CYW20737
3. Specifications
3.1 Electrical Characteristics
Table 11 shows the maximum electrical rating for voltages referenced to VDD pin.
Table 11. 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
Unit
V
–
–
–
–
–
–
–
1.4
1.4
3.8
3.8
3.8
1.4
V
V
V
V
DC supply voltage for VDDFE
V
Voltage on input or output pin
VSS – 0.3 to VDD + 0.3
–30 to +85
V
Operating ambient temperature range
Storage temperature range
Topr
Tstg
°C
°C
–40 to +125
Table 12 shows the power supply characteristics for the range TJ = 0 to 125°C.
Table 12. Power Supply
Parameter
Minimuma
1.14
Typical
Maximuma
1.26
Unit
DC supply voltage for RF
DC supply voltage for Core
1.2
1.2
–
V
V
V
V
V
V
1.14
1.62
1.62
1.425
1.14
1.26
3.63
3.63
3.63
1.26
DC supply voltage for VDDM (UART/I2C)
DC supply voltage for VDDO
–
DC supply voltage for LDOIN
–
DC supply voltage for VDDFE
1.2b
a. Overall performance degrades beyond minimum and maximum supply voltages.
b. 1.2V for Class 2 output with internal VREG.
Table 13 shows the digital level characteristics for (VSS = 0V).
Table 13. LDO Regulator Electrical Specifications
Parameter
Input voltage range
Default output voltage
Output voltage
Conditions
Min
1.425
–
Typ
Max
Unit
–
–
3.63
–
V
–
1.2
V
Range
0.8
–
–
1.4
–
V
Step size
40 or 80
mV
%
Accuracy at any step
–
–5
–
+5
30
0.2
0.2
–
Load current
–
–
mA
Line regulation
Load regulation
Quiescent current
Vin from 1.425 to 3.63V, Iload = 30 mA
–0.2
–
%VO/V
%VO/mA
µA
Iload from 1 µAto 30 mA, Vin = 3.3V, Bonding R = 0.3Ω –
0.1
6
No load @Vin = 3.3V
*Current limit enabled
–
Power-down current
Vin = 3.3V, worst@70°C
–
5
200
nA
Table 14 shows the specifications for the ADC characteristics.
Document Number: 002-16365 Rev. *C
Page 23 of 36
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