–
Data Sheet
Max
BOOST
47
47
–
–
Page 69 of 119
Max
100
–
= 10 µH,
Units
Units
µH
µF
MHz
A
V
mV
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