CY8C3866LTI-023 Cypress Semiconductor Corp, CY8C3866LTI-023 Datasheet - Page 71

• Manufacturer Part Number: CY8C3866LTI-023
• Description: CY8C3866LTI-023
• Manufacturer: Cypress Semiconductor Corp
• Series: PSOC™ 3 CY8C38xxr

Specifications of CY8C3866LTI-023

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 67MHz
• Connectivity: EBI/EMI, I²C, LIN, SPI, UART/USART, USB
• Peripherals: CapSense, DMA, POR, PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.71 V ~ 5.5 V
• Data Converters: A/D 2x20b, D/A 4x8b
• 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
Figure 11-8. Efficiency vs V
I
Document Number: 001-11729 Rev. *R
Note
V
F
OUT
29. Based on device characterization (Not production tested).
L
C
I
V
BOOST
RIPPLE
SW
F
BOOST
BOOST
R
Parameter
Parameter
= 30 mA, V
= 22 µF || 0.1 µF.
BAT
Ripple voltage
(peak-to-peak)
Switching frequency
Boost inductor
Filter capacitor
External Schottky diode
average forward current
ranges from 0.7 V to V
Description
Description
OUT
[29]
OUT
V
External Schottky diode is required for
V
OUT
, L
OUT
BOOST
= 1.8 V, F
> 3.6 V
BAT
= 22 µH
= 2.4 V, V
SW
Conditions
Conditions
= 400 kHz, I
Figure 11-9. Efficiency vs V
I
OUT
OUT
= 30 mA, V
= 2.7 V, I
OUT
= 10 mA
OUT
OUT
= 40 mA, F
PSoC
= 3.3 V, L
Min
Min
4.7
10
20
–
–
1
BAT
SW
®
BOOST
3: CY8C38 Family
= 400 kHz, L
0.1, 0.4,
Typ
or 2
Typ
10
22
= 22 µH
–
–
–
Data Sheet
Max
100
Max
BOOST
47
47
–
–
–
Page 71 of 129
= 10 µH,
Units
Units
MHz
mV
µH
µF
A
V
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