CYW20738
3. Specifications
3.1 Electrical Characteristics
Table 10 shows the maximum electrical rating for voltages referenced to VDD pin.
Table 10. Maximum Electrical Rating
Rating
DC supply voltage for RF domain
DC supply voltage for core domain
DC supply voltage for VDDM domain (UART/I2C)
DC supply voltage for VDDO domain
DC supply voltage for VR3V
Symbol
Value
1.4
Unit
V
–
–
1.4
V
–
3.8
V
–
3.8
V
–
3.8
V
DC supply voltage for VDDFE
–
1.4
V
Voltage on input or output pin
–
VSS – 0.3 to VDD + 0.3
0 to +70
V
Operating ambient temperature range
Storage temperature range
Topr
Tstg
°C
°C
–40 to +125
Table 11 shows the power supply characteristics for the range TJ = 0 to 125°C.
Table 11. Power Supply
Parameter
Minimuma
Typical
Maximuma
1.26
Unit
V
DC supply voltage for RF
DC supply voltage for Core
1.14
1.14
1.62
1.62
1.425
1.14
–
1.2
1.2
–
1.26
V
DC supply voltage for VDDM (UART/I2C)
DC supply voltage for VDDO
3.63
V
–
3.63
V
DC supply voltage for LDOIN
–
3.63
V
DC supply voltage for VDDFE
1.2b
–
1.26
V
Supply noise for VDDO (peak-to-peak)
Supply noise for LDOIN (peak-to-peak)
100
mV
mV
–
–
100
a. Overall performance degrades beyond minimum and maximum supply voltages.
b. 1.2V for Class 2 output with internal VREG.
Document Number: 002-14891 Rev. *C
Page 27 of 42
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